void CFullscreenTriangleDrawer::DrawDX11( ID3D11ShaderResourceView* pTextureSRV )
{
ID3D11Device* pDevice = static_cast<ID3D11Device*>( gD3DDevice );
ID3D11DeviceContext* pContext = NULL;
pDevice->GetImmediateContext( &pContext );
CDX11StateGuard stateGuard;
pContext->IASetInputLayout( NULL );
pContext->IASetIndexBuffer( NULL, DXGI_FORMAT_UNKNOWN, 0 );
pContext->IASetVertexBuffers( 0, 0, NULL, NULL, NULL );
pContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
pContext->VSSetShader( m_pVertexShader11, NULL, 0 );
pContext->PSSetShader( m_pPixelShader11, NULL, 0 );
ID3D11SamplerState* pNullSampler[] = { NULL };
pContext->PSSetSamplers( 0, 1, pNullSampler );
pContext->PSSetShaderResources( 0, 1, &pTextureSRV );
pContext->OMSetBlendState( m_pBlendState11, NULL, 0xFFFFFFFF );
// Draw
pContext->Draw( 3, 0 );
}
//---------------------------------------------------------------------------
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 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 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);
}
/** 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;
}
// 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;
}
// 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;
}
/// 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 BillboardTrees::Render()
{
if (!m_loadingComplete)
return;
auto renderStateMgr = RenderStateMgr::Instance();
ID3D11DeviceContext* context = m_deviceResources->GetD3DDeviceContext();
// Set IA stage
UINT stride = sizeof(PointSize);
UINT offset = 0;
if (ShaderChangement::PrimitiveType != D3D11_PRIMITIVE_TOPOLOGY_POINTLIST)
{
context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST);
ShaderChangement::PrimitiveType = D3D11_PRIMITIVE_TOPOLOGY_POINTLIST;
}
if (ShaderChangement::InputLayout != m_treeInputLayout.Get())
{
context->IASetInputLayout(m_treeInputLayout.Get());
ShaderChangement::InputLayout = m_treeInputLayout.Get();
}
context->IASetVertexBuffers(0, 1, m_treeSpriteVB.GetAddressOf(), &stride, &offset);
ID3D11Buffer* cbuffers[2] = { m_perFrameCB->GetBuffer(), m_treeSettingsCB.GetBuffer() };
ID3D11SamplerState* samplers[1] = { renderStateMgr->LinearSam() };
// Bind shaders, constant buffers, srvs and samplers
context->VSSetShader(m_treeVS.Get(), 0, 0);
ShaderChangement::VS = m_treeVS.Get();
context->GSSetShader(m_treeGS.Get(), 0, 0);
context->GSSetConstantBuffers(0, 1, cbuffers);
switch (m_renderOptions)
{
case BillTreeRenderOption::Light3: // Light
context->PSSetShader(m_treeLight3PS.Get(), 0, 0);
ShaderChangement::PS = m_treeLight3PS.Get();
break;
case BillTreeRenderOption::Light3TexClip: // LightTexClip
context->PSSetShader(m_treeLight3TexClipPS.Get(), 0, 0);
ShaderChangement::PS = m_treeLight3TexClipPS.Get();
break;
case BillTreeRenderOption::Light3TexClipFog: // LightTexClipFog
context->PSSetShader(m_treeLight3TexClipFogPS.Get(), 0, 0);
ShaderChangement::PS = m_treeLight3TexClipFogPS.Get();
break;
default:
throw ref new Platform::InvalidArgumentException("No such render option");
}
context->PSSetConstantBuffers(0, 2, cbuffers);
context->PSSetSamplers(0, 1, samplers);
context->PSSetShaderResources(0, 1, m_treeTextureMapArraySRV.GetAddressOf());
float blendFactor[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
if (m_alphaToCoverage)
context->OMSetBlendState(renderStateMgr->AlphaToCoverBS(), blendFactor, 0xffffffff);
context->Draw(m_treeCount, 0);
// Recover render state
if (m_alphaToCoverage)
context->OMSetBlendState(nullptr, blendFactor, 0xffffffff);
// Remove gs
context->GSSetShader(nullptr, 0, 0);
ShaderChangement::GS = nullptr;
}
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();
}
void DeferredPipeline::Lighting::unset_blending(ID3D11DeviceContext & device_context)
{
device_context.OMSetBlendState(nullptr, 0, 0xffffffff);
}
void DeferredPipeline::Lighting::set_additive_blending(ID3D11DeviceContext & device_context)
{
float blend_factor[] = {1.0f, 1.0f, 1.0f, 1.0f};
device_context.OMSetBlendState(_om_additive_blend, blend_factor, 0xffffffff);
}
bool D11State::init() {
HRESULT hr;
ID3D11Texture2D* pBackBuffer = NULL;
hr = pSwapChain->GetBuffer(0, __uuidof(*pBackBuffer), (LPVOID*)&pBackBuffer);
if (FAILED(hr)) {
ods("D3D11: pSwapChain->GetBuffer failure!");
return false;
}
hr = pDevice->CreateDeferredContext(0, &pDeviceContext);
// Depending on the device settings a deferred context may not be createable
// for example if it is a SINGLETHREADED device.
// (See http://msdn.microsoft.com/en-us/library/windows/desktop/ff476505%28v=vs.85%29.aspx)
// We handle the expected failure and failure fallback in the same way -
// by trying to use an immediate context.
if (FAILED(hr) || !pDeviceContext) {
ods("D3D11: Failed to create DeferredContext (0x%x). Getting ImmediateContext", hr);
pDevice->GetImmediateContext(&pDeviceContext);
D11CreateStateBlock(pDeviceContext, &pOrigStateBlock);
D11CreateStateBlock(pDeviceContext, &pMyStateBlock);
pOrigStateBlock->Capture();
bDeferredContext = false;
} else {
bDeferredContext = true;
}
D3D11_TEXTURE2D_DESC backBufferSurfaceDesc;
pBackBuffer->GetDesc(&backBufferSurfaceDesc);
ZeroMemory(&vp, sizeof(vp));
vp.Width = static_cast<float>(backBufferSurfaceDesc.Width);
vp.Height = static_cast<float>(backBufferSurfaceDesc.Height);
vp.MinDepth = 0;
vp.MaxDepth = 1;
vp.TopLeftX = 0;
vp.TopLeftY = 0;
pDeviceContext->RSSetViewports(1, &vp);
hr = pDevice->CreateRenderTargetView(pBackBuffer, NULL, &pRTV);
if (FAILED(hr)) {
ods("D3D11: pDevice->CreateRenderTargetView failed!");
return false;
}
pDeviceContext->OMSetRenderTargets(1, &pRTV, NULL);
// Settings for an "over" operation.
// https://en.wikipedia.org/w/index.php?title=Alpha_compositing&oldid=580659153#Description
D3D11_BLEND_DESC blend;
ZeroMemory(&blend, sizeof(blend));
blend.RenderTarget[0].BlendEnable = TRUE;
blend.RenderTarget[0].SrcBlend = D3D11_BLEND_ONE;
blend.RenderTarget[0].DestBlend = D3D11_BLEND_INV_SRC_ALPHA;
blend.RenderTarget[0].BlendOp = D3D11_BLEND_OP_ADD;
blend.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_ONE;
blend.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_INV_SRC_ALPHA;
blend.RenderTarget[0].BlendOpAlpha = D3D11_BLEND_OP_ADD;
blend.RenderTarget[0].RenderTargetWriteMask = D3D11_COLOR_WRITE_ENABLE_ALL;
pDevice->CreateBlendState(&blend, &pBlendState);
if (FAILED(hr)) {
ods("D3D11: pDevice->CreateBlendState failed!");
return false;
}
pDeviceContext->OMSetBlendState(pBlendState, NULL, 0xffffffff);
hr = pDevice->CreateVertexShader(g_vertex_shader, sizeof(g_vertex_shader), NULL, &pVertexShader);
if (FAILED(hr)) {
ods("D3D11: Failed to create vertex shader.");
return false;
}
hr = pDevice->CreatePixelShader(g_pixel_shader, sizeof(g_pixel_shader), NULL, &pPixelShader);
if (FAILED(hr)) {
ods("D3D11: Failed to create pixel shader.");
return false;
}
pTexture = NULL;
pSRView = NULL;
// Define the input layout
D3D11_INPUT_ELEMENT_DESC layout[] = {
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 12, D3D11_INPUT_PER_VERTEX_DATA, 0 },
};
hr = pDevice->CreateInputLayout(layout, ARRAY_NUM_ELEMENTS(layout), g_vertex_shader, sizeof(g_vertex_shader), &pVertexLayout);
if (FAILED(hr)) {
ods("D3D11: pDevice->CreateInputLayout failure!");
return false;
}
pDeviceContext->IASetInputLayout(pVertexLayout);
D3D11_BUFFER_DESC bd;
ZeroMemory(&bd, sizeof(bd));
bd.Usage = D3D11_USAGE_DYNAMIC;
bd.ByteWidth = VERTEXBUFFER_SIZE;
bd.BindFlags = D3D11_BIND_VERTEX_BUFFER;
bd.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
bd.MiscFlags = 0;
hr = pDevice->CreateBuffer(&bd, NULL, &pVertexBuffer);
if (FAILED(hr)) {
ods("D3D11: pDevice->CreateBuffer failure!");
return false;
}
DWORD indices[] = {
0,1,3,
1,2,3,
};
ZeroMemory(&bd, sizeof(bd));
bd.Usage = D3D11_USAGE_IMMUTABLE;
bd.ByteWidth = sizeof(DWORD) * 6;
bd.BindFlags = D3D11_BIND_INDEX_BUFFER;
bd.CPUAccessFlags = 0;
bd.MiscFlags = 0;
D3D11_SUBRESOURCE_DATA InitData;
ZeroMemory(&InitData, sizeof(InitData));
InitData.pSysMem = indices;
hr = pDevice->CreateBuffer(&bd, &InitData, &pIndexBuffer);
if (FAILED(hr)) {
ods("D3D11: pDevice->CreateBuffer failure!");
return false;
}
// Set index buffer
pDeviceContext->IASetIndexBuffer(pIndexBuffer, DXGI_FORMAT_R32_UINT, 0);
// Set primitive topology
pDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
if (!bDeferredContext) {
pMyStateBlock->Capture();
pOrigStateBlock->Apply();
}
pBackBuffer->Release();
return true;
}
void D3D11CanvasWindowGraphics::Render()
{
RECT clientRc;
GetClientRect(m_hWnd, &clientRc);
RectF clientRcf((float)clientRc.left, (float)clientRc.top,
(float)clientRc.right, (float)clientRc.bottom);
D2D1_RECT_F clientRectf = D2D1::RectF((FLOAT)clientRc.left, (FLOAT)clientRc.top,
(FLOAT)clientRc.right, (FLOAT)clientRc.bottom);
ID3D11DeviceContext* pContext = m_driver->GetD3D11Context();
// Clear to black
static const float BG_COLOR[4] = { 0.0f, 0.0f, 0.0f, 1.0f };
pContext->ClearRenderTargetView(m_backBufferRTV, BG_COLOR);
// TODO: CLEAN UP THIS MESS!!!
if (m_image)
{
// Set up rasterizer
RECT clientRc;
GetClientRect(m_hWnd, &clientRc);
RectF clientRcf((float)clientRc.left, (float)clientRc.top,
(float)clientRc.right, (float)clientRc.bottom);
D3D11_VIEWPORT vp = CD3D11_VIEWPORT(
clientRcf.left,
clientRcf.top,
clientRcf.right - clientRcf.left,
clientRcf.bottom - clientRcf.top);
pContext->RSSetViewports(1, &vp);
// Set up output merger
ID3D11RenderTargetView* rtv = m_backBufferRTV;
pContext->OMSetRenderTargets(1, &rtv, NULL);
pContext->OMSetBlendState(m_driver->GetOverBlend(), NULL, 0xFFFFFFFF);
D3D11ImagePtr d3d11Image = std::static_pointer_cast<D3D11Image, DriverImage>(
m_image->GetDriverImage());
ID3D11ShaderResourceView* srv = d3d11Image->GetSRV();
ID3D11SamplerState* ss = m_driver->GetBilinearSampler();
// Set up pixel shader
pContext->PSSetShader(m_driver->GetTexturedPixelShader(), NULL, 0);
pContext->PSSetShaderResources(0, 1, &srv);
pContext->PSSetSamplers(0, 1, &ss);
m_driver->RenderQuad(m_camera->GetCanvasToClip(clientRcf),
m_image->GetCanvasRect());
srv = NULL;
pContext->PSSetShaderResources(0, 1, &srv);
}
// Render something into Direct2D target
ComPtr<ID2D1RenderTarget> pD2DTarget = m_d2dTarget->AcquireTarget();
pD2DTarget->BeginDraw();
// Clear to transparent black
pD2DTarget->Clear(D2D1::ColorF(D2D1::ColorF::Black, 0.0f));
// Create brush for drawing stuff
ID2D1SolidColorBrush* brush;
pD2DTarget->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Blue), &brush);
Matrix3x2f canvasToViewport = m_camera->GetCanvasToViewport(clientRcf);
// Draw the extensible image's tile structure
const ExtensibleImage::TileMap& tiles = m_extensibleImage->GetTileMap();
for (ExtensibleImage::TileMap::const_iterator it = tiles.begin();
it != tiles.end(); ++it)
{
const RectF& canvasRect = it->second->GetCanvasRect();
ID2D1Factory* d2dFactory;
pD2DTarget->GetFactory(&d2dFactory);
ID2D1RectangleGeometry* rectGeom;
d2dFactory->CreateRectangleGeometry(
D2D1::RectF(canvasRect.left, canvasRect.top, canvasRect.right, canvasRect.bottom),
&rectGeom);
ID2D1TransformedGeometry* transGeom;
d2dFactory->CreateTransformedGeometry(rectGeom,
D2D1::Matrix3x2F(canvasToViewport.m11, canvasToViewport.m12,
canvasToViewport.m21, canvasToViewport.m22,
canvasToViewport.m31, canvasToViewport.m32),
&transGeom);
rectGeom->Release();
pD2DTarget->DrawGeometry(transGeom, brush);
transGeom->Release();
d2dFactory->Release();
}
// Draw some text
RenderPrintf(pD2DTarget, m_textFormat, clientRectf, brush,
L"Welcome to Paint Sandbox!");
brush->Release();
pD2DTarget->EndDraw();
m_d2dTarget->ReleaseTarget();
// Transfer Direct2D target to display
//m_driver->RenderD2DTarget(m_d2dTarget);
// Set up rasterizer
D3D11_VIEWPORT vp = CD3D11_VIEWPORT(
clientRcf.left,
clientRcf.top,
clientRcf.right - clientRcf.left,
clientRcf.bottom - clientRcf.top);
pContext->RSSetViewports(1, &vp);
// Set up output merger
ID3D11RenderTargetView* rtv = m_backBufferRTV;
pContext->OMSetRenderTargets(1, &rtv, NULL);
pContext->OMSetBlendState(m_driver->GetOverBlend(), NULL, 0xFFFFFFFF);
ID3D11ShaderResourceView* srv = m_d2dTarget->AcquireSRV();
ID3D11SamplerState* ss = m_driver->GetBilinearSampler();
// Set up pixel shader
pContext->PSSetShader(m_driver->GetTexturedPixelShader(), NULL, 0);
pContext->PSSetShaderResources(0, 1, &srv);
pContext->PSSetSamplers(0, 1, &ss);
m_driver->RenderQuad(Matrix3x2f::IDENTITY, RectF(-1.0f, 1.0f, 1.0f, -1.0f));
srv = NULL;
pContext->PSSetShaderResources(0, 1, &srv);
m_d2dTarget->ReleaseSRV();
}
// 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();
}
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;
}
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 );
}
