void FForwardPlusRenderer::DoScenePass(const FCamera& Camera, class IScene* Scene)
{
// Clear depth buffer
ID3D11DeviceContext* DeviceContext = GraphicsContext->GetImmediateContext();
const FLOAT ClearColour[4] = { 0.0f, 0.0f, 0.0f, 1.0f };
ID3D11RenderTargetView* BackBuffer = HighDynamicRangeMSAATarget->GetRenderTarget();
DeviceContext->ClearDepthStencilView(HighDynamicRangeMSAATarget->GetDepthStencil(), D3D11_CLEAR_STENCIL | D3D11_CLEAR_DEPTH, 1.0f, 0);
DeviceContext->ClearRenderTargetView(BackBuffer, ClearColour);
DeviceContext->OMSetRenderTargets(1, &BackBuffer, HighDynamicRangeMSAATarget->GetDepthStencil());
FViewport Fullscreen(0, 0, GraphicsContext->GetWidth(), GraphicsContext->GetHeight());
D3D11_VIEWPORT Viewport = Fullscreen.CreateRenderViewport();
DeviceContext->RSSetViewports(1, &Viewport);
InstanceBuffer->SetWorld(glm::mat4(1.0));
ID3D11RasterizerState* PreviousState = nullptr;
if (ForceWireframe.AsBoolean())
{
DeviceContext->RSGetState(&PreviousState);
DeviceContext->RSSetState(GraphicsContext->GetRenderStates()->WireframeRasterizer);
}
FDrawCall Params(DeviceContext, InstanceBuffer.Get());
Scene->Draw(Params);
if (PreviousState != nullptr)
{
DeviceContext->RSSetState(PreviousState);
}
}
bool SkyBox::Render(std::shared_ptr<D3DRenderer> d3d, DirectX::CXMMATRIX world, DirectX::CXMMATRIX view, DirectX::CXMMATRIX projection, std::shared_ptr<Camera> camera, std::shared_ptr<Light> light)
{
ID3D11DeviceContext *context = d3d->GetDeviceContext();
DirectX::XMMATRIX sphereWorld = DirectX::XMMatrixIdentity(), scale = DirectX::XMMatrixScaling(0.3f, 0.3f, 0.3f), translation;
translation = DirectX::XMMatrixTranslationFromVector(camera->GetPosition());
sphereWorld = scale * translation;
if (!SetShaderParameters(context, sphereWorld, view, projection, texture->GetTexture()))
return false;
UINT strides = sizeof(DirectX::VertexPositionNormalTexture), offset = 0;
context->IASetInputLayout(m_layout);
context->IASetIndexBuffer(sphereIndexBuffer, DXGI_FORMAT_R32_UINT, 0);
context->IASetVertexBuffers(0, 1, &sphereVertBuffer, &strides, &offset);
context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
context->PSSetShader(pixelShader, NULL, 0);
context->VSSetShader(vertexShader, NULL, 0);
context->RSSetState(d3d->GetRasterState(1));
d3d->SetDepthLessEqual();
context->DrawIndexed(NumSphereFaces*3, 0, 0);
d3d->End2D();
context->RSSetState(d3d->GetRasterState(0));
return true;
}
//---------------------------------------------------------------------------
void FontRenderer::FontDrawingBegin( RenderContext* rc )
{
assert( m_vertexBuffer != NULL );
assert( m_indexBuffer != NULL );
m_currentRC = rc;
m_fontDrawOps.clear();
ID3D11DeviceContext* dc = m_currentRC->Context();
UINT viewportCount = 1;
D3D11_VIEWPORT vp;
dc->RSGetViewports(&viewportCount, &vp);
UINT stride = sizeof(FontTextVertex);
UINT offset = 0;
dc->IASetInputLayout(m_vertexLayout);
dc->IASetIndexBuffer(m_indexBuffer, DXGI_FORMAT_R32_UINT, 0);
dc->IASetVertexBuffers(0, 1, &m_vertexBuffer, &stride, &offset);
dc->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
dc->VSSetShader( m_vertexShader, 0, 0 );
dc->PSSetShader( m_pixelShader, 0, 0 );
dc->PSSetSamplers( 0, 1, &m_samplerState );
dc->RSSetState(m_rasterState);
float blendFactor[4] = {1.0f};
dc->OMSetBlendState(m_blendState, blendFactor, 0xffffffff);
m_activeFont = NULL; // needs to be set!
}
void PipelineStateCache::setRasterizerState(ID3D11RasterizerState* rasterizerState)
{
if (rasterizerState != m_currentRasterizerState)
{
m_currentRasterizerState = rasterizerState;
m_deviceContext->RSSetState(m_currentRasterizerState);
}
}
//-----------------------------------------------------------------------------
void CPUTRenderStateBlockDX11::SetRenderStates( CPUTRenderParameters &renderParams )
{
ID3D11DeviceContext *pContext = ((CPUTRenderParametersDX*)&renderParams)->mpContext;
pContext->OMSetBlendState( mpBlendState, mStateDesc.BlendFactor, mStateDesc.SampleMask );
pContext->OMSetDepthStencilState( mpDepthStencilState, 0 ); // TODO: read stecil ref from config file
pContext->RSSetState( mpRasterizerState );
pContext->PSSetSamplers( 0, mNumSamplers, mpSamplerState );
pContext->VSSetSamplers( 0, mNumSamplers, mpSamplerState );
pContext->GSSetSamplers( 0, mNumSamplers, mpSamplerState );
} // CPUTRenderStateBlockDX11::SetRenderState()
~CDX11StateGuard()
{
ID3D11Device* pDevice = static_cast<ID3D11Device*>( gD3DDevice );
ID3D11DeviceContext* pContext = NULL;
pDevice->GetImmediateContext( &pContext );
// Apply saved state
pContext->OMSetBlendState( m_pBlendState, m_BlendFactor, m_SampleMask );
pContext->RSSetState( m_pRasterizerState );
pContext->IASetPrimitiveTopology( m_PrimitiveTopology );
pContext->IASetIndexBuffer( m_pIndexBuffer, m_IndexBufferFormat, m_IndexBufferOffset );
pContext->IASetInputLayout( m_pInputLayout );
pContext->IASetVertexBuffers( 0, D3D11_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT, m_pVertexBuffers, m_pVertexBufferStrides, m_pVertexBufferOffsets );
pContext->VSSetShader( m_pVertexShader, m_ppVertexShaderClassInstances, m_VertexShaderClassInstancesCount );
pContext->PSSetShader( m_pPixelShader, m_ppPixelShaderClassInstances, m_PixelShaderClassInstancesCount );
pContext->PSSetSamplers( 0, D3D11_COMMONSHADER_SAMPLER_SLOT_COUNT, m_ppPixelShaderSamplers );
pContext->PSSetShaderResources( 0, D3D11_COMMONSHADER_INPUT_RESOURCE_SLOT_COUNT, m_ppPixelShaderResources );
// Release references
SAFE_RELEASE( m_pBlendState );
SAFE_RELEASE( m_pRasterizerState );
SAFE_RELEASE( m_pIndexBuffer );
SAFE_RELEASE( m_pInputLayout );
for ( UINT i = 0; i < D3D11_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT; ++i )
{
SAFE_RELEASE( m_pVertexBuffers[i] );
}
SAFE_RELEASE( m_pVertexShader );
for ( UINT i = 0; i < m_VertexShaderClassInstancesCount; ++i )
{
SAFE_RELEASE( m_ppVertexShaderClassInstances[i] );
}
SAFE_RELEASE( m_pPixelShader );
for ( UINT i = 0; i < m_PixelShaderClassInstancesCount; ++i )
{
SAFE_RELEASE( m_ppPixelShaderClassInstances[i] );
}
for ( UINT i = 0; i < D3D11_COMMONSHADER_SAMPLER_SLOT_COUNT; ++i )
{
SAFE_RELEASE( m_ppPixelShaderSamplers[i] );
}
for ( UINT i = 0; i < D3D11_COMMONSHADER_INPUT_RESOURCE_SLOT_COUNT; ++i )
{
SAFE_RELEASE( m_ppPixelShaderResources[i] );
}
}
static void SetDefaultGraphicsState ()
{
#if SUPPORT_D3D11
// D3D11 case
if (s_DeviceType == kUnityGfxRendererD3D11)
{
ID3D11DeviceContext* ctx = NULL;
g_D3D11Device->GetImmediateContext (&ctx);
ctx->OMSetDepthStencilState (g_D3D11DepthState, 0);
ctx->RSSetState (g_D3D11RasterState);
ctx->OMSetBlendState (g_D3D11BlendState, NULL, 0xFFFFFFFF);
ctx->Release();
}
#endif
}
void SkyObject::Render(const ICamera &camera) {
camera.GetPosition(transform->position);
Matrix objectMatrix;
transform->GetTransformMatrixQuaternion(objectMatrix);
Matrix wvpMatrix = objectMatrix*camera.GetViewProjectionMatrix();
mSkyShader->SetVertexBufferValues(wvpMatrix, objectMatrix);
ID3D11DeviceContext *context = pD3dGraphicsObj->GetDeviceContext();
primitive->Draw(mSkyShader.get(), mSkyShader->GetInputLayout(), false, false, [=]
{
ID3D11RasterizerState* rasterizeState = pCommonStates->CullNone();
context->RSSetState(rasterizeState);
}
);
}
/*
Renders entity
*/
void CEntity::Render(unsigned int &prevMeshID) const
{
if (mRenderEntity)
{
CRenderManager* rm = CRenderManager::GetInstance();
ID3D11DeviceContext* deviceContext = rm->GetDeviceContext();
geom::CMesh* mesh = mTemplate->mMesh;
if (mesh != NULL)
{
if (mesh->GetUID() != prevMeshID)
{
/* Sets the buffers */
ID3D11Buffer* vertexBuffer = mesh->GetVertexBuffer();
ID3D11Buffer* indexBuffer = mesh->GetIndexBuffer();
UINT stride = mesh->GetVertexSize();
UINT offset = 0;
deviceContext->IASetVertexBuffers( 0, 1, &vertexBuffer, &stride, &offset );
deviceContext->IASetIndexBuffer( indexBuffer, DXGI_FORMAT_R16_UINT, 0 );
deviceContext->IASetPrimitiveTopology( mesh->GetTopology() );
/* Sets texture */
ID3D11ShaderResourceView* texture = mesh->GetTexture();
if (texture != NULL)
{
ID3D11SamplerState* sample = mesh->GetSample();
int startSlot = mesh->GetStartSlot();
deviceContext->PSSetShaderResources( startSlot, 1, &texture );
deviceContext->PSSetSamplers( startSlot, 1, &sample );
deviceContext->RSSetState( mTemplate->mRasterState );
}
}
deviceContext->DrawIndexed( mesh->GetNumberOfIndices(), 0, 0 );
prevMeshID = mesh->GetUID();
}
}
}
void Draw()
{
ID3D11DeviceContext* context = g_d3d.context_.get();
// Clear
float clearColor[] = { 0.3f, 0.3f, 0.3f, 1.0f };
context->ClearRenderTargetView( g_d3d.backBufferRTV_.get(), clearColor );
auto* rtv = g_d3d.backBufferRTV_.get();
context->OMSetRenderTargets( 1, &rtv, nullptr );
// Draw body
auto cbModelWVP = DirectX::XMMatrixIdentity();
auto matWorld = DirectX::XMMatrixIdentity();
matWorld = DirectX::XMMatrixRotationRollPitchYaw( g_d3d.jointRot_[ 0 ], g_d3d.jointRot_[ 1 ], g_d3d.jointRot_[ 2 ] );
auto matView = DirectX::XMMatrixLookAtLH(
DirectX::XMVectorSet( 0, 0, -3, 0 ), DirectX::XMVectorSet( 0, 0, 5, 0 ), DirectX::XMVectorSet( 0, 1, 0, 0 )
);
auto matProj = DirectX::XMMatrixPerspectiveFovLH(
DirectX::XMConvertToRadians( 50 ), (float)g_windowWidth / (float)g_windowHeight, 0.01f, 1000.0f
);
cbModelWVP = matWorld * matView * matProj;
cbModelWVP = DirectX::XMMatrixTranspose( cbModelWVP );
g_d3d.context_->UpdateSubresource( g_d3d.modelCB_.get(), 0, nullptr, &cbModelWVP, 0, 0 );
auto* vb = g_d3d.modelVB_.get();
unsigned int stride = sizeof( D3D::MeshFormat );
unsigned int offset = 0;
auto* cb = g_d3d.modelCB_.get();
D3D11_VIEWPORT viewport = { 0, 0, g_windowWidth, g_windowHeight, 0, 1 };
context->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
context->IASetInputLayout( g_d3d.modelIL_.get() );
context->IASetVertexBuffers( 0, 1, &vb, &stride, &offset );
context->VSSetShader( g_d3d.modelVS_.get(), nullptr, 0 );
context->VSSetConstantBuffers( 0, 1, &cb );
context->RSSetState( g_d3d.rasterState_.get() );
context->PSSetShader( g_d3d.modelPS_.get(), nullptr, 0 );
context->RSSetViewports( 1, &viewport );
context->Draw( 18, 0 );
g_d3d.swapChain_->Present( 1, 0 );
}
//---------------------------------------------------------------------------
void ShadowMapGen::Begin(RenderContext* rc, RenderSurface* pSurface, const AABB& bounds )
{
m_rc = rc;
m_pSurface = pSurface;
ID3D11DeviceContext* dc = m_rc->Context();
// set depth-stencil state to default.
dc->OMSetDepthStencilState(NULL,0);
ShadowMaps::Inst()->UpdateLightCamera(dc, LightingState::Inst()->ProminentDirLight(), bounds);
ShadowMaps::Inst()->SetAndClear(dc);
dc->RSSetState( m_rasterStateShadow );
const Camera& lightCam = ShadowMaps::Inst()->GetCamera();
// update per frame cb
ConstantBufferShadowMapGenPerFrame constBuffer;
Matrix::Transpose(lightCam.View() ,constBuffer.view);
Matrix::Transpose(lightCam.Proj(),constBuffer.proj);
UpdateConstantBuffer(dc,m_pConstantBufferPerFrame,&constBuffer,sizeof(constBuffer));
// set imput layout.
dc->IASetInputLayout( m_pVertexLayoutMesh );
// set shaders
dc->VSSetShader( m_shaderShadowMapsVS, NULL, 0 );
dc->PSSetShader( NULL, NULL, 0 );
dc->GSSetShader( NULL, NULL, 0 );
ID3D11Buffer* constantBuffers[] = {
m_pConstantBufferPerFrame,
m_pConstantBufferPerDraw
};
// set const buffers for vertex shader.
dc->VSSetConstantBuffers( 0, ARRAY_SIZE(constantBuffers), constantBuffers );
}
// parameters should be validated/clamped by caller
EGLint SwapChain11::swapRect(EGLint x, EGLint y, EGLint width, EGLint height)
{
if (!mSwapChain)
{
return EGL_SUCCESS;
}
ID3D11Device *device = mRenderer->getDevice();
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
// Set vertices
D3D11_MAPPED_SUBRESOURCE mappedResource;
HRESULT result = deviceContext->Map(mQuadVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
if (FAILED(result))
{
return EGL_BAD_ACCESS;
}
d3d11::PositionTexCoordVertex *vertices = static_cast<d3d11::PositionTexCoordVertex*>(mappedResource.pData);
// Create a quad in homogeneous coordinates
float x1 = (x / float(mWidth)) * 2.0f - 1.0f;
float y1 = (y / float(mHeight)) * 2.0f - 1.0f;
float x2 = ((x + width) / float(mWidth)) * 2.0f - 1.0f;
float y2 = ((y + height) / float(mHeight)) * 2.0f - 1.0f;
float u1 = x / float(mWidth);
float v1 = y / float(mHeight);
float u2 = (x + width) / float(mWidth);
float v2 = (y + height) / float(mHeight);
d3d11::SetPositionTexCoordVertex(&vertices[0], x1, y1, u1, v1);
d3d11::SetPositionTexCoordVertex(&vertices[1], x1, y2, u1, v2);
d3d11::SetPositionTexCoordVertex(&vertices[2], x2, y1, u2, v1);
d3d11::SetPositionTexCoordVertex(&vertices[3], x2, y2, u2, v2);
deviceContext->Unmap(mQuadVB, 0);
static UINT stride = sizeof(d3d11::PositionTexCoordVertex);
static UINT startIdx = 0;
deviceContext->IASetVertexBuffers(0, 1, &mQuadVB, &stride, &startIdx);
// Apply state
deviceContext->OMSetDepthStencilState(NULL, 0xFFFFFFFF);
static const float blendFactor[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
deviceContext->OMSetBlendState(NULL, blendFactor, 0xFFFFFFF);
deviceContext->RSSetState(NULL);
// Apply shaders
deviceContext->IASetInputLayout(mPassThroughIL);
deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
deviceContext->VSSetShader(mPassThroughVS, NULL, 0);
deviceContext->PSSetShader(mPassThroughPS, NULL, 0);
deviceContext->GSSetShader(NULL, NULL, 0);
// Apply render targets
mRenderer->setOneTimeRenderTarget(mBackBufferRTView);
// Set the viewport
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = mWidth;
viewport.Height = mHeight;
viewport.MinDepth = 0.0f;
viewport.MaxDepth = 1.0f;
deviceContext->RSSetViewports(1, &viewport);
// Apply textures
deviceContext->PSSetShaderResources(0, 1, &mOffscreenSRView);
deviceContext->PSSetSamplers(0, 1, &mPassThroughSampler);
// Draw
deviceContext->Draw(4, 0);
result = mSwapChain->Present(mSwapInterval, 0);
if (result == DXGI_ERROR_DEVICE_REMOVED)
{
HRESULT removedReason = device->GetDeviceRemovedReason();
ERR("Present failed: the D3D11 device was removed: 0x%08X", removedReason);
return EGL_CONTEXT_LOST;
}
else if (result == DXGI_ERROR_DEVICE_RESET)
{
ERR("Present failed: the D3D11 device was reset from a bad command.");
return EGL_CONTEXT_LOST;
}
else if (FAILED(result))
{
ERR("Present failed with error code 0x%08X", result);
}
// Unbind
static ID3D11ShaderResourceView *const nullSRV = NULL;
deviceContext->PSSetShaderResources(0, 1, &nullSRV);
mRenderer->unapplyRenderTargets();
mRenderer->markAllStateDirty();
return EGL_SUCCESS;
}
void FBXObject::SetupDrawRasterizeShader()
{
ID3D11DeviceContext* pImmediateContext = DX11App::getInstance()->direct3d.pImmediateContext;
pImmediateContext->RSSetState( this->pRastersizerState.second );
}
// parameters should be validated/clamped by caller
EGLint SwapChain11::swapRect(EGLint x, EGLint y, EGLint width, EGLint height)
{
if (!mSwapChain)
{
return EGL_SUCCESS;
}
if (mRenderToBackBuffer)
{
// When rendering directly to the backbuffer, we must swap the whole buffer.
if (!(x == 0 && y == 0 && width == mWidth && height == mHeight))
{
ERR("When rendering directly to the backbuffer, swapRect can only be called on the entire backbuffer.");
ASSERT(false);
return EGL_FALSE;
}
}
HRESULT result = S_OK;
ID3D11Device *device = mRenderer->getDevice();
if (!mRenderToBackBuffer)
{
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
// Set vertices
D3D11_MAPPED_SUBRESOURCE mappedResource;
result = deviceContext->Map(mQuadVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
if (FAILED(result))
{
return EGL_BAD_ACCESS;
}
d3d11::PositionTexCoordVertex *vertices = static_cast<d3d11::PositionTexCoordVertex*>(mappedResource.pData);
// Create a quad in homogeneous coordinates
float x1 = (x / float(mWidth)) * 2.0f - 1.0f;
float y1 = (y / float(mHeight)) * 2.0f - 1.0f;
float x2 = ((x + width) / float(mWidth)) * 2.0f - 1.0f;
float y2 = ((y + height) / float(mHeight)) * 2.0f - 1.0f;
float u1 = x / float(mWidth);
float v1 = y / float(mHeight);
float u2 = (x + width) / float(mWidth);
float v2 = (y + height) / float(mHeight);
d3d11::SetPositionTexCoordVertex(&vertices[0], x1, y1, u1, v1);
d3d11::SetPositionTexCoordVertex(&vertices[1], x1, y2, u1, v2);
d3d11::SetPositionTexCoordVertex(&vertices[2], x2, y1, u2, v1);
d3d11::SetPositionTexCoordVertex(&vertices[3], x2, y2, u2, v2);
deviceContext->Unmap(mQuadVB, 0);
static UINT stride = sizeof(d3d11::PositionTexCoordVertex);
static UINT startIdx = 0;
deviceContext->IASetVertexBuffers(0, 1, &mQuadVB, &stride, &startIdx);
// Apply state
deviceContext->OMSetDepthStencilState(NULL, 0xFFFFFFFF);
static const float blendFactor[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
deviceContext->OMSetBlendState(NULL, blendFactor, 0xFFFFFFF);
deviceContext->RSSetState(NULL);
// Apply shaders
deviceContext->IASetInputLayout(mPassThroughIL);
deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
deviceContext->VSSetShader(mPassThroughVS, NULL, 0);
deviceContext->PSSetShader(mPassThroughPS, NULL, 0);
deviceContext->GSSetShader(NULL, NULL, 0);
// Apply render targets
mRenderer->setOneTimeRenderTarget(mBackBufferRTView);
// Set the viewport
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = static_cast<FLOAT>(mWidth);
viewport.Height = static_cast<FLOAT>(mHeight);
viewport.MinDepth = 0.0f;
viewport.MaxDepth = 1.0f;
deviceContext->RSSetViewports(1, &viewport);
// Apply textures
mRenderer->setShaderResource(gl::SAMPLER_PIXEL, 0, mOffscreenSRView);
deviceContext->PSSetSamplers(0, 1, &mPassThroughSampler);
// Draw
deviceContext->Draw(4, 0);
}
#if ANGLE_VSYNC == ANGLE_DISABLED
result = mSwapChain->Present(0, 0);
#else
// Use IDXGISwapChain1::Present1 with a dirty rect if DXGI 1.2 is available.
if (mSwapChain1 != nullptr)
{
RECT rect =
{
static_cast<LONG>(x), static_cast<LONG>(mHeight - y - height),
static_cast<LONG>(x + width), static_cast<LONG>(mHeight - y)
};
DXGI_PRESENT_PARAMETERS params = { 1, &rect, nullptr, nullptr };
result = mSwapChain1->Present1(mSwapInterval, 0, ¶ms);
}
else
{
result = mSwapChain->Present(mSwapInterval, 0);
}
#endif
if (result == DXGI_ERROR_DEVICE_REMOVED)
{
HRESULT removedReason = device->GetDeviceRemovedReason();
UNUSED_TRACE_VARIABLE(removedReason);
ERR("Present failed: the D3D11 device was removed: 0x%08X", removedReason);
return EGL_CONTEXT_LOST;
}
else if (result == DXGI_ERROR_DEVICE_RESET)
{
ERR("Present failed: the D3D11 device was reset from a bad command.");
return EGL_CONTEXT_LOST;
}
else if (FAILED(result))
{
ERR("Present failed with error code 0x%08X", result);
}
// Unbind
mRenderer->setShaderResource(gl::SAMPLER_PIXEL, 0, NULL);
mRenderer->unapplyRenderTargets();
mRenderer->markAllStateDirty();
return EGL_SUCCESS;
}
void VegetationRendering::draw(ID3D11Device* device, const GameTime& gameTime)
{
ID3D11DeviceContext* deviceContext;
device->GetImmediateContext(&deviceContext);
D3D11_VIEWPORT viewport;
unsigned numViewports = 1;
deviceContext->RSGetViewports(&numViewports, &viewport);
camera->setAspectRatio(viewport.Width / viewport.Height);
deviceContext->RSSetState(rsCullBack);
deviceContext->OMSetBlendState(bsDefault, Vector4(0,0,0,0), 0xFFFFFFFF);
terrain->draw(device, gameTime);
//tessellationTerrain->draw(device, gameTime);
if (complexTreesEnabled) trunk->draw(device, gameTime);
deviceContext->RSSetState(rsCullNone);
if(treeModelsEnabled)
{
separateLeafModel->draw(device, gameTime);
billboardLeafModel->draw(device, gameTime);
}
if (defaultTreesEnabled)
{
for(int i = 0; i < trunk->getDrawInstanceCount(); ++i)
{
Matrix trunkWorld = Matrix::createTranslation(trunk->getTreePositions()[i]);
/*if(defaultDetailedEnabled)
{
defaultTrunkDetailedModel->setWorld(trunkWorld);
defaultTrunkDetailedModel->draw(device, gameTime);
}
else
{*/
defaultTrunkModel->setWorld(trunkWorld);
defaultTrunkModel->draw(device, gameTime);
//}
}
}
if (complexGrassEnabled) complexGrass->draw(device, gameTime);
if (defaultGrassEnabled)
{
for(int i = 0; i < complexGrass->getDrawInstanceCount(); ++i)
{
Matrix grassWorld = Matrix::createScale(complexGrass->getScale()) * Matrix::createTranslation(complexGrass->getGrassPatchPositions()[i]);
if(defaultDetailedEnabled)
{
defaultGrassDetailedModel->setWorld(grassWorld);
defaultGrassDetailedModel->draw(device, gameTime);
}
else
{
defaultGrassModel->setWorld(grassWorld);
defaultGrassModel->draw(device, gameTime);
}
}
}
deviceContext->OMSetBlendState(bsAlphaToCoverage, Vector4(0,0,0,0), 0xFFFFFFFF);
if (gsGrassEnabled) gsGrass->draw(device, gameTime);
deviceContext->Release();
}
/// Called by D3D11 device to active this state block.
/// @param oldState The current state, used to make sure we don't set redundant states on the device. Pass NULL to reset all states.
void GFXD3D11StateBlock::activate(GFXD3D11StateBlock* oldState)
{
PROFILE_SCOPE( GFXD3D11StateBlock_Activate );
ID3D11DeviceContext* pDevCxt = D3D11DEVICECONTEXT;
mBlendDesc.AlphaToCoverageEnable = false;
mBlendDesc.IndependentBlendEnable = mDesc.separateAlphaBlendEnable;
mBlendDesc.RenderTarget[0].BlendEnable = mDesc.blendEnable;
mBlendDesc.RenderTarget[0].BlendOp = GFXD3D11BlendOp[mDesc.blendOp];
mBlendDesc.RenderTarget[0].BlendOpAlpha = GFXD3D11BlendOp[mDesc.separateAlphaBlendOp];
mBlendDesc.RenderTarget[0].DestBlend = GFXD3D11Blend[mDesc.blendDest];
mBlendDesc.RenderTarget[0].DestBlendAlpha = GFXD3D11Blend[mDesc.separateAlphaBlendDest];
mBlendDesc.RenderTarget[0].SrcBlend = GFXD3D11Blend[mDesc.blendSrc];
mBlendDesc.RenderTarget[0].SrcBlendAlpha = GFXD3D11Blend[mDesc.separateAlphaBlendSrc];
mBlendDesc.RenderTarget[0].RenderTargetWriteMask = mColorMask;
float blendFactor[] = { 1.0f, 1.0f, 1.0f, 1.0f };
pDevCxt->OMSetBlendState(mBlendState, blendFactor, 0xFFFFFFFF);
mDepthStencilDesc.DepthWriteMask = mDesc.zWriteEnable ? D3D11_DEPTH_WRITE_MASK_ALL : D3D11_DEPTH_WRITE_MASK_ZERO;
mDepthStencilDesc.DepthEnable = mDesc.zEnable;
mDepthStencilDesc.DepthFunc = GFXD3D11CmpFunc[mDesc.zFunc];
mDepthStencilDesc.StencilWriteMask = mDesc.stencilWriteMask;
mDepthStencilDesc.StencilReadMask = mDesc.stencilMask;
mDepthStencilDesc.StencilEnable = mDesc.stencilEnable;
mDepthStencilDesc.FrontFace.StencilFunc = GFXD3D11CmpFunc[mDesc.stencilFunc];
mDepthStencilDesc.FrontFace.StencilFailOp = GFXD3D11StencilOp[mDesc.stencilFailOp];
mDepthStencilDesc.FrontFace.StencilDepthFailOp = GFXD3D11StencilOp[mDesc.stencilZFailOp];
mDepthStencilDesc.FrontFace.StencilPassOp = GFXD3D11StencilOp[mDesc.stencilPassOp];
if (mDesc.stencilEnable)
mDepthStencilDesc.BackFace = mDepthStencilDesc.FrontFace;
else
{
mDepthStencilDesc.BackFace.StencilFunc = GFXD3D11CmpFunc[GFXCmpAlways];
mDepthStencilDesc.BackFace.StencilFailOp = GFXD3D11StencilOp[GFXStencilOpKeep];
mDepthStencilDesc.BackFace.StencilDepthFailOp = GFXD3D11StencilOp[GFXStencilOpKeep];
mDepthStencilDesc.BackFace.StencilPassOp = GFXD3D11StencilOp[GFXStencilOpKeep];
}
pDevCxt->OMSetDepthStencilState(mDepthStencilState, mDesc.stencilRef);
mRasterizerDesc.CullMode = GFXD3D11CullMode[mDesc.cullMode];
mRasterizerDesc.FillMode = GFXD3D11FillMode[mDesc.fillMode];
mRasterizerDesc.DepthBias = mDesc.zBias;
mRasterizerDesc.SlopeScaledDepthBias = mDesc.zSlopeBias;
mRasterizerDesc.AntialiasedLineEnable = FALSE;
mRasterizerDesc.MultisampleEnable = FALSE;
mRasterizerDesc.ScissorEnable = FALSE;
if (mDesc.zEnable)
mRasterizerDesc.DepthClipEnable = true;
else
mRasterizerDesc.DepthClipEnable = false;
mRasterizerDesc.FrontCounterClockwise = FALSE;
mRasterizerDesc.DepthBiasClamp = 0.0f;
pDevCxt->RSSetState(mRasterizerState);
U32 numSamplers = GFX->getNumSamplers();
for (U32 i = 0; i < numSamplers; i++)
{
mSamplerDesc[i].AddressU = GFXD3D11TextureAddress[mDesc.samplers[i].addressModeU];
mSamplerDesc[i].AddressV = GFXD3D11TextureAddress[mDesc.samplers[i].addressModeV];
mSamplerDesc[i].AddressW = GFXD3D11TextureAddress[mDesc.samplers[i].addressModeW];
mSamplerDesc[i].MaxAnisotropy = mDesc.samplers[i].maxAnisotropy;
mSamplerDesc[i].MipLODBias = mDesc.samplers[i].mipLODBias;
mSamplerDesc[i].MinLOD = 0;
mSamplerDesc[i].MaxLOD = FLT_MAX;
if(mDesc.samplers[i].magFilter == GFXTextureFilterPoint && mDesc.samplers[i].minFilter == GFXTextureFilterPoint && mDesc.samplers[i].mipFilter == GFXTextureFilterPoint)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterPoint && mDesc.samplers[i].minFilter == GFXTextureFilterPoint && mDesc.samplers[i].mipFilter == GFXTextureFilterLinear)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_MAG_POINT_MIP_LINEAR;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterLinear && mDesc.samplers[i].minFilter == GFXTextureFilterPoint && mDesc.samplers[i].mipFilter == GFXTextureFilterPoint)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_POINT_MAG_LINEAR_MIP_POINT;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterLinear && mDesc.samplers[i].minFilter == GFXTextureFilterPoint && mDesc.samplers[i].mipFilter == GFXTextureFilterLinear)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_POINT_MAG_MIP_LINEAR;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterPoint && mDesc.samplers[i].minFilter == GFXTextureFilterLinear && mDesc.samplers[i].mipFilter == GFXTextureFilterPoint)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterPoint && mDesc.samplers[i].minFilter == GFXTextureFilterLinear && mDesc.samplers[i].mipFilter == GFXTextureFilterLinear)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_LINEAR_MAG_POINT_MIP_LINEAR;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterLinear && mDesc.samplers[i].minFilter == GFXTextureFilterLinear && mDesc.samplers[i].mipFilter == GFXTextureFilterPoint)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT;
else if(mDesc.samplers[i].magFilter == GFXTextureFilterLinear && mDesc.samplers[i].minFilter == GFXTextureFilterLinear && mDesc.samplers[i].mipFilter == GFXTextureFilterLinear)
mSamplerDesc[i].Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;
else
mSamplerDesc[i].Filter = D3D11_FILTER_ANISOTROPIC;
mSamplerDesc[i].BorderColor[0] = 0.0f;
mSamplerDesc[i].BorderColor[1] = 0.0f;
mSamplerDesc[i].BorderColor[2] = 0.0f;
mSamplerDesc[i].BorderColor[3] = 0.0f;
mSamplerDesc[i].ComparisonFunc = D3D11_COMPARISON_NEVER;
}
//TODO samplers for vertex shader
// Set all the samplers with one call
//pDevCxt->VSSetSamplers(0, numSamplers, &mSamplerStates[0]);
pDevCxt->PSSetSamplers(0, numSamplers, &mSamplerStates[0]);
}
void Clear11::clearFramebuffer(const gl::ClearParameters &clearParams, gl::Framebuffer *frameBuffer)
{
// First determine if a scissored clear is needed, this will always require drawing a quad.
//
// Otherwise, iterate over the color buffers which require clearing and determine if they can be
// cleared with ID3D11DeviceContext::ClearRenderTargetView... This requires:
// 1) The render target is being cleared to a float value (will be cast to integer when clearing integer
// render targets as expected but does not work the other way around)
// 2) The format of the render target has no color channels that are currently masked out.
// Clear the easy-to-clear buffers on the spot and accumulate the ones that require special work.
//
// Also determine if the depth stencil can be cleared with ID3D11DeviceContext::ClearDepthStencilView
// by checking if the stencil write mask covers the entire stencil.
//
// To clear the remaining buffers, quads must be drawn containing an int, uint or float vertex color
// attribute.
gl::Extents framebufferSize;
if (frameBuffer->getFirstColorbuffer() != NULL)
{
gl::Renderbuffer *renderBuffer = frameBuffer->getFirstColorbuffer();
framebufferSize.width = renderBuffer->getWidth();
framebufferSize.height = renderBuffer->getHeight();
framebufferSize.depth = 1;
}
else if (frameBuffer->getDepthOrStencilbuffer() != NULL)
{
gl::Renderbuffer *renderBuffer = frameBuffer->getDepthOrStencilbuffer();
framebufferSize.width = renderBuffer->getWidth();
framebufferSize.height = renderBuffer->getHeight();
framebufferSize.depth = 1;
}
else
{
UNREACHABLE();
return;
}
if (clearParams.scissorEnabled && (clearParams.scissor.x >= framebufferSize.width ||
clearParams.scissor.y >= framebufferSize.height ||
clearParams.scissor.x + clearParams.scissor.width <= 0 ||
clearParams.scissor.y + clearParams.scissor.height <= 0))
{
// Scissor is enabled and the scissor rectangle is outside the renderbuffer
return;
}
bool needScissoredClear = clearParams.scissorEnabled && (clearParams.scissor.x > 0 || clearParams.scissor.y > 0 ||
clearParams.scissor.x + clearParams.scissor.width < framebufferSize.width ||
clearParams.scissor.y + clearParams.scissor.height < framebufferSize.height);
GLuint clientVersion = mRenderer->getCurrentClientVersion();
std::vector<RenderTarget11*> maskedClearRenderTargets;
RenderTarget11* maskedClearDepthStencil = NULL;
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
for (unsigned int colorAttachment = 0; colorAttachment < gl::IMPLEMENTATION_MAX_DRAW_BUFFERS; colorAttachment++)
{
if (clearParams.clearColor[colorAttachment] && frameBuffer->isEnabledColorAttachment(colorAttachment))
{
gl::Renderbuffer *renderbuffer = frameBuffer->getColorbuffer(colorAttachment);
if (renderbuffer)
{
RenderTarget11 *renderTarget = RenderTarget11::makeRenderTarget11(renderbuffer->getRenderTarget());
if (!renderTarget)
{
ERR("Render target pointer unexpectedly null.");
return;
}
GLenum internalFormat = renderbuffer->getInternalFormat();
GLenum actualFormat = renderbuffer->getActualFormat();
GLenum componentType = gl::GetComponentType(internalFormat, clientVersion);
if (clearParams.colorClearType == GL_FLOAT &&
!(componentType == GL_FLOAT || componentType == GL_UNSIGNED_NORMALIZED || componentType == GL_SIGNED_NORMALIZED))
{
ERR("It is undefined behaviour to clear a render buffer which is not normalized fixed point or floating-"
"point to floating point values (color attachment %u has internal format 0x%X).", colorAttachment, internalFormat);
}
GLuint internalRedBits = gl::GetRedBits(internalFormat, clientVersion);
GLuint internalGreenBits = gl::GetGreenBits(internalFormat, clientVersion);
GLuint internalBlueBits = gl::GetBlueBits(internalFormat, clientVersion);
GLuint internalAlphaBits = gl::GetAlphaBits(internalFormat, clientVersion);
if ((internalRedBits == 0 || !clearParams.colorMaskRed) &&
(internalGreenBits == 0 || !clearParams.colorMaskGreen) &&
(internalBlueBits == 0 || !clearParams.colorMaskBlue) &&
(internalAlphaBits == 0 || !clearParams.colorMaskAlpha))
{
// Every channel either does not exist in the render target or is masked out
continue;
}
else if (needScissoredClear || clearParams.colorClearType != GL_FLOAT ||
(internalRedBits > 0 && !clearParams.colorMaskRed) ||
(internalGreenBits > 0 && !clearParams.colorMaskGreen) ||
(internalBlueBits > 0 && !clearParams.colorMaskBlue) ||
(internalAlphaBits > 0 && !clearParams.colorMaskAlpha))
{
// A scissored or masked clear is required
maskedClearRenderTargets.push_back(renderTarget);
}
else
{
// ID3D11DeviceContext::ClearRenderTargetView is possible
ID3D11RenderTargetView *framebufferRTV = renderTarget->getRenderTargetView();
if (!framebufferRTV)
{
ERR("Render target view pointer unexpectedly null.");
return;
}
// Check if the actual format has a channel that the internal format does not and set them to the
// default values
GLuint actualRedBits = gl::GetRedBits(actualFormat, clientVersion);
GLuint actualGreenBits = gl::GetGreenBits(actualFormat, clientVersion);
GLuint actualBlueBits = gl::GetBlueBits(actualFormat, clientVersion);
GLuint actualAlphaBits = gl::GetAlphaBits(actualFormat, clientVersion);
const float clearValues[4] =
{
((internalRedBits == 0 && actualRedBits > 0) ? 0.0f : clearParams.colorFClearValue.red),
((internalGreenBits == 0 && actualGreenBits > 0) ? 0.0f : clearParams.colorFClearValue.green),
((internalBlueBits == 0 && actualBlueBits > 0) ? 0.0f : clearParams.colorFClearValue.blue),
((internalAlphaBits == 0 && actualAlphaBits > 0) ? 1.0f : clearParams.colorFClearValue.alpha),
};
deviceContext->ClearRenderTargetView(framebufferRTV, clearValues);
}
}
}
}
if (clearParams.clearDepth || clearParams.clearStencil)
{
gl::Renderbuffer *renderbuffer = frameBuffer->getDepthOrStencilbuffer();
if (renderbuffer)
{
RenderTarget11 *renderTarget = RenderTarget11::makeRenderTarget11(renderbuffer->getDepthStencil());
if (!renderTarget)
{
ERR("Depth stencil render target pointer unexpectedly null.");
return;
}
GLenum actualFormat = renderbuffer->getActualFormat();
unsigned int stencilUnmasked = frameBuffer->hasStencil() ? (1 << gl::GetStencilBits(actualFormat, clientVersion)) - 1 : 0;
bool needMaskedStencilClear = clearParams.clearStencil && (clearParams.stencilWriteMask & stencilUnmasked) != stencilUnmasked;
if (needScissoredClear || needMaskedStencilClear)
{
maskedClearDepthStencil = renderTarget;
}
else
{
ID3D11DepthStencilView *framebufferDSV = renderTarget->getDepthStencilView();
if (!framebufferDSV)
{
ERR("Depth stencil view pointer unexpectedly null.");
return;
}
UINT clearFlags = (clearParams.clearDepth ? D3D11_CLEAR_DEPTH : 0) |
(clearParams.clearStencil ? D3D11_CLEAR_STENCIL : 0);
FLOAT depthClear = gl::clamp01(clearParams.depthClearValue);
UINT8 stencilClear = clearParams.stencilClearValue & 0xFF;
deviceContext->ClearDepthStencilView(framebufferDSV, clearFlags, depthClear, stencilClear);
}
}
}
if (maskedClearRenderTargets.size() > 0 || maskedClearDepthStencil)
{
// To clear the render targets and depth stencil in one pass:
//
// Render a quad clipped to the scissor rectangle which draws the clear color and a blend
// state that will perform the required color masking.
//
// The quad's depth is equal to the depth clear value with a depth stencil state that
// will enable or disable depth test/writes if the depth buffer should be cleared or not.
//
// The rasterizer state's stencil is set to always pass or fail based on if the stencil
// should be cleared or not with a stencil write mask of the stencil clear value.
//
// ======================================================================================
//
// Luckily, the gl spec (ES 3.0.2 pg 183) states that the results of clearing a render-
// buffer that is not normalized fixed point or floating point with floating point values
// are undefined so we can just write floats to them and D3D11 will bit cast them to
// integers.
//
// Also, we don't have to worry about attempting to clear a normalized fixed/floating point
// buffer with integer values because there is no gl API call which would allow it,
// glClearBuffer* calls only clear a single renderbuffer at a time which is verified to
// be a compatible clear type.
// Bind all the render targets which need clearing
ASSERT(maskedClearRenderTargets.size() <= mRenderer->getMaxRenderTargets());
std::vector<ID3D11RenderTargetView*> rtvs(maskedClearRenderTargets.size());
for (unsigned int i = 0; i < maskedClearRenderTargets.size(); i++)
{
ID3D11RenderTargetView *renderTarget = maskedClearRenderTargets[i]->getRenderTargetView();
if (!renderTarget)
{
ERR("Render target pointer unexpectedly null.");
return;
}
rtvs[i] = renderTarget;
}
ID3D11DepthStencilView *dsv = maskedClearDepthStencil ? maskedClearDepthStencil->getDepthStencilView() : NULL;
ID3D11BlendState *blendState = getBlendState(clearParams, maskedClearRenderTargets);
const FLOAT blendFactors[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
const UINT sampleMask = 0xFFFFFFFF;
ID3D11DepthStencilState *dsState = getDepthStencilState(clearParams);
const UINT stencilClear = clearParams.stencilClearValue & 0xFF;
// Set the vertices
UINT vertexStride = 0;
const UINT startIdx = 0;
const ClearShader* shader = NULL;
D3D11_MAPPED_SUBRESOURCE mappedResource;
HRESULT result = deviceContext->Map(mVertexBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
if (FAILED(result))
{
ERR("Failed to map masked clear vertex buffer, HRESULT: 0x%X.", result);
return;
}
const gl::Rectangle *scissorPtr = clearParams.scissorEnabled ? &clearParams.scissor : NULL;
switch (clearParams.colorClearType)
{
case GL_FLOAT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorFClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<float>);
shader = &mFloatClearShader;
break;
case GL_UNSIGNED_INT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorUIClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<unsigned int>);
shader = &mUintClearShader;
break;
case GL_INT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorIClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<int>);
shader = &mIntClearShader;
break;
default:
UNREACHABLE();
break;
}
deviceContext->Unmap(mVertexBuffer, 0);
// Set the viewport to be the same size as the framebuffer
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = framebufferSize.width;
viewport.Height = framebufferSize.height;
viewport.MinDepth = 0;
viewport.MaxDepth = 1;
deviceContext->RSSetViewports(1, &viewport);
// Apply state
deviceContext->OMSetBlendState(blendState, blendFactors, sampleMask);
deviceContext->OMSetDepthStencilState(dsState, stencilClear);
deviceContext->RSSetState(mRasterizerState);
// Apply shaders
deviceContext->IASetInputLayout(shader->inputLayout);
deviceContext->VSSetShader(shader->vertexShader, NULL, 0);
deviceContext->PSSetShader(shader->pixelShader, NULL, 0);
deviceContext->GSSetShader(NULL, NULL, 0);
// Apply vertex buffer
deviceContext->IASetVertexBuffers(0, 1, &mVertexBuffer, &vertexStride, &startIdx);
deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
// Apply render targets
deviceContext->OMSetRenderTargets(rtvs.size(), (rtvs.empty() ? NULL : &rtvs[0]), dsv);
// Draw the clear quad
deviceContext->Draw(4, 0);
// Clean up
mRenderer->markAllStateDirty();
}
}
gl::Error Clear11::clearFramebuffer(const ClearParameters &clearParams, const gl::Framebuffer::Data &fboData)
{
const auto &colorAttachments = fboData.mColorAttachments;
const auto &drawBufferStates = fboData.mDrawBufferStates;
const auto *depthAttachment = fboData.mDepthAttachment;
const auto *stencilAttachment = fboData.mStencilAttachment;
ASSERT(colorAttachments.size() == drawBufferStates.size());
// Iterate over the color buffers which require clearing and determine if they can be
// cleared with ID3D11DeviceContext::ClearRenderTargetView or ID3D11DeviceContext1::ClearView.
// This requires:
// 1) The render target is being cleared to a float value (will be cast to integer when clearing integer
// render targets as expected but does not work the other way around)
// 2) The format of the render target has no color channels that are currently masked out.
// Clear the easy-to-clear buffers on the spot and accumulate the ones that require special work.
//
// If these conditions are met, and:
// - No scissored clear is needed, then clear using ID3D11DeviceContext::ClearRenderTargetView.
// - A scissored clear is needed then clear using ID3D11DeviceContext1::ClearView if available.
// Otherwise draw a quad.
//
// Also determine if the depth stencil can be cleared with ID3D11DeviceContext::ClearDepthStencilView
// by checking if the stencil write mask covers the entire stencil.
//
// To clear the remaining buffers, quads must be drawn containing an int, uint or float vertex color
// attribute.
gl::Extents framebufferSize;
auto iter = std::find_if(colorAttachments.begin(), colorAttachments.end(), [](const gl::FramebufferAttachment *attachment) { return attachment != nullptr; });
if (iter != colorAttachments.end())
{
framebufferSize.width = (*iter)->getWidth();
framebufferSize.height = (*iter)->getHeight();
framebufferSize.depth = 1;
}
else if (depthAttachment != nullptr)
{
framebufferSize.width = depthAttachment->getWidth();
framebufferSize.height = depthAttachment->getHeight();
framebufferSize.depth = 1;
}
else if (stencilAttachment != nullptr)
{
framebufferSize.width = stencilAttachment->getWidth();
framebufferSize.height = stencilAttachment->getHeight();
framebufferSize.depth = 1;
}
else
{
UNREACHABLE();
return gl::Error(GL_INVALID_OPERATION);
}
if (clearParams.scissorEnabled && (clearParams.scissor.x >= framebufferSize.width ||
clearParams.scissor.y >= framebufferSize.height ||
clearParams.scissor.x + clearParams.scissor.width <= 0 ||
clearParams.scissor.y + clearParams.scissor.height <= 0))
{
// Scissor is enabled and the scissor rectangle is outside the renderbuffer
return gl::Error(GL_NO_ERROR);
}
bool needScissoredClear = clearParams.scissorEnabled && (clearParams.scissor.x > 0 || clearParams.scissor.y > 0 ||
clearParams.scissor.x + clearParams.scissor.width < framebufferSize.width ||
clearParams.scissor.y + clearParams.scissor.height < framebufferSize.height);
std::vector<MaskedRenderTarget> maskedClearRenderTargets;
RenderTarget11* maskedClearDepthStencil = NULL;
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
ID3D11DeviceContext1 *deviceContext1 = mRenderer->getDeviceContext1IfSupported();
for (size_t colorAttachment = 0; colorAttachment < colorAttachments.size(); colorAttachment++)
{
if (clearParams.clearColor[colorAttachment] &&
colorAttachments[colorAttachment] != nullptr &&
drawBufferStates[colorAttachment] != GL_NONE)
{
const gl::FramebufferAttachment *attachment = colorAttachments[colorAttachment];
RenderTarget11 *renderTarget = NULL;
gl::Error error = d3d11::GetAttachmentRenderTarget(attachment, &renderTarget);
if (error.isError())
{
return error;
}
const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(attachment->getInternalFormat());
if (clearParams.colorClearType == GL_FLOAT &&
!(formatInfo.componentType == GL_FLOAT || formatInfo.componentType == GL_UNSIGNED_NORMALIZED || formatInfo.componentType == GL_SIGNED_NORMALIZED))
{
ERR("It is undefined behaviour to clear a render buffer which is not normalized fixed point or floating-"
"point to floating point values (color attachment %u has internal format 0x%X).", colorAttachment,
attachment->getInternalFormat());
}
if ((formatInfo.redBits == 0 || !clearParams.colorMaskRed) &&
(formatInfo.greenBits == 0 || !clearParams.colorMaskGreen) &&
(formatInfo.blueBits == 0 || !clearParams.colorMaskBlue) &&
(formatInfo.alphaBits == 0 || !clearParams.colorMaskAlpha))
{
// Every channel either does not exist in the render target or is masked out
continue;
}
else if ((!mSupportsClearView && needScissoredClear) || clearParams.colorClearType != GL_FLOAT ||
(formatInfo.redBits > 0 && !clearParams.colorMaskRed) ||
(formatInfo.greenBits > 0 && !clearParams.colorMaskGreen) ||
(formatInfo.blueBits > 0 && !clearParams.colorMaskBlue) ||
(formatInfo.alphaBits > 0 && !clearParams.colorMaskAlpha))
{
// A masked clear is required, or a scissored clear is required and ID3D11DeviceContext1::ClearView is unavailable
MaskedRenderTarget maskAndRt;
bool clearColor = clearParams.clearColor[colorAttachment];
maskAndRt.colorMask[0] = (clearColor && clearParams.colorMaskRed);
maskAndRt.colorMask[1] = (clearColor && clearParams.colorMaskGreen);
maskAndRt.colorMask[2] = (clearColor && clearParams.colorMaskBlue);
maskAndRt.colorMask[3] = (clearColor && clearParams.colorMaskAlpha);
maskAndRt.renderTarget = renderTarget;
maskedClearRenderTargets.push_back(maskAndRt);
}
else
{
// ID3D11DeviceContext::ClearRenderTargetView or ID3D11DeviceContext1::ClearView is possible
ID3D11RenderTargetView *framebufferRTV = renderTarget->getRenderTargetView();
if (!framebufferRTV)
{
return gl::Error(GL_OUT_OF_MEMORY, "Internal render target view pointer unexpectedly null.");
}
const d3d11::DXGIFormat &dxgiFormatInfo = d3d11::GetDXGIFormatInfo(renderTarget->getDXGIFormat());
// Check if the actual format has a channel that the internal format does not and set them to the
// default values
const float clearValues[4] =
{
((formatInfo.redBits == 0 && dxgiFormatInfo.redBits > 0) ? 0.0f : clearParams.colorFClearValue.red),
((formatInfo.greenBits == 0 && dxgiFormatInfo.greenBits > 0) ? 0.0f : clearParams.colorFClearValue.green),
((formatInfo.blueBits == 0 && dxgiFormatInfo.blueBits > 0) ? 0.0f : clearParams.colorFClearValue.blue),
((formatInfo.alphaBits == 0 && dxgiFormatInfo.alphaBits > 0) ? 1.0f : clearParams.colorFClearValue.alpha),
};
if (needScissoredClear)
{
// We shouldn't reach here if deviceContext1 is unavailable.
ASSERT(deviceContext1);
D3D11_RECT rect;
rect.left = clearParams.scissor.x;
rect.right = clearParams.scissor.x + clearParams.scissor.width;
rect.top = clearParams.scissor.y;
rect.bottom = clearParams.scissor.y + clearParams.scissor.height;
deviceContext1->ClearView(framebufferRTV, clearValues, &rect, 1);
}
else
{
deviceContext->ClearRenderTargetView(framebufferRTV, clearValues);
}
}
}
}
if (clearParams.clearDepth || clearParams.clearStencil)
{
const gl::FramebufferAttachment *attachment = (depthAttachment != nullptr) ? depthAttachment : stencilAttachment;
ASSERT(attachment != nullptr);
RenderTarget11 *renderTarget = NULL;
gl::Error error = d3d11::GetAttachmentRenderTarget(attachment, &renderTarget);
if (error.isError())
{
return error;
}
const d3d11::DXGIFormat &dxgiFormatInfo = d3d11::GetDXGIFormatInfo(renderTarget->getDXGIFormat());
unsigned int stencilUnmasked = (stencilAttachment != nullptr) ? (1 << dxgiFormatInfo.stencilBits) - 1 : 0;
bool needMaskedStencilClear = clearParams.clearStencil && (clearParams.stencilWriteMask & stencilUnmasked) != stencilUnmasked;
if (needScissoredClear || needMaskedStencilClear)
{
maskedClearDepthStencil = renderTarget;
}
else
{
ID3D11DepthStencilView *framebufferDSV = renderTarget->getDepthStencilView();
if (!framebufferDSV)
{
return gl::Error(GL_OUT_OF_MEMORY, "Internal depth stencil view pointer unexpectedly null.");
}
UINT clearFlags = (clearParams.clearDepth ? D3D11_CLEAR_DEPTH : 0) |
(clearParams.clearStencil ? D3D11_CLEAR_STENCIL : 0);
FLOAT depthClear = gl::clamp01(clearParams.depthClearValue);
UINT8 stencilClear = clearParams.stencilClearValue & 0xFF;
deviceContext->ClearDepthStencilView(framebufferDSV, clearFlags, depthClear, stencilClear);
}
}
if (maskedClearRenderTargets.size() > 0 || maskedClearDepthStencil)
{
// To clear the render targets and depth stencil in one pass:
//
// Render a quad clipped to the scissor rectangle which draws the clear color and a blend
// state that will perform the required color masking.
//
// The quad's depth is equal to the depth clear value with a depth stencil state that
// will enable or disable depth test/writes if the depth buffer should be cleared or not.
//
// The rasterizer state's stencil is set to always pass or fail based on if the stencil
// should be cleared or not with a stencil write mask of the stencil clear value.
//
// ======================================================================================
//
// Luckily, the gl spec (ES 3.0.2 pg 183) states that the results of clearing a render-
// buffer that is not normalized fixed point or floating point with floating point values
// are undefined so we can just write floats to them and D3D11 will bit cast them to
// integers.
//
// Also, we don't have to worry about attempting to clear a normalized fixed/floating point
// buffer with integer values because there is no gl API call which would allow it,
// glClearBuffer* calls only clear a single renderbuffer at a time which is verified to
// be a compatible clear type.
// Bind all the render targets which need clearing
ASSERT(maskedClearRenderTargets.size() <= mRenderer->getRendererCaps().maxDrawBuffers);
std::vector<ID3D11RenderTargetView*> rtvs(maskedClearRenderTargets.size());
for (unsigned int i = 0; i < maskedClearRenderTargets.size(); i++)
{
RenderTarget11 *renderTarget = maskedClearRenderTargets[i].renderTarget;
ID3D11RenderTargetView *rtv = renderTarget->getRenderTargetView();
if (!rtv)
{
return gl::Error(GL_OUT_OF_MEMORY, "Internal render target view pointer unexpectedly null.");
}
rtvs[i] = rtv;
}
ID3D11DepthStencilView *dsv = maskedClearDepthStencil ? maskedClearDepthStencil->getDepthStencilView() : NULL;
ID3D11BlendState *blendState = getBlendState(maskedClearRenderTargets);
const FLOAT blendFactors[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
const UINT sampleMask = 0xFFFFFFFF;
ID3D11DepthStencilState *dsState = getDepthStencilState(clearParams);
const UINT stencilClear = clearParams.stencilClearValue & 0xFF;
// Set the vertices
UINT vertexStride = 0;
const UINT startIdx = 0;
const ClearShader* shader = NULL;
D3D11_MAPPED_SUBRESOURCE mappedResource;
HRESULT result = deviceContext->Map(mVertexBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to map internal masked clear vertex buffer, HRESULT: 0x%X.", result);
}
const gl::Rectangle *scissorPtr = clearParams.scissorEnabled ? &clearParams.scissor : NULL;
switch (clearParams.colorClearType)
{
case GL_FLOAT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorFClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<float>);
shader = &mFloatClearShader;
break;
case GL_UNSIGNED_INT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorUIClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<unsigned int>);
shader = &mUintClearShader;
break;
case GL_INT:
ApplyVertices(framebufferSize, scissorPtr, clearParams.colorIClearValue, clearParams.depthClearValue, mappedResource.pData);
vertexStride = sizeof(d3d11::PositionDepthColorVertex<int>);
shader = &mIntClearShader;
break;
default:
UNREACHABLE();
break;
}
deviceContext->Unmap(mVertexBuffer, 0);
// Set the viewport to be the same size as the framebuffer
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = framebufferSize.width;
viewport.Height = framebufferSize.height;
viewport.MinDepth = 0;
viewport.MaxDepth = 1;
deviceContext->RSSetViewports(1, &viewport);
// Apply state
deviceContext->OMSetBlendState(blendState, blendFactors, sampleMask);
deviceContext->OMSetDepthStencilState(dsState, stencilClear);
deviceContext->RSSetState(mRasterizerState);
// Apply shaders
deviceContext->IASetInputLayout(shader->inputLayout);
deviceContext->VSSetShader(shader->vertexShader, NULL, 0);
deviceContext->PSSetShader(shader->pixelShader, NULL, 0);
deviceContext->GSSetShader(NULL, NULL, 0);
// Apply vertex buffer
deviceContext->IASetVertexBuffers(0, 1, &mVertexBuffer, &vertexStride, &startIdx);
deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
// Apply render targets
deviceContext->OMSetRenderTargets(rtvs.size(), (rtvs.empty() ? NULL : &rtvs[0]), dsv);
// Draw the clear quad
deviceContext->Draw(4, 0);
// Clean up
mRenderer->markAllStateDirty();
}
return gl::Error(GL_NO_ERROR);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR cmdLine, int cmdShow)
{
DXTInputHandlerDefault inputHandler;
DXTWindowEventHandlerDefault eventHandler;
DXTWindow window(hInstance, &inputHandler, &eventHandler);
DXTRenderParams params;
params.Extent = { 800, 600 };
params.UseVSync = true;
params.Windowed = true;
HRESULT result;
result = window.Initialize(params, "DXT Example (DirectX 11)");
if (SUCCEEDED(result))
{
ID3D11Device* device;
ID3D11DeviceContext* context;
IDXGISwapChain* swapChain;
result = DXTInitDevice(params, &window, &swapChain, &device, &context);
if (SUCCEEDED(result))
{
eventHandler.SetSwapChain(swapChain);
FLOAT clearColor[] = { 0.5f, 0.5f, 1.0f, 1.0f };
D3D11_INPUT_ELEMENT_DESC inputDesc[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, sizeof(float) * 3, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "NORMAL", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, sizeof(float) * 5, D3D11_INPUT_PER_VERTEX_DATA, 0 },
};
UINT elementCount = 3;
UINT stride = 8 * sizeof(FLOAT);
UINT offset = 0;
UINT indexCount = 0;
FLOAT deltaTime = 0.016f;
DXTSphericalCamera camera;
DXTFirstPersonCameraController cameraController(&camera, &inputHandler);
inputHandler.AddInputInterface(&cameraController);
cameraController.Velocity = 40.0f;
cameraController.RotationVelocity = 0.005f;
camera.Position = DirectX::XMFLOAT3(20.0f, 20.0f, 20.0f);
camera.LookAt(DirectX::XMFLOAT3(0.0f, 0.0f, 0.0f));
ID3D11RenderTargetView* renderTargetView;
ID3D11Texture2D* depthBuffer;
ID3D11DepthStencilView* depthBufferView;
ID3D11VertexShader* vertexShader;
ID3D11PixelShader* pixelShader;
DXTBytecodeBlob vertexBytecode;
ID3D11DepthStencilState* depthState;
ID3D11RasterizerState* rasterizerState;
ID3D11Buffer* vertexBuffer;
ID3D11Buffer* indexBuffer;
ID3D11InputLayout* inputLayout;
ID3D11Buffer* transformBuffer;
DXTCreateRenderTargetFromBackBuffer(swapChain, device, &renderTargetView);
DXTCreateDepthStencilBuffer(device, params.Extent.Width, params.Extent.Height, DXGI_FORMAT_D24_UNORM_S8_UINT, &depthBuffer, &depthBufferView);
DXTVertexShaderFromFile(device, "VertexShader.cso", &vertexShader, &vertexBytecode);
DXTPixelShaderFromFile(device, "PixelShader.cso", &pixelShader);
DXTCreateDepthStencilStateDepthTestEnabled(device, &depthState);
DXTCreateRasterizerStateSolid(device, &rasterizerState);
DXTLoadStaticMeshFromFile(device, "mesh.ase", DXTVertexAttributePosition | DXTVertexAttributeUV | DXTVertexAttributeNormal,
DXTIndexTypeShort, &vertexBuffer, &indexBuffer, &indexCount);
DXTCreateBuffer(device, sizeof(DirectX::XMFLOAT4X4) * 2, D3D11_BIND_CONSTANT_BUFFER, D3D11_CPU_ACCESS_WRITE, D3D11_USAGE_DYNAMIC, &transformBuffer);
device->CreateInputLayout(inputDesc, elementCount, vertexBytecode.Bytecode, vertexBytecode.BytecodeLength, &inputLayout);
vertexBytecode.Destroy();
window.Present(false);
while (!window.QuitMessageReceived())
{
window.MessagePump();
if (inputHandler.IsKeyDown(VK_ESCAPE))
break;
cameraController.Update(deltaTime);
XMFLOAT4X4 ViewProj;
XMFLOAT4X4 World;
camera.GetViewProjectionMatrix(&ViewProj, params.Extent);
XMStoreFloat4x4(&World, XMMatrixIdentity());
D3D11_MAPPED_SUBRESOURCE subres;
context->Map(transformBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &subres);
XMFLOAT4X4* ptr = (XMFLOAT4X4*)subres.pData;
ptr[0] = World;
ptr[1] = ViewProj;
context->Unmap(transformBuffer, 0);
D3D11_VIEWPORT viewport = { 0.0f, 0.0f, (FLOAT)params.Extent.Width, (FLOAT)params.Extent.Height, 0.0f, 1.0f };
context->ClearRenderTargetView(renderTargetView, clearColor);
context->ClearDepthStencilView(depthBufferView, D3D11_CLEAR_DEPTH, 1.0f, 0);
context->OMSetDepthStencilState(depthState, 0);
context->OMSetRenderTargets(1, &renderTargetView, depthBufferView);
context->RSSetState(rasterizerState);
context->RSSetViewports(1, &viewport);
context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
context->IASetVertexBuffers(0, 1, &vertexBuffer, &stride, &offset);
context->IASetIndexBuffer(indexBuffer, DXGI_FORMAT_R16_UINT, 0);
context->IASetInputLayout(inputLayout);
context->VSSetShader(vertexShader, nullptr, 0);
context->PSSetShader(pixelShader, nullptr, 0);
context->VSSetConstantBuffers(0, 1, &transformBuffer);
context->DrawIndexed(indexCount, 0, 0);
swapChain->Present(1, 0);
}
swapChain->SetFullscreenState(false, nullptr);
transformBuffer->Release();
depthBufferView->Release();
depthBuffer->Release();
inputLayout->Release();
vertexBuffer->Release();
indexBuffer->Release();
depthState->Release();
rasterizerState->Release();
vertexShader->Release();
pixelShader->Release();
renderTargetView->Release();
swapChain->Release();
context->Release();
device->Release();
}
window.Destroy();
}
}
/** Binds a pipeline-state */
void D3D11GraphicsEngineQueued::BindPipelineState(const PipelineState* state)
{
D3D11PipelineState* s = (D3D11PipelineState*)state;
D3D11PipelineState* b = (D3D11PipelineState*)BoundPipelineStateByThread[GetCurrentThreadId()];
ID3D11DeviceContext* context = GetDeferredContextByThread();
if(!b) b = (D3D11PipelineState*)&DefaultPipelineState;
// Bind state
if(b->BlendState != s->BlendState)
SC_DBG(context->OMSetBlendState(s->BlendState, (float *)&D3DXVECTOR4(0, 0, 0, 0), 0xFFFFFFFF), GothicRendererInfo::SC_BS);
if(b->SamplerState != s->SamplerState)
SC_DBG(context->PSSetSamplers(0, 1, &s->SamplerState), GothicRendererInfo::SC_SMPL);
if(b->DepthStencilState != s->DepthStencilState)
SC_DBG(context->OMSetDepthStencilState(s->DepthStencilState, 0), GothicRendererInfo::SC_DSS);
if(b->RasterizerState != s->RasterizerState)
SC_DBG(context->RSSetState(s->RasterizerState), GothicRendererInfo::SC_RS);
// Bind constantbuffers (They are likely to change for every object)
if(!s->ConstantBuffersVS.empty() && s->ConstantBuffersVS != b->ConstantBuffersVS)SC_DBG(context->VSSetConstantBuffers(0, s->ConstantBuffersVS.size(), &s->ConstantBuffersVS[0]),GothicRendererInfo::SC_CB);
if(!s->ConstantBuffersPS.empty() && s->ConstantBuffersPS != b->ConstantBuffersPS)SC_DBG(context->PSSetConstantBuffers(0, s->ConstantBuffersPS.size(), &s->ConstantBuffersPS[0]),GothicRendererInfo::SC_CB);
if(!s->ConstantBuffersHDS.empty() && s->ConstantBuffersHDS != b->ConstantBuffersHDS)SC_DBG(context->HSSetConstantBuffers(0, s->ConstantBuffersHDS.size(), &s->ConstantBuffersHDS[0]),GothicRendererInfo::SC_CB);
if(!s->ConstantBuffersHDS.empty() && s->ConstantBuffersHDS != b->ConstantBuffersHDS)SC_DBG(context->DSSetConstantBuffers(0, s->ConstantBuffersHDS.size(), &s->ConstantBuffersHDS[0]),GothicRendererInfo::SC_CB);
if(!s->ConstantBuffersGS.empty() && s->ConstantBuffersGS != b->ConstantBuffersGS)SC_DBG(context->GSSetConstantBuffers(0, s->ConstantBuffersGS.size(), &s->ConstantBuffersGS[0]),GothicRendererInfo::SC_CB);
// Vertexbuffers
UINT off[] = {0,0};
if(memcmp(s->BaseState.VertexBuffers, b->BaseState.VertexBuffers, sizeof(b->BaseState.VertexBuffers)) != 0)
SC_DBG(context->IASetVertexBuffers(0, s->VertexBuffers.size(), &s->VertexBuffers[0], s->BaseState.VertexStride, off), GothicRendererInfo::SC_VB);
if(!s->StructuredBuffersVS.empty() && memcmp(s->BaseState.StructuredBuffersVS, b->BaseState.StructuredBuffersVS, sizeof(b->BaseState.StructuredBuffersVS)) != 0)
SC_DBG(context->VSSetShaderResources(0, 1, &s->StructuredBuffersVS[0]), GothicRendererInfo::SC_VB);
if(s->IndexBuffer != b->IndexBuffer)
SC_DBG(context->IASetIndexBuffer(s->IndexBuffer, s->BaseState.IndexStride == 4 ? DXGI_FORMAT_R32_UINT : DXGI_FORMAT_R16_UINT, 0), GothicRendererInfo::SC_IB);
// Shaders
if(s->VertexShader != b->VertexShader)
SC_DBG(context->VSSetShader(s->VertexShader, NULL, NULL), GothicRendererInfo::SC_VS);
if(s->InputLayout != b->InputLayout)
SC_DBG(context->IASetInputLayout(s->InputLayout), GothicRendererInfo::SC_IL);
if(s->PixelShader != b->PixelShader)
SC_DBG(context->PSSetShader(s->PixelShader, NULL, NULL), GothicRendererInfo::SC_PS);
if(s->HullShader != b->HullShader)
SC_DBG(context->HSSetShader(s->HullShader, NULL, NULL), GothicRendererInfo::SC_HS);
if(s->DomainShader != b->DomainShader)
SC_DBG(context->DSSetShader(s->DomainShader, NULL, NULL), GothicRendererInfo::SC_DS);
if(s->GeometryShader != b->GeometryShader)
SC_DBG(context->GSSetShader(s->GeometryShader, NULL, NULL), GothicRendererInfo::SC_GS);
// Rendertargets
if(memcmp(s->RenderTargetViews, b->RenderTargetViews, sizeof(void*) * s->NumRenderTargetViews) != 0 ||
s->DepthStencilView != b->DepthStencilView)
SC_DBG(context->OMSetRenderTargets(s->NumRenderTargetViews, s->RenderTargetViews, s->DepthStencilView), GothicRendererInfo::SC_RTVDSV);
// Textures
if(memcmp(s->Textures, b->Textures, sizeof(void*) * s->BaseState.NumTextures) != 0)
SC_DBG(context->PSSetShaderResources(0, s->BaseState.NumTextures, s->Textures), GothicRendererInfo::SC_TX);
// Primitive topology
//Context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
// Replace old state
// FIXME: Might not threadsave
BoundPipelineStateByThread[GetCurrentThreadId()] = s;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
/// CelShadeApp::CelShadeD3D
///
/// @brief
/// Render a cel-shading demo using Direct3D
/// @return
/// N/A
///////////////////////////////////////////////////////////////////////////////////////////////////
void CelShadeApp::CelShadeD3D()
{
ID3D11DeviceContext* pContext = m_pDxData->pD3D11Context;
ID3D11Device* pDevice = m_pDxData->pD3D11Device;
D3DX11_IMAGE_LOAD_INFO imageLoadInfo;
memset( &imageLoadInfo, 0, sizeof(D3DX11_IMAGE_LOAD_INFO) );
imageLoadInfo.BindFlags = D3D11_BIND_SHADER_RESOURCE;
imageLoadInfo.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
DxTextureCreateInfo shadeTexInfo;
memset(&shadeTexInfo, 0, sizeof(DxTextureCreateInfo));
shadeTexInfo.flags.RenderTarget = TRUE;
shadeTexInfo.flags.ShaderInput = TRUE;
shadeTexInfo.format = DXGI_FORMAT_R8G8B8A8_UNORM;
shadeTexInfo.width = m_screenWidth;
shadeTexInfo.height = m_screenHeight;
DxTexture* pShadeTex = DxTexture::Create(pDevice, &shadeTexInfo);
DxTextureCreateInfo edgeTexInfo;
memset(&edgeTexInfo, 0, sizeof(DxTextureCreateInfo));
edgeTexInfo.flags.RenderTarget = TRUE;
edgeTexInfo.flags.ShaderInput = TRUE;
edgeTexInfo.format = DXGI_FORMAT_R8G8B8A8_UNORM;
edgeTexInfo.width = m_screenWidth;
edgeTexInfo.height = m_screenHeight;
DxTexture* pEdgeTex = DxTexture::Create(pDevice, &edgeTexInfo);
// Samplers /////////////////////////////////////////////////////////////////////////////
// SamplerState PointSampler : register(s0);
D3D11_SAMPLER_DESC pointSamplerDesc;
memset(&pointSamplerDesc, 0, sizeof(D3D11_SAMPLER_DESC));
pointSamplerDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
pointSamplerDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
pointSamplerDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
pointSamplerDesc.AddressW = D3D11_TEXTURE_ADDRESS_CLAMP;
pointSamplerDesc.MinLOD = -FLT_MAX;
pointSamplerDesc.MaxLOD = FLT_MAX;
pointSamplerDesc.MipLODBias = 0.0f;
pointSamplerDesc.MaxAnisotropy = 16;
ID3D11SamplerState* pPointSampler = NULL;
pDevice->CreateSamplerState(&pointSamplerDesc, &pPointSampler);
//
UINT numVertices = 0, numIndices = 0;
VertexPTN* pVB = NULL;
UINT* pIB = NULL;
ImportPly("Content/dragon_vrip_res3.ply", numVertices, &pVB, numIndices, &pIB);
//ImportPly("Content/bun_zipper_res4.ply", numVertices, &pVB, numIndices, &pIB);
DxMeshCreateInfo meshCreateInfo = {0};
meshCreateInfo.indexCount = numIndices;
meshCreateInfo.pIndexArray = pIB;
meshCreateInfo.indexFormat = DXGI_FORMAT_R32_UINT;
meshCreateInfo.pVertexArray = pVB;
meshCreateInfo.vertexCount = numVertices;
meshCreateInfo.vertexElementSize = sizeof(VertexPTN);
DxMesh* pMesh = DxMesh::Create(pDevice, &meshCreateInfo);
Plane p;
DxMeshCreateInfo planeMeshInfo;
memset(&planeMeshInfo, 0, sizeof(planeMeshInfo));
planeMeshInfo.pVertexArray = p.GetVB();
planeMeshInfo.vertexCount = p.NumVertices();
planeMeshInfo.vertexElementSize = sizeof(VertexPTN);
DxMesh* pPlaneMesh = DxMesh::Create(pDevice, &planeMeshInfo);
Cube c;
DxMeshCreateInfo cubeMeshInfo;
memset(&cubeMeshInfo, 0, sizeof(cubeMeshInfo));
cubeMeshInfo.pVertexArray = c.GetVB();
cubeMeshInfo.vertexCount = c.NumVertices();
cubeMeshInfo.vertexElementSize = sizeof(VertexPT);
DxMesh* pCubeMesh = DxMesh::Create(pDevice, &cubeMeshInfo);
D3D11_SUBRESOURCE_DATA cbInitData;
memset(&cbInitData, 0, sizeof(D3D11_SUBRESOURCE_DATA));
// Camera Buffer
CameraBufferData cameraData;
memset(&cameraData, 0, sizeof(CameraBufferData));
DxBufferCreateInfo cameraBufferCreateInfo = {0};
cameraBufferCreateInfo.flags.cpuWriteable = TRUE;
cameraBufferCreateInfo.elemSizeBytes = sizeof(CameraBufferData);
cameraBufferCreateInfo.pInitialData = &cameraData;
DxBuffer* pCameraBuffer = DxBuffer::Create(pDevice, &cameraBufferCreateInfo);
// Shaders ////////////////////////////////////////////////////////////////////////////////////
m_pPosTexTriVS = DxShader::CreateFromFile(pDevice, "PosTexTri", "Content/shaders/CelShade.hlsl", PosTexVertexDesc, PosTexElements);
m_pPosTexNormVS = DxShader::CreateFromFile(pDevice, "PosTexNorm", "Content/shaders/CelShade.hlsl", PosTexNormVertexDesc, PosTexNormElements);
m_pCelShadePS = DxShader::CreateFromFile(pDevice, "CelShade", "Content/shaders/CelShade.hlsl");
DxShader* pDetectEdges = DxShader::CreateFromFile(pDevice, "DetectEdges", "Content/shaders/CelShade.hlsl");
DxShader* pApplyTexPS = DxShader::CreateFromFile(pDevice, "ApplyTex", "Content/shaders/CelShade.hlsl");
DxShader* pCubeVS = DxShader::CreateFromFile(pDevice, "PosTex", "Content/shaders/CelShade.hlsl", PosTexVertexDesc, PosTexElements);
DxShader* pCubePS = DxShader::CreateFromFile(pDevice, "CubePS", "Content/shaders/CelShade.hlsl");
////////////////////////////////////////////////////////////////////////////////////////
pContext->ClearState();
// SET RENDER STATE
FLOAT clearColor[4];
clearColor[0] = 0.2f;
clearColor[1] = 0.2f;
clearColor[2] = 0.2f;
clearColor[3] = 1.0f;
D3D11_RASTERIZER_DESC shadeDesc;
shadeDesc.FillMode = D3D11_FILL_SOLID;
shadeDesc.CullMode = D3D11_CULL_BACK;
shadeDesc.FrontCounterClockwise = FALSE;
shadeDesc.DepthBias = 0;
shadeDesc.DepthBiasClamp = 0.0f;
shadeDesc.SlopeScaledDepthBias = 0;
shadeDesc.DepthClipEnable = false;
shadeDesc.ScissorEnable = false;
shadeDesc.MultisampleEnable = false;
shadeDesc.AntialiasedLineEnable = false;
ID3D11RasterizerState* pShadeRS = NULL;
pDevice->CreateRasterizerState(&shadeDesc, &pShadeRS);
pContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
m_pWindow->Show();
BOOL quit = false;
FLOAT yRotationAngle = 0.0f;
while (!quit)
{
ProcessUpdates();
BeginFrame();
CameraBufferData* pCameraData = NULL;
// new frame, clear state
pContext->ClearState();
pContext->RSSetViewports(1, &m_pDxData->viewport);
pContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
pContext->RSSetState(pShadeRS);
pContext->PSSetSamplers(0, 1, &pPointSampler);
pContext->OMSetRenderTargets(1,
&m_pDxData->pAppRenderTargetView,
m_pDxData->pAppDepthStencilTex->GetDepthStencilView());
pContext->ClearRenderTargetView(m_pDxData->pAppRenderTargetView, clearColor);
pContext->ClearDepthStencilView(m_pDxData->pAppDepthStencilTex->GetDepthStencilView(),
D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL,
1.0,
0);
///// Draw Mesh ///////////////////////////////////////////////////////////////////////////
FLOAT viewRotationY = (GetMousePos().x - (m_screenWidth / 2.0f)) /(m_screenWidth / 2.0f);
viewRotationY *= (3.14159f / 4.0f);
FLOAT viewRotationZ = (GetMousePos().y - (m_screenHeight / 2.0f)) /(m_screenHeight / 2.0f);
viewRotationZ *= (3.14159f / 4.0f);
pCameraData = reinterpret_cast<CameraBufferData*>(pCameraBuffer->Map(pContext));
pCameraData->worldMatrix = XMMatrixScaling(25, 25, 25) * XMMatrixRotationY(yRotationAngle) *
XMMatrixTranslation(m_pCamera->Position().x,
m_pCamera->Position().y,
m_pCamera->Position().z) ;
// translate world +6 in Z to position camera -9 from world origin
pCameraData->viewMatrix = m_pCamera->W2C();
pCameraData->projectionMatrix = m_pCamera->C2S();
pCameraBuffer->Unmap(pContext);
pCameraBuffer->BindVS(pContext, 0);
pMesh->Bind(pContext);
m_pPosTexNormVS->Bind(pContext);
m_pCelShadePS->Bind(pContext);
pMesh->Draw(pContext);
///// Detect Edges ///////////////////////////////////////////////////////////////////////////
///// Draw Light Position ////////////////////////////////////////////////////////////////////
//yRotationAngle = 0;
pCameraData = reinterpret_cast<CameraBufferData*>(pCameraBuffer->Map(pContext));
pCameraData->worldMatrix = XMMatrixScaling(1, 1, 1);
// XMMatrixRotationY(yRotationAngle);
// XMMatrixTranslation(-10, 10, 10);
// translate world +6 in Z to position camera -9 from world origin
pCameraData->viewMatrix = XMMatrixTranslation(0, 0, 10) * m_pCamera->W2C();
pCameraData->projectionMatrix = m_pCamera->C2S();
pCameraBuffer->Unmap(pContext);
pCameraBuffer->BindVS(pContext, 0);
pCubeVS->Bind(pContext);
pCubePS->Bind(pContext);
pCubeMesh->Bind(pContext);
pCubeMesh->Draw(pContext);
///// Draw UI ////////////////////////////////////////////////////////////////////////////////
///@todo Consider moving the following UI drawing to Draw2D()
m_pUI->Begin();
// Draw UI stuff
m_pUI->RenderRect();
m_pUI->RenderText();
m_pUI->End();
/// Blend UI onto final image
DrawUI();
m_pDxData->pDXGISwapChain->Present(0,0);
EndFrame();
Sleep(50);
yRotationAngle += 3.14159f / 60.0f;
}
// Shader Resource Views
pCameraBuffer->Destroy();
// Shaders
m_pCelShadePS->Destroy();
m_pCelShadePS = NULL;
m_pPosTexTriVS->Destroy();
m_pPosTexTriVS = NULL;
m_pPosTexNormVS->Destroy();
m_pPosTexNormVS = NULL;
pApplyTexPS->Destroy();
pApplyTexPS = NULL;
pPlaneMesh->Destroy();
pPlaneMesh = NULL;
// Samplers
pPointSampler->Release();
// Rasterizer State
pShadeRS->Release();
m_pDxData->pD3D11Context->ClearState();
m_pDxData->pD3D11Context->Flush();
}
// WinMain
int APIENTRY _tWinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow )
{
HRESULT hr;
// ウィンドウクラスを登録
WNDCLASSEX wcex = {
sizeof( WNDCLASSEX ), // cbSize
CS_HREDRAW | CS_VREDRAW, // style
WndProc, // lpfnWndProc
0, // cbClsExtra
0, // cbWndExtra
hInstance, // hInstance
NULL, // hIcon
NULL, // hCursor
( HBRUSH )( COLOR_WINDOW + 1 ), // hbrBackGround
NULL, // lpszMenuName
g_className, // lpszClassName
NULL // hIconSm
};
if ( ! RegisterClassEx( &wcex ) )
{
MessageBox( NULL, _T( "失敗: RegisterClassEx()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "RegisterClassEx: ok\n" ) );
// ウィンドウサイズを計算
RECT r = { 0, 0, 800, 450 }; // 800x450 (16:9)
if ( ! AdjustWindowRect( &r, WS_OVERLAPPEDWINDOW, FALSE ) )
{
MessageBox( NULL, _T( "失敗: AdjustWindowRect()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "AdjustWindowRect: ok (%d, %d)－(%d, %d)\n" ), r.left, r.top, r.right, r.bottom );
// ウィンドウ生成
HWND hWnd;
hWnd = CreateWindow( g_className,
g_windowName,
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
0,
r.right - r.left,
r.bottom - r.top,
NULL,
NULL,
hInstance,
NULL );
if ( hWnd == NULL )
{
MessageBox( NULL, _T( "失敗: CreateWindow()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "CreateWindow: ok\n" ) );
// ウィンドウ表示
ShowWindow(hWnd, nCmdShow);
dtprintf( _T( "ShowWindow: ok\n" ) );
// スワップチェイン設定
DXGI_SWAP_CHAIN_DESC scDesc = {
{
1280, // BufferDesc.Width
720, // BufferDesc.Height
{
60, // BufferDesc.RefreshRate.Numerator
1 // BufferDesc.RefreshRate.Denominator
},
DXGI_FORMAT_R16G16B16A16_FLOAT, // BufferDesc.Format
DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED, // BufferDesc.ScanlineOrdering
DXGI_MODE_SCALING_CENTERED // BufferDesc.Scaling
},
{
1, // SampleDesc.Count
0 // SampleDesc.Quality
},
DXGI_USAGE_RENDER_TARGET_OUTPUT, // BufferUsage
1, // BufferCount
hWnd, // OutputWindow
TRUE, // Windowed
DXGI_SWAP_EFFECT_DISCARD, // SwapEffect
DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH // Flags
};
// Direct3D11 デバイス・デバイスコンテキスト・スワップチェーンを生成
ID3D11Device * pDevice = NULL;
ID3D11DeviceContext * pDeviceContext = NULL;
IDXGISwapChain * pSwapChain = NULL;
D3D_FEATURE_LEVEL feature;
hr = D3D11CreateDeviceAndSwapChain( NULL,
D3D_DRIVER_TYPE_HARDWARE,
NULL,
0,
NULL,
0,
D3D11_SDK_VERSION,
&scDesc,
&pSwapChain,
&pDevice,
&feature,
&pDeviceContext );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: D3D11CreateDeviceAndSwapChain()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "D3D11CreateDeviceAndSwapChain: ok (pDevice: 0x%p, pDeviceContext: 0x%p, pSwapChain: 0x%p, feature: 0x%4x)\n" ),
pDevice,
pDeviceContext,
pSwapChain,
( int ) feature );
// バックバッファテクスチャを取得
ID3D11Texture2D * pBackBuffer = NULL;
hr = pSwapChain->GetBuffer( 0, __uuidof( pBackBuffer ), reinterpret_cast< void ** >( &pBackBuffer ) );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: IDXGISwapChain::GetBuffer()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "IDXGISwapChain::GetBuffer: ok (pBackBuffer: 0x%p)\n" ), pBackBuffer );
// レンダーターゲットビューを生成
ID3D11RenderTargetView * pRenderTargetView = NULL;
hr = pDevice->CreateRenderTargetView( pBackBuffer, NULL, &pRenderTargetView );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateRenderTargetView()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateRenderTargetView: ok (pRenderTargetView: 0x%p)\n" ), pRenderTargetView );
// デプス・ステンシルバッファとなるテクスチャを生成
D3D11_TEXTURE2D_DESC depthStencilBufferDesc = {
1280, // Width
720, // Height
1, // MipLevels
1, // ArraySize
DXGI_FORMAT_D32_FLOAT, // Format
{
1, // SampleDesc.Count
0 // SampleDesc.Quality
},
D3D11_USAGE_DEFAULT, // Usage
D3D11_BIND_DEPTH_STENCIL, // BindFlags
0, // CPUAccessFlags
0 // MiscFlags
};
ID3D11Texture2D * pDepthStencilBuffer = NULL;
hr = pDevice->CreateTexture2D( &depthStencilBufferDesc, NULL, &pDepthStencilBuffer );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateTexture2D()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateTexture2D: ok (pDepthStencilBuffer: 0x%p)\n" ), pDepthStencilBuffer );
// デプス・ステンシルビューを生成
ID3D11DepthStencilView * pDepthStencilView = NULL;
hr = pDevice->CreateDepthStencilView( pDepthStencilBuffer, NULL, &pDepthStencilView );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateDepthStencilView()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateDepthStencilView: ok (pDepthStencilView: 0x%p)\n" ), pDepthStencilView );
// レンダーターゲットビューとデプス・ステンシルビューをバインド
ID3D11RenderTargetView * pRenderTargetViews[] = { pRenderTargetView };
pDeviceContext->OMSetRenderTargets( 1, pRenderTargetViews, pDepthStencilView );
dtprintf( _T( "ID3D11DeviceContext::OMSetRenderTargets: ok\n" ) );
// バックバッファはもうここでは使わない
COM_SAFE_RELEASE( pBackBuffer );
// ビューポートをバインド
D3D11_VIEWPORT viewport = {
0.0f, // TopLeftX
0.0f, // TopLeftY
1280.0f, // Width
720.0f, // Height
0.0f, // MinDepth
1.0f // MaxDepth
};
pDeviceContext->RSSetViewports( 1, &viewport );
dtprintf( _T( "ID3D11DeviceContext::RSSetViewports: ok\n" ) );
// 頂点データ
float vertices[ 8 ][ 7 ] = {
// Xaxis Yaxis Zaxis 赤 緑 青 Alpha
{ -0.5f, 0.5f, 0.5f, 0.0f, 0.0f, 0.0f, 1.0f }, // 手前左上
{ 0.5f, 0.5f, 0.5f, 0.0f, 0.0f, 1.0f, 1.0f }, // 手前右上
{ 0.5f, -0.5f, 0.5f, 0.0f, 1.0f, 0.0f, 1.0f }, // 手前右下
{ -0.5f, -0.5f, 0.5f, 0.0f, 1.0f, 1.0f, 1.0f }, // 手前左下
{ -0.5f, 0.5f, -0.5f, 1.0f, 0.0f, 0.0f, 1.0f }, // 奥左上
{ 0.5f, 0.5f, -0.5f, 1.0f, 0.0f, 1.0f, 1.0f }, // 奥右上
{ 0.5f, -0.5f, -0.5f, 1.0f, 1.0f, 0.0f, 1.0f }, // 奥右下
{ -0.5f, -0.5f, -0.5f, 1.0f, 1.0f, 1.0f, 1.0f } // 奥左下
};
// 頂点バッファを生成
D3D11_BUFFER_DESC vertexBufferDesc = {
sizeof( vertices ), // ByteWidth
D3D11_USAGE_DEFAULT, // Usage
D3D11_BIND_VERTEX_BUFFER, // BindFlags
0, // CPUAccessFlags
0, // MiscFlags
0 // StructureByteStride
};
D3D11_SUBRESOURCE_DATA vertexResourceData = { vertices };
ID3D11Buffer * pVertexBuffer = NULL;
hr = pDevice->CreateBuffer( &vertexBufferDesc, &vertexResourceData, &pVertexBuffer );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateBuffer()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateBuffer: ok (pVertexBuffer: 0x%p)\n" ), pVertexBuffer );
// 頂点バッファをバインド
UINT strides[] = { sizeof( float ) * 7 };
UINT offsets[] = { 0 };
pDeviceContext->IASetVertexBuffers( 0, 1, &pVertexBuffer, strides, offsets );
dtprintf( _T( "ID3D11DeviceContext::IASetVertexBuffers: ok\n" ) );
// インデックスデータ
unsigned int indices[] = { 0, 1, 2, 0, 2, 3, // 手前
4, 0, 3, 4, 3, 7, // 左
1, 5, 6, 1, 6, 2, // 右
0, 4, 5, 0, 5, 1, // 上
2, 6, 7, 2, 7, 3, // 下
5, 4, 7, 5, 7, 6
}; // 裏
// インデックスバッファを生成
D3D11_BUFFER_DESC indexBufferDesc = {
sizeof( indices ), // ByteWidth
D3D11_USAGE_DEFAULT, // Usage
D3D11_BIND_INDEX_BUFFER, // BindFlags
0, // CPUAccessFlags
0, // MiscFlags
0 // StructureByteStride
};
D3D11_SUBRESOURCE_DATA indexResourceData = { indices };
ID3D11Buffer * pIndexBuffer = NULL;
hr = pDevice->CreateBuffer( &indexBufferDesc, &indexResourceData, &pIndexBuffer );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateBuffer()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateBuffer: ok (pIndexBuffer: 0x%p)\n" ), pIndexBuffer );
// インデックスバッファをバインド
pDeviceContext->IASetIndexBuffer( pIndexBuffer, DXGI_FORMAT_R32_UINT, 0 );
dtprintf( _T( "ID3D11DeviceContext::IASetIndexBuffer: ok\n" ) );
// プリミティブタイプを設定
pDeviceContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
dtprintf( _T( "ID3D11DeviceContext::IASetPrimitiveTopology: ok\n" ) );
// 頂点シェーダ用の定数バッファを作成
D3D11_BUFFER_DESC VSConstantBufferDesc = {
sizeof( D3DXMATRIX ) * 3, // ByteWidth
D3D11_USAGE_DYNAMIC, // Usage
D3D11_BIND_CONSTANT_BUFFER, // BindFlags
D3D11_CPU_ACCESS_WRITE, // CPUAccessFlags
0, // MiscFlags
0 // StructureByteStride
};
ID3D11Buffer * pVSConstantBuffer = NULL;
hr = pDevice->CreateBuffer( &VSConstantBufferDesc, NULL, &pVSConstantBuffer );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateBuffer()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateBuffer: ok (pVSConstantBuffer: 0x%p)\n" ), pVSConstantBuffer );
// 定数バッファをバインド
pDeviceContext->VSSetConstantBuffers( 0, 1, &pVSConstantBuffer );
dtprintf( _T( "ID3D11DeviceContext::VSSetConstantBuffers: ok\n" ) );
// 頂点シェーダを作成
ID3D11VertexShader * pVertexShader = NULL;
hr = pDevice->CreateVertexShader( g_vs_perspective, sizeof( g_vs_perspective ), NULL, &pVertexShader );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateVertexShader()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateVertexShader: ok (pVertexShader: 0x%p)\n" ), pVertexShader );
// ピクセルシェーダを作成
ID3D11PixelShader * pPixelShader = NULL;
hr = pDevice->CreatePixelShader( g_ps_constant, sizeof( g_ps_constant ), NULL, &pPixelShader );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreatePixelShader()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreatePixelShader: ok (pPixelShader: 0x%p)\n" ), pPixelShader );
// シェーダをバインド
pDeviceContext->VSSetShader( pVertexShader, NULL, 0 );
dtprintf( _T( "ID3D11DeviceContext::VSSetShader: ok\n" ) );
pDeviceContext->PSSetShader( pPixelShader, NULL, 0 );
dtprintf( _T( "ID3D11DeviceContext::PSSetShader: ok\n" ) );
pDeviceContext->GSSetShader( NULL, NULL, 0 );
pDeviceContext->HSSetShader( NULL, NULL, 0 );
pDeviceContext->DSSetShader( NULL, NULL, 0 );
// 入力エレメント記述子
D3D11_INPUT_ELEMENT_DESC verticesDesc[] = {
{ "IN_POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "IN_COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, sizeof(float)*3, D3D11_INPUT_PER_VERTEX_DATA, 0 }
};
// 入力レイアウトを生成
ID3D11InputLayout * pInputLayout = NULL;
hr = pDevice->CreateInputLayout( verticesDesc, 2, g_vs_perspective, sizeof( g_vs_perspective ), &pInputLayout );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateInputLayout()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateInputLayout: ok (pInputLayout: 0x%p)\n" ), pInputLayout );
// 入力レイアウトをバインド
pDeviceContext->IASetInputLayout( pInputLayout );
dtprintf( _T( "ID3D11DeviceContext::IASetInputLayout: ok\n" ) );
// ラスタライザステートを生成
D3D11_RASTERIZER_DESC rasterizerStateDesc = {
D3D11_FILL_SOLID, // FillMode
// D3D11_FILL_WIREFRAME, // FillMode (ワイヤーフレーム表示)
D3D11_CULL_BACK, // CullMode
// D3D11_CULL_NONE, // CullMode (カリングなし)
FALSE, // FrontCounterClockwise
0, // DepthBias
0.0f, // DepthBiasClamp
0.0f, // SlopeScaledDepthBias
TRUE, // DepthClipEnable
FALSE, // ScissorEnable
FALSE, // MultisampleEnable
FALSE // AntialiasedLineEnable
};
ID3D11RasterizerState * pRasterizerState = NULL;
hr = pDevice->CreateRasterizerState( &rasterizerStateDesc, &pRasterizerState );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateRasterizerState()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateRasterizerState: ok (pRasterizerState: 0x%p)\n" ), pRasterizerState );
// ラスタライザステートをバインド
pDeviceContext->RSSetState( pRasterizerState );
dtprintf( _T( "ID3D11DeviceContext::RSSetState: ok\n" ) );
// デプス・ステンシルステートを生成
D3D11_DEPTH_STENCIL_DESC depthStencilStateDesc = {
TRUE, // DepthEnable
D3D11_DEPTH_WRITE_MASK_ALL, // DepthWriteMask
D3D11_COMPARISON_LESS, // DepthFunc
FALSE, // StencilEnable
D3D11_DEFAULT_STENCIL_READ_MASK, // StencilReadMask
D3D11_DEFAULT_STENCIL_WRITE_MASK, // StencilWriteMask
{
D3D11_STENCIL_OP_KEEP, // FrontFace.StencilFailOp
D3D11_STENCIL_OP_KEEP, // FrontFace.StencilDepthFailOp
D3D11_STENCIL_OP_KEEP, // FrontFace.StencilPassOp
D3D11_COMPARISON_ALWAYS // FrontFace.StencilFunc
},
{
D3D11_STENCIL_OP_KEEP, // BackFace.StencilFailOp
D3D11_STENCIL_OP_KEEP, // BackFace.StencilDepthFailOp
D3D11_STENCIL_OP_KEEP, // BackFace.StencilPassOp
D3D11_COMPARISON_ALWAYS // BackFace.StencilFunc
}
};
ID3D11DepthStencilState * pDepthStencilState = NULL;
hr = pDevice->CreateDepthStencilState( &depthStencilStateDesc, &pDepthStencilState );
if ( FAILED( hr ) )
{
MessageBox( NULL, _T( "失敗: ID3D11Device::CreateDepthStencilState()" ), _T( "エラー" ), MB_OK | MB_ICONERROR );
return 0;
}
dtprintf( _T( "ID3D11Device::CreateDepthStencilState: ok (pDepthStencilState: 0x%p)\n" ), pDepthStencilState );
// デプス・ステンシルステートをバインド
pDeviceContext->OMSetDepthStencilState( pDepthStencilState, 0 );
dtprintf( _T( "ID3D11DeviceContext::OMSetDepthStencilState: ok\n" ) );
MSG msg;
while ( 1 )
{
// メッセージを取得
if ( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE ) )
{
if ( msg.message == WM_QUIT )
{
dtprintf( _T( "PeekMessage: WM_QUIT\n" ) );
break;
}
// メッセージ処理
DispatchMessage( &msg );
}
else
{
HRESULT hr;
static unsigned int count = 0;
float theta = ( count++ / 200.0f ) * ( 3.141593f / 2.0f );
// World-View-Projection 行列をそれぞれ生成
D3DXMATRIX world, view, projection;
D3DXMatrixIdentity( &world );
const D3DXVECTOR3 eye( 1.8f * 1.414214f * -cosf( theta ), 1.8f, 1.8f * 1.414214f * sinf( theta ) );
const D3DXVECTOR3 at( 0.0f, 0.0f, 0.0f );
const D3DXVECTOR3 up( 0.0f, 1.0f, 0.0f );
D3DXMatrixLookAtRH( &view, &eye, &at, &up );
D3DXMatrixPerspectiveFovRH( &projection, 3.141593f / 4.0f, 1280.0f / 720.0f, 1.0f, 10000.0f );
// 頂点シェーダ用定数バッファへアクセス
D3D11_MAPPED_SUBRESOURCE mapped;
hr = pDeviceContext->Map( pVSConstantBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapped );
if ( SUCCEEDED( hr ) )
{
D3DXMATRIX * mapped_m = static_cast< D3DXMATRIX * >( mapped.pData );
mapped_m[0] = world;
mapped_m[1] = view;
mapped_m[2] = projection;
// 後始末
pDeviceContext->Unmap( pVSConstantBuffer, 0 );
}
// レンダーターゲットビューをクリア
const float clear[ 4 ] = { 0.0f, 0.0f, 0.3f, 1.0f }; // RGBA
pDeviceContext->ClearRenderTargetView( pRenderTargetView, clear );
// デプス・ステンシルビューをクリア
pDeviceContext->ClearDepthStencilView( pDepthStencilView, D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, 1.0f, 0 );
// 描画
pDeviceContext->DrawIndexed( 36, 0, 0 );
pSwapChain->Present( 1, 0 );
// ちょっとだけ待つ
Sleep( 5 );
}
}
// シェーダをアンバインド
pDeviceContext->VSSetShader( NULL, NULL, 0 );
pDeviceContext->PSSetShader( NULL, NULL, 0 );
// デバイス・リソース解放
COM_SAFE_RELEASE( pDepthStencilState );
COM_SAFE_RELEASE( pRasterizerState );
COM_SAFE_RELEASE( pInputLayout );
COM_SAFE_RELEASE( pPixelShader );
COM_SAFE_RELEASE( pVertexShader );
COM_SAFE_RELEASE( pVSConstantBuffer );
COM_SAFE_RELEASE( pIndexBuffer );
COM_SAFE_RELEASE( pVertexBuffer );
COM_SAFE_RELEASE( pDepthStencilView );
COM_SAFE_RELEASE( pDepthStencilBuffer );
COM_SAFE_RELEASE( pRenderTargetView );
COM_SAFE_RELEASE( pSwapChain );
COM_SAFE_RELEASE( pDeviceContext );
COM_SAFE_RELEASE( pDevice );
return msg.wParam;
}
EGLint SwapChain11::copyOffscreenToBackbuffer(EGLint x, EGLint y, EGLint width, EGLint height)
{
if (!mSwapChain)
{
return EGL_SUCCESS;
}
initPassThroughResources();
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
// Set vertices
D3D11_MAPPED_SUBRESOURCE mappedResource;
HRESULT result = deviceContext->Map(mQuadVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
if (FAILED(result))
{
return EGL_BAD_ACCESS;
}
d3d11::PositionTexCoordVertex *vertices = static_cast<d3d11::PositionTexCoordVertex*>(mappedResource.pData);
// Create a quad in homogeneous coordinates
float x1 = (x / float(mWidth)) * 2.0f - 1.0f;
float y1 = (y / float(mHeight)) * 2.0f - 1.0f;
float x2 = ((x + width) / float(mWidth)) * 2.0f - 1.0f;
float y2 = ((y + height) / float(mHeight)) * 2.0f - 1.0f;
float u1 = x / float(mWidth);
float v1 = y / float(mHeight);
float u2 = (x + width) / float(mWidth);
float v2 = (y + height) / float(mHeight);
// Invert the quad vertices depending on the surface orientation.
if ((mOrientation & EGL_SURFACE_ORIENTATION_INVERT_X_ANGLE) != 0)
{
std::swap(x1, x2);
}
if ((mOrientation & EGL_SURFACE_ORIENTATION_INVERT_Y_ANGLE) != 0)
{
std::swap(y1, y2);
}
d3d11::SetPositionTexCoordVertex(&vertices[0], x1, y1, u1, v1);
d3d11::SetPositionTexCoordVertex(&vertices[1], x1, y2, u1, v2);
d3d11::SetPositionTexCoordVertex(&vertices[2], x2, y1, u2, v1);
d3d11::SetPositionTexCoordVertex(&vertices[3], x2, y2, u2, v2);
deviceContext->Unmap(mQuadVB, 0);
static UINT stride = sizeof(d3d11::PositionTexCoordVertex);
static UINT startIdx = 0;
deviceContext->IASetVertexBuffers(0, 1, &mQuadVB, &stride, &startIdx);
// Apply state
deviceContext->OMSetDepthStencilState(NULL, 0xFFFFFFFF);
static const float blendFactor[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
deviceContext->OMSetBlendState(NULL, blendFactor, 0xFFFFFFF);
deviceContext->RSSetState(mPassThroughRS);
// Apply shaders
deviceContext->IASetInputLayout(mPassThroughIL);
deviceContext->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
deviceContext->VSSetShader(mPassThroughVS, NULL, 0);
deviceContext->PSSetShader(mPassThroughPS, NULL, 0);
deviceContext->GSSetShader(NULL, NULL, 0);
auto stateManager = mRenderer->getStateManager();
// Apply render targets
stateManager->setOneTimeRenderTarget(mBackBufferRTView, nullptr);
// Set the viewport
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = static_cast<FLOAT>(mWidth);
viewport.Height = static_cast<FLOAT>(mHeight);
viewport.MinDepth = 0.0f;
viewport.MaxDepth = 1.0f;
deviceContext->RSSetViewports(1, &viewport);
// Apply textures
stateManager->setShaderResource(gl::SAMPLER_PIXEL, 0, mOffscreenSRView);
deviceContext->PSSetSamplers(0, 1, &mPassThroughSampler);
// Draw
deviceContext->Draw(4, 0);
// Rendering to the swapchain is now complete. Now we can call Present().
// Before that, we perform any cleanup on the D3D device. We do this before Present() to make sure the
// cleanup is caught under the current eglSwapBuffers() PIX/Graphics Diagnostics call rather than the next one.
stateManager->setShaderResource(gl::SAMPLER_PIXEL, 0, NULL);
mRenderer->markAllStateDirty();
return EGL_SUCCESS;
}
// Render function
// (this used to be set in io.RenderDrawListsFn and called by ImGui::Render(), but you can now call this directly from your main loop)
void ImGui_ImplDX11_RenderDrawData(ImDrawData* draw_data)
{
ID3D11DeviceContext* ctx = g_pd3dDeviceContext;
// Create and grow vertex/index buffers if needed
if (!g_pVB || g_VertexBufferSize < draw_data->TotalVtxCount)
{
if (g_pVB) { g_pVB->Release(); g_pVB = NULL; }
g_VertexBufferSize = draw_data->TotalVtxCount + 5000;
D3D11_BUFFER_DESC desc;
memset(&desc, 0, sizeof(D3D11_BUFFER_DESC));
desc.Usage = D3D11_USAGE_DYNAMIC;
desc.ByteWidth = g_VertexBufferSize * sizeof(ImDrawVert);
desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (g_pd3dDevice->CreateBuffer(&desc, NULL, &g_pVB) < 0)
return;
}
if (!g_pIB || g_IndexBufferSize < draw_data->TotalIdxCount)
{
if (g_pIB) { g_pIB->Release(); g_pIB = NULL; }
g_IndexBufferSize = draw_data->TotalIdxCount + 10000;
D3D11_BUFFER_DESC desc;
memset(&desc, 0, sizeof(D3D11_BUFFER_DESC));
desc.Usage = D3D11_USAGE_DYNAMIC;
desc.ByteWidth = g_IndexBufferSize * sizeof(ImDrawIdx);
desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
if (g_pd3dDevice->CreateBuffer(&desc, NULL, &g_pIB) < 0)
return;
}
// Copy and convert all vertices into a single contiguous buffer
D3D11_MAPPED_SUBRESOURCE vtx_resource, idx_resource;
if (ctx->Map(g_pVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &vtx_resource) != S_OK)
return;
if (ctx->Map(g_pIB, 0, D3D11_MAP_WRITE_DISCARD, 0, &idx_resource) != S_OK)
return;
ImDrawVert* vtx_dst = (ImDrawVert*)vtx_resource.pData;
ImDrawIdx* idx_dst = (ImDrawIdx*)idx_resource.pData;
for (int n = 0; n < draw_data->CmdListsCount; n++)
{
const ImDrawList* cmd_list = draw_data->CmdLists[n];
memcpy(vtx_dst, cmd_list->VtxBuffer.Data, cmd_list->VtxBuffer.Size * sizeof(ImDrawVert));
memcpy(idx_dst, cmd_list->IdxBuffer.Data, cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx));
vtx_dst += cmd_list->VtxBuffer.Size;
idx_dst += cmd_list->IdxBuffer.Size;
}
ctx->Unmap(g_pVB, 0);
ctx->Unmap(g_pIB, 0);
// Setup orthographic projection matrix into our constant buffer
{
D3D11_MAPPED_SUBRESOURCE mapped_resource;
if (ctx->Map(g_pVertexConstantBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapped_resource) != S_OK)
return;
VERTEX_CONSTANT_BUFFER* constant_buffer = (VERTEX_CONSTANT_BUFFER*)mapped_resource.pData;
float L = 0.0f;
float R = ImGui::GetIO().DisplaySize.x;
float B = ImGui::GetIO().DisplaySize.y;
float T = 0.0f;
float mvp[4][4] =
{
{ 2.0f/(R-L), 0.0f, 0.0f, 0.0f },
{ 0.0f, 2.0f/(T-B), 0.0f, 0.0f },
{ 0.0f, 0.0f, 0.5f, 0.0f },
{ (R+L)/(L-R), (T+B)/(B-T), 0.5f, 1.0f },
};
memcpy(&constant_buffer->mvp, mvp, sizeof(mvp));
ctx->Unmap(g_pVertexConstantBuffer, 0);
}
// Backup DX state that will be modified to restore it afterwards (unfortunately this is very ugly looking and verbose. Close your eyes!)
struct BACKUP_DX11_STATE
{
UINT ScissorRectsCount, ViewportsCount;
D3D11_RECT ScissorRects[D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE];
D3D11_VIEWPORT Viewports[D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE];
ID3D11RasterizerState* RS;
ID3D11BlendState* BlendState;
FLOAT BlendFactor[4];
UINT SampleMask;
UINT StencilRef;
ID3D11DepthStencilState* DepthStencilState;
ID3D11ShaderResourceView* PSShaderResource;
ID3D11SamplerState* PSSampler;
ID3D11PixelShader* PS;
ID3D11VertexShader* VS;
UINT PSInstancesCount, VSInstancesCount;
ID3D11ClassInstance* PSInstances[256], *VSInstances[256]; // 256 is max according to PSSetShader documentation
D3D11_PRIMITIVE_TOPOLOGY PrimitiveTopology;
ID3D11Buffer* IndexBuffer, *VertexBuffer, *VSConstantBuffer;
UINT IndexBufferOffset, VertexBufferStride, VertexBufferOffset;
DXGI_FORMAT IndexBufferFormat;
ID3D11InputLayout* InputLayout;
};
BACKUP_DX11_STATE old;
old.ScissorRectsCount = old.ViewportsCount = D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE;
ctx->RSGetScissorRects(&old.ScissorRectsCount, old.ScissorRects);
ctx->RSGetViewports(&old.ViewportsCount, old.Viewports);
ctx->RSGetState(&old.RS);
ctx->OMGetBlendState(&old.BlendState, old.BlendFactor, &old.SampleMask);
ctx->OMGetDepthStencilState(&old.DepthStencilState, &old.StencilRef);
ctx->PSGetShaderResources(0, 1, &old.PSShaderResource);
ctx->PSGetSamplers(0, 1, &old.PSSampler);
old.PSInstancesCount = old.VSInstancesCount = 256;
ctx->PSGetShader(&old.PS, old.PSInstances, &old.PSInstancesCount);
ctx->VSGetShader(&old.VS, old.VSInstances, &old.VSInstancesCount);
ctx->VSGetConstantBuffers(0, 1, &old.VSConstantBuffer);
ctx->IAGetPrimitiveTopology(&old.PrimitiveTopology);
ctx->IAGetIndexBuffer(&old.IndexBuffer, &old.IndexBufferFormat, &old.IndexBufferOffset);
ctx->IAGetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset);
ctx->IAGetInputLayout(&old.InputLayout);
// Setup viewport
D3D11_VIEWPORT vp;
memset(&vp, 0, sizeof(D3D11_VIEWPORT));
vp.Width = ImGui::GetIO().DisplaySize.x;
vp.Height = ImGui::GetIO().DisplaySize.y;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
vp.TopLeftX = vp.TopLeftY = 0.0f;
ctx->RSSetViewports(1, &vp);
// Bind shader and vertex buffers
unsigned int stride = sizeof(ImDrawVert);
unsigned int offset = 0;
ctx->IASetInputLayout(g_pInputLayout);
ctx->IASetVertexBuffers(0, 1, &g_pVB, &stride, &offset);
ctx->IASetIndexBuffer(g_pIB, sizeof(ImDrawIdx) == 2 ? DXGI_FORMAT_R16_UINT : DXGI_FORMAT_R32_UINT, 0);
ctx->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
ctx->VSSetShader(g_pVertexShader, NULL, 0);
ctx->VSSetConstantBuffers(0, 1, &g_pVertexConstantBuffer);
ctx->PSSetShader(g_pPixelShader, NULL, 0);
ctx->PSSetSamplers(0, 1, &g_pFontSampler);
// Setup render state
const float blend_factor[4] = { 0.f, 0.f, 0.f, 0.f };
ctx->OMSetBlendState(g_pBlendState, blend_factor, 0xffffffff);
ctx->OMSetDepthStencilState(g_pDepthStencilState, 0);
ctx->RSSetState(g_pRasterizerState);
// Render command lists
int vtx_offset = 0;
int idx_offset = 0;
for (int n = 0; n < draw_data->CmdListsCount; n++)
{
const ImDrawList* cmd_list = draw_data->CmdLists[n];
for (int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.Size; cmd_i++)
{
const ImDrawCmd* pcmd = &cmd_list->CmdBuffer[cmd_i];
if (pcmd->UserCallback)
{
pcmd->UserCallback(cmd_list, pcmd);
}
else
{
const D3D11_RECT r = { (LONG)pcmd->ClipRect.x, (LONG)pcmd->ClipRect.y, (LONG)pcmd->ClipRect.z, (LONG)pcmd->ClipRect.w };
ctx->PSSetShaderResources(0, 1, (ID3D11ShaderResourceView**)&pcmd->TextureId);
ctx->RSSetScissorRects(1, &r);
ctx->DrawIndexed(pcmd->ElemCount, idx_offset, vtx_offset);
}
idx_offset += pcmd->ElemCount;
}
vtx_offset += cmd_list->VtxBuffer.Size;
}
// Restore modified DX state
ctx->RSSetScissorRects(old.ScissorRectsCount, old.ScissorRects);
ctx->RSSetViewports(old.ViewportsCount, old.Viewports);
ctx->RSSetState(old.RS); if (old.RS) old.RS->Release();
ctx->OMSetBlendState(old.BlendState, old.BlendFactor, old.SampleMask); if (old.BlendState) old.BlendState->Release();
ctx->OMSetDepthStencilState(old.DepthStencilState, old.StencilRef); if (old.DepthStencilState) old.DepthStencilState->Release();
ctx->PSSetShaderResources(0, 1, &old.PSShaderResource); if (old.PSShaderResource) old.PSShaderResource->Release();
ctx->PSSetSamplers(0, 1, &old.PSSampler); if (old.PSSampler) old.PSSampler->Release();
ctx->PSSetShader(old.PS, old.PSInstances, old.PSInstancesCount); if (old.PS) old.PS->Release();
for (UINT i = 0; i < old.PSInstancesCount; i++) if (old.PSInstances[i]) old.PSInstances[i]->Release();
ctx->VSSetShader(old.VS, old.VSInstances, old.VSInstancesCount); if (old.VS) old.VS->Release();
ctx->VSSetConstantBuffers(0, 1, &old.VSConstantBuffer); if (old.VSConstantBuffer) old.VSConstantBuffer->Release();
for (UINT i = 0; i < old.VSInstancesCount; i++) if (old.VSInstances[i]) old.VSInstances[i]->Release();
ctx->IASetPrimitiveTopology(old.PrimitiveTopology);
ctx->IASetIndexBuffer(old.IndexBuffer, old.IndexBufferFormat, old.IndexBufferOffset); if (old.IndexBuffer) old.IndexBuffer->Release();
ctx->IASetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset); if (old.VertexBuffer) old.VertexBuffer->Release();
ctx->IASetInputLayout(old.InputLayout); if (old.InputLayout) old.InputLayout->Release();
}
// Render function
// (this used to be set in io.RenderDrawListsFn and called by ImGui::Render(), but you can now call this directly from your main loop)
void ImGui_ImplDX11_RenderDrawData(ImDrawData* draw_data)
{
// Avoid rendering when minimized
if (draw_data->DisplaySize.x <= 0.0f || draw_data->DisplaySize.y <= 0.0f)
return;
ID3D11DeviceContext* ctx = g_pd3dDeviceContext;
// Create and grow vertex/index buffers if needed
if (!g_pVB || g_VertexBufferSize < draw_data->TotalVtxCount)
{
if (g_pVB) { g_pVB->Release(); g_pVB = NULL; }
g_VertexBufferSize = draw_data->TotalVtxCount + 5000;
D3D11_BUFFER_DESC desc;
memset(&desc, 0, sizeof(D3D11_BUFFER_DESC));
desc.Usage = D3D11_USAGE_DYNAMIC;
desc.ByteWidth = g_VertexBufferSize * sizeof(ImDrawVert);
desc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
desc.MiscFlags = 0;
if (g_pd3dDevice->CreateBuffer(&desc, NULL, &g_pVB) < 0)
return;
}
if (!g_pIB || g_IndexBufferSize < draw_data->TotalIdxCount)
{
if (g_pIB) { g_pIB->Release(); g_pIB = NULL; }
g_IndexBufferSize = draw_data->TotalIdxCount + 10000;
D3D11_BUFFER_DESC desc;
memset(&desc, 0, sizeof(D3D11_BUFFER_DESC));
desc.Usage = D3D11_USAGE_DYNAMIC;
desc.ByteWidth = g_IndexBufferSize * sizeof(ImDrawIdx);
desc.BindFlags = D3D11_BIND_INDEX_BUFFER;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
if (g_pd3dDevice->CreateBuffer(&desc, NULL, &g_pIB) < 0)
return;
}
// Upload vertex/index data into a single contiguous GPU buffer
D3D11_MAPPED_SUBRESOURCE vtx_resource, idx_resource;
if (ctx->Map(g_pVB, 0, D3D11_MAP_WRITE_DISCARD, 0, &vtx_resource) != S_OK)
return;
if (ctx->Map(g_pIB, 0, D3D11_MAP_WRITE_DISCARD, 0, &idx_resource) != S_OK)
return;
ImDrawVert* vtx_dst = (ImDrawVert*)vtx_resource.pData;
ImDrawIdx* idx_dst = (ImDrawIdx*)idx_resource.pData;
for (int n = 0; n < draw_data->CmdListsCount; n++)
{
const ImDrawList* cmd_list = draw_data->CmdLists[n];
memcpy(vtx_dst, cmd_list->VtxBuffer.Data, cmd_list->VtxBuffer.Size * sizeof(ImDrawVert));
memcpy(idx_dst, cmd_list->IdxBuffer.Data, cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx));
vtx_dst += cmd_list->VtxBuffer.Size;
idx_dst += cmd_list->IdxBuffer.Size;
}
ctx->Unmap(g_pVB, 0);
ctx->Unmap(g_pIB, 0);
// Setup orthographic projection matrix into our constant buffer
// Our visible imgui space lies from draw_data->DisplayPos (top left) to draw_data->DisplayPos+data_data->DisplaySize (bottom right).
{
D3D11_MAPPED_SUBRESOURCE mapped_resource;
if (ctx->Map(g_pVertexConstantBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mapped_resource) != S_OK)
return;
VERTEX_CONSTANT_BUFFER* constant_buffer = (VERTEX_CONSTANT_BUFFER*)mapped_resource.pData;
float L = draw_data->DisplayPos.x;
float R = draw_data->DisplayPos.x + draw_data->DisplaySize.x;
float T = draw_data->DisplayPos.y;
float B = draw_data->DisplayPos.y + draw_data->DisplaySize.y;
float mvp[4][4] =
{
{ 2.0f/(R-L), 0.0f, 0.0f, 0.0f },
{ 0.0f, 2.0f/(T-B), 0.0f, 0.0f },
{ 0.0f, 0.0f, 0.5f, 0.0f },
{ (R+L)/(L-R), (T+B)/(B-T), 0.5f, 1.0f },
};
memcpy(&constant_buffer->mvp, mvp, sizeof(mvp));
ctx->Unmap(g_pVertexConstantBuffer, 0);
}
// Backup DX state that will be modified to restore it afterwards (unfortunately this is very ugly looking and verbose. Close your eyes!)
struct BACKUP_DX11_STATE
{
UINT ScissorRectsCount, ViewportsCount;
D3D11_RECT ScissorRects[D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE];
D3D11_VIEWPORT Viewports[D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE];
ID3D11RasterizerState* RS;
ID3D11BlendState* BlendState;
FLOAT BlendFactor[4];
UINT SampleMask;
UINT StencilRef;
ID3D11DepthStencilState* DepthStencilState;
ID3D11ShaderResourceView* PSShaderResource;
ID3D11SamplerState* PSSampler;
ID3D11PixelShader* PS;
ID3D11VertexShader* VS;
UINT PSInstancesCount, VSInstancesCount;
ID3D11ClassInstance* PSInstances[256], *VSInstances[256]; // 256 is max according to PSSetShader documentation
D3D11_PRIMITIVE_TOPOLOGY PrimitiveTopology;
ID3D11Buffer* IndexBuffer, *VertexBuffer, *VSConstantBuffer;
UINT IndexBufferOffset, VertexBufferStride, VertexBufferOffset;
DXGI_FORMAT IndexBufferFormat;
ID3D11InputLayout* InputLayout;
};
BACKUP_DX11_STATE old;
old.ScissorRectsCount = old.ViewportsCount = D3D11_VIEWPORT_AND_SCISSORRECT_OBJECT_COUNT_PER_PIPELINE;
ctx->RSGetScissorRects(&old.ScissorRectsCount, old.ScissorRects);
ctx->RSGetViewports(&old.ViewportsCount, old.Viewports);
ctx->RSGetState(&old.RS);
ctx->OMGetBlendState(&old.BlendState, old.BlendFactor, &old.SampleMask);
ctx->OMGetDepthStencilState(&old.DepthStencilState, &old.StencilRef);
ctx->PSGetShaderResources(0, 1, &old.PSShaderResource);
ctx->PSGetSamplers(0, 1, &old.PSSampler);
old.PSInstancesCount = old.VSInstancesCount = 256;
ctx->PSGetShader(&old.PS, old.PSInstances, &old.PSInstancesCount);
ctx->VSGetShader(&old.VS, old.VSInstances, &old.VSInstancesCount);
ctx->VSGetConstantBuffers(0, 1, &old.VSConstantBuffer);
ctx->IAGetPrimitiveTopology(&old.PrimitiveTopology);
ctx->IAGetIndexBuffer(&old.IndexBuffer, &old.IndexBufferFormat, &old.IndexBufferOffset);
ctx->IAGetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset);
ctx->IAGetInputLayout(&old.InputLayout);
// Setup desired DX state
ImGui_ImplDX11_SetupRenderState(draw_data, ctx);
// Render command lists
// (Because we merged all buffers into a single one, we maintain our own offset into them)
int global_idx_offset = 0;
int global_vtx_offset = 0;
ImVec2 clip_off = draw_data->DisplayPos;
for (int n = 0; n < draw_data->CmdListsCount; n++)
{
const ImDrawList* cmd_list = draw_data->CmdLists[n];
for (int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.Size; cmd_i++)
{
const ImDrawCmd* pcmd = &cmd_list->CmdBuffer[cmd_i];
if (pcmd->UserCallback != NULL)
{
// User callback, registered via ImDrawList::AddCallback()
// (ImDrawCallback_ResetRenderState is a special callback value used by the user to request the renderer to reset render state.)
if (pcmd->UserCallback == ImDrawCallback_ResetRenderState)
ImGui_ImplDX11_SetupRenderState(draw_data, ctx);
else
pcmd->UserCallback(cmd_list, pcmd);
}
else
{
// Apply scissor/clipping rectangle
const D3D11_RECT r = { (LONG)(pcmd->ClipRect.x - clip_off.x), (LONG)(pcmd->ClipRect.y - clip_off.y), (LONG)(pcmd->ClipRect.z - clip_off.x), (LONG)(pcmd->ClipRect.w - clip_off.y) };
ctx->RSSetScissorRects(1, &r);
// Bind texture, Draw
ID3D11ShaderResourceView* texture_srv = (ID3D11ShaderResourceView*)pcmd->TextureId;
ctx->PSSetShaderResources(0, 1, &texture_srv);
ctx->DrawIndexed(pcmd->ElemCount, pcmd->IdxOffset + global_idx_offset, pcmd->VtxOffset + global_vtx_offset);
}
}
global_idx_offset += cmd_list->IdxBuffer.Size;
global_vtx_offset += cmd_list->VtxBuffer.Size;
}
// Restore modified DX state
ctx->RSSetScissorRects(old.ScissorRectsCount, old.ScissorRects);
ctx->RSSetViewports(old.ViewportsCount, old.Viewports);
ctx->RSSetState(old.RS); if (old.RS) old.RS->Release();
ctx->OMSetBlendState(old.BlendState, old.BlendFactor, old.SampleMask); if (old.BlendState) old.BlendState->Release();
ctx->OMSetDepthStencilState(old.DepthStencilState, old.StencilRef); if (old.DepthStencilState) old.DepthStencilState->Release();
ctx->PSSetShaderResources(0, 1, &old.PSShaderResource); if (old.PSShaderResource) old.PSShaderResource->Release();
ctx->PSSetSamplers(0, 1, &old.PSSampler); if (old.PSSampler) old.PSSampler->Release();
ctx->PSSetShader(old.PS, old.PSInstances, old.PSInstancesCount); if (old.PS) old.PS->Release();
for (UINT i = 0; i < old.PSInstancesCount; i++) if (old.PSInstances[i]) old.PSInstances[i]->Release();
ctx->VSSetShader(old.VS, old.VSInstances, old.VSInstancesCount); if (old.VS) old.VS->Release();
ctx->VSSetConstantBuffers(0, 1, &old.VSConstantBuffer); if (old.VSConstantBuffer) old.VSConstantBuffer->Release();
for (UINT i = 0; i < old.VSInstancesCount; i++) if (old.VSInstances[i]) old.VSInstances[i]->Release();
ctx->IASetPrimitiveTopology(old.PrimitiveTopology);
ctx->IASetIndexBuffer(old.IndexBuffer, old.IndexBufferFormat, old.IndexBufferOffset); if (old.IndexBuffer) old.IndexBuffer->Release();
ctx->IASetVertexBuffers(0, 1, &old.VertexBuffer, &old.VertexBufferStride, &old.VertexBufferOffset); if (old.VertexBuffer) old.VertexBuffer->Release();
ctx->IASetInputLayout(old.InputLayout); if (old.InputLayout) old.InputLayout->Release();
}
gl::Error PixelTransfer11::copyBufferToTexture(const gl::PixelUnpackState &unpack, unsigned int offset, RenderTargetD3D *destRenderTarget,
GLenum destinationFormat, GLenum sourcePixelsType, const gl::Box &destArea)
{
ANGLE_TRY(loadResources());
gl::Extents destSize = destRenderTarget->getExtents();
ASSERT(destArea.x >= 0 && destArea.x + destArea.width <= destSize.width &&
destArea.y >= 0 && destArea.y + destArea.height <= destSize.height &&
destArea.z >= 0 && destArea.z + destArea.depth <= destSize.depth );
const gl::Buffer &sourceBuffer = *unpack.pixelBuffer.get();
ASSERT(mRenderer->supportsFastCopyBufferToTexture(destinationFormat));
ID3D11PixelShader *pixelShader = findBufferToTexturePS(destinationFormat);
ASSERT(pixelShader);
// The SRV must be in the proper read format, which may be different from the destination format
// EG: for half float data, we can load full precision floats with implicit conversion
GLenum unsizedFormat = gl::GetInternalFormatInfo(destinationFormat).format;
GLenum sourceFormat = gl::GetSizedInternalFormat(unsizedFormat, sourcePixelsType);
const d3d11::Format &sourceFormatInfo =
d3d11::Format::Get(sourceFormat, mRenderer->getRenderer11DeviceCaps());
DXGI_FORMAT srvFormat = sourceFormatInfo.srvFormat;
ASSERT(srvFormat != DXGI_FORMAT_UNKNOWN);
Buffer11 *bufferStorage11 = GetAs<Buffer11>(sourceBuffer.getImplementation());
ID3D11ShaderResourceView *bufferSRV = nullptr;
ANGLE_TRY_RESULT(bufferStorage11->getSRV(srvFormat), bufferSRV);
ASSERT(bufferSRV != nullptr);
ID3D11RenderTargetView *textureRTV = GetAs<RenderTarget11>(destRenderTarget)->getRenderTargetView();
ASSERT(textureRTV != nullptr);
CopyShaderParams shaderParams;
setBufferToTextureCopyParams(destArea, destSize, sourceFormat, unpack, offset, &shaderParams);
ID3D11DeviceContext *deviceContext = mRenderer->getDeviceContext();
ID3D11Buffer *nullBuffer = nullptr;
UINT zero = 0;
// Are we doing a 2D or 3D copy?
ID3D11GeometryShader *geometryShader = ((destSize.depth > 1) ? mBufferToTextureGS : NULL);
auto stateManager = mRenderer->getStateManager();
deviceContext->VSSetShader(mBufferToTextureVS, NULL, 0);
deviceContext->GSSetShader(geometryShader, NULL, 0);
deviceContext->PSSetShader(pixelShader, NULL, 0);
stateManager->setShaderResource(gl::SAMPLER_PIXEL, 0, bufferSRV);
deviceContext->IASetInputLayout(NULL);
deviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST);
deviceContext->IASetVertexBuffers(0, 1, &nullBuffer, &zero, &zero);
deviceContext->OMSetBlendState(NULL, NULL, 0xFFFFFFF);
deviceContext->OMSetDepthStencilState(mCopyDepthStencilState, 0xFFFFFFFF);
deviceContext->RSSetState(mCopyRasterizerState);
stateManager->setOneTimeRenderTarget(textureRTV, nullptr);
if (!StructEquals(mParamsData, shaderParams))
{
d3d11::SetBufferData(deviceContext, mParamsConstantBuffer, shaderParams);
mParamsData = shaderParams;
}
deviceContext->VSSetConstantBuffers(0, 1, &mParamsConstantBuffer);
// Set the viewport
D3D11_VIEWPORT viewport;
viewport.TopLeftX = 0;
viewport.TopLeftY = 0;
viewport.Width = static_cast<FLOAT>(destSize.width);
viewport.Height = static_cast<FLOAT>(destSize.height);
viewport.MinDepth = 0.0f;
viewport.MaxDepth = 1.0f;
deviceContext->RSSetViewports(1, &viewport);
UINT numPixels = (destArea.width * destArea.height * destArea.depth);
deviceContext->Draw(numPixels, 0);
// Unbind textures and render targets and vertex buffer
stateManager->setShaderResource(gl::SAMPLER_PIXEL, 0, NULL);
deviceContext->VSSetConstantBuffers(0, 1, &nullBuffer);
mRenderer->markAllStateDirty();
return gl::NoError();
}
void DrawCoordinate()
{
struct CB
{
XMMATRIX mWorldViewProj;
};
ID3D11Device* pDevice = WE::D3DDevice();
ID3D11DeviceContext* pImmediateContext = WE::ImmediateContext();
static ID3D11VertexShader* g_pVertexShader = NULL;
static ID3D11PixelShader* g_pPixelShader = NULL;
static ID3D11Buffer* g_pCB = NULL;
static const char* g_strBuffer =
" cbuffer cbPerObject : register( b0 ) \r\n"
" { \r\n"
" matrix g_mWorldViewProjection : packoffset( c0 ); \r\n"
" }; \r\n"
" \r\n"
" struct VS_In \r\n"
" { \r\n"
" uint id : SV_VERTEXID; \r\n"
" }; \r\n"
" \r\n"
" struct VS_Out \r\n"
" { \r\n"
" float4 pos : SV_POSITION; \r\n"
" float4 color : COLOR; \r\n"
" }; \r\n"
" \r\n"
" \r\n"
" cbuffer cbImmutable \r\n"
" { \r\n"
" static float4 g_positions[6] = \r\n"
" { \r\n"
" float4( 0.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 1.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 1.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 0.0f, 1.0f, 1.0f ), \r\n"
" }; \r\n"
" \r\n"
" static float4 g_colors[6] = \r\n"
" { \r\n"
" float4( 1.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 1.0f, 0.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 1.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 1.0f, 0.0f, 1.0f ), \r\n"
" float4( 0.0f, 0.0f, 1.0f, 1.0f ), \r\n"
" float4( 0.0f, 0.0f, 1.0f, 1.0f ), \r\n"
" }; \r\n"
" }; \r\n"
" VS_Out VSMain(VS_In input) \r\n"
" { \r\n"
" VS_Out output; \r\n"
" \r\n"
" output.pos = mul( g_positions[input.id] * 5, g_mWorldViewProjection ); \r\n"
" output.color = g_colors[input.id]; \r\n"
" return output; \r\n"
" } \r\n"
" \r\n"
" float4 PSMain(VS_Out input) : SV_Target \r\n"
" { \r\n"
" return input.color; \r\n"
" return float4( 1.0f, 1.0f, 0.0f, 1.0f ); \r\n"
" } \r\n"
"";
HRESULT hr;
if ( g_pVertexShader == NULL )
{
// Create shaders
ID3DBlob* pVSBlob = NULL;
ID3DBlob* pPSBlob = NULL;
UINT dwBufferSize = ( UINT )strlen( g_strBuffer ) + 1;
V( WE::CompileShaderFromMemory( g_strBuffer, dwBufferSize, NULL, "VSMain", "vs_5_0", &pVSBlob ) );
V( WE::CompileShaderFromMemory( g_strBuffer, dwBufferSize, NULL, "PSMain", "ps_5_0", &pPSBlob ) );
V( pDevice->CreateVertexShader( pVSBlob->GetBufferPointer(), pVSBlob->GetBufferSize(), NULL, &g_pVertexShader ) );
V( pDevice->CreatePixelShader( pPSBlob->GetBufferPointer(), pPSBlob->GetBufferSize(), NULL, &g_pPixelShader ) );
SAFE_RELEASE( pVSBlob );
SAFE_RELEASE( pPSBlob );
// Create the constant buffers
D3D11_BUFFER_DESC Desc;
Desc.Usage = D3D11_USAGE_DYNAMIC;
Desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
Desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
Desc.MiscFlags = 0;
Desc.ByteWidth = sizeof( CB );
V( pDevice->CreateBuffer( &Desc, NULL, &g_pCB ) );
}
D3D11_MAPPED_SUBRESOURCE MappedResource;
V(pImmediateContext->Map( g_pCB, 0, D3D11_MAP_WRITE_DISCARD, 0, &MappedResource ) );
CB* pPerFrame = ( CB* )MappedResource.pData;
pPerFrame->mWorldViewProj = XMMatrixTranspose( WE::Camera()->GetViewProjMtx() );
pImmediateContext->Unmap( g_pCB, 0 );
pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCB );
pImmediateContext->OMSetDepthStencilState( NULL, 0 );
float vBlendFactor[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
pImmediateContext->OMSetBlendState( NULL, vBlendFactor, 0xFFFFFFFF );
pImmediateContext->RSSetState( NULL );
pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_LINELIST );
pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
pImmediateContext->GSSetShader( NULL, NULL, 0 );
// Draw
pImmediateContext->Draw( 6, 0 );
}