void RenderFrameDX10(void)
{
Vector4 vClearColor(0.0f, 0.0f, 0.0f, 0.0f);
// 取得主畫面
ID3D10RenderTargetView *pRenderTargetView = GutGetDX10RenderTargetView();
ID3D10DepthStencilView *pDepthStencilView = GutGetDX10DepthStencilView();
g_pDevice->ClearRenderTargetView(pRenderTargetView, (float *)&vClearColor);
g_pDevice->ClearDepthStencilView(pDepthStencilView, D3D10_CLEAR_DEPTH | D3D10_CLEAR_STENCIL, 1.0f, 0);
g_pDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_LINESTRIP);
ID3D10EffectTechnique *g_pShader = NULL;
switch(g_iMode)
{
default:
case 1:
g_pShader = g_pDrawCurveFX->GetTechniqueByName("SinCurve");
break;
case 2:
{
g_pShader = g_pDrawCurveFX->GetTechniqueByName("ZCurve");
Vector4 vNearFar(1.0f, 100.0f, 0.0f, 0.0f);
Matrix4x4 proj_matrix = GutMatrixPerspectiveRH_DirectX(45.0f, 1.0f, vNearFar[0], vNearFar[1]);
//Matrix4x4 proj_matrix = GutMatrixOrthoRH_DirectX(10.0f, 10.0f, vNearFar[0], vNearFar[1]);
//Matrix4x4 proj_matrix = GutMatrixOrthoRH_OpenGL(10.0f, 10.0f, vNearFar[0], vNearFar[1]);
//Matrix4x4 proj_matrix = GutMatrixPerspectiveRH_OpenGL(45.0f, 1.0f, vNearFar[0], vNearFar[1]);
ID3D10EffectMatrixVariable *pMatrix =
g_pDrawCurveFX->GetVariableByName("proj_matrix")->AsMatrix();
ID3D10EffectVectorVariable *pNearFarPlane =
g_pDrawCurveFX->GetVariableByName("NearFarPlane")->AsVector();
pMatrix->SetMatrix(&proj_matrix[0][0]);
pNearFarPlane->SetFloatVector(&vNearFar[0]);
break;
}
}
g_pShader->GetPassByIndex(0)->Apply(0);
g_pDevice->Draw(2, 0);
IDXGISwapChain *pSwapChain = GutGetDX10SwapChain();
pSwapChain->Present(1, 0);
}
void CubeMapApp::drawScene()
{
D3DApp::drawScene();
// Restore default states, input layout and primitive topology
// because mFont->DrawText changes them. Note that we can
// restore the default states by passing null.
md3dDevice->OMSetDepthStencilState(0, 0);
float blendFactor[] = {0.0f, 0.0f, 0.0f, 0.0f};
md3dDevice->OMSetBlendState(0, blendFactor, 0xffffffff);
md3dDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
md3dDevice->IASetInputLayout(InputLayout::PosNormalTex);
// Set per frame constants.
mfxEyePosVar->SetRawValue(&GetCamera().position(), 0, sizeof(D3DXVECTOR3));
mfxLightVar->SetRawValue(&mParallelLight, 0, sizeof(Light));
mfxCubeMapVar->SetResource(mEnvMapRV);
D3DXMATRIX view = GetCamera().view();
D3DXMATRIX proj = GetCamera().proj();
D3D10_TECHNIQUE_DESC techDesc;
mTech->GetDesc( &techDesc );
for(UINT i = 0; i < techDesc.Passes; ++i)
{
ID3D10EffectPass* pass = mTech->GetPassByIndex(i);
//
// draw center ball
//
D3DXMATRIX centerBallWVP = mCenterBallWorld*view*proj;
mfxWVPVar->SetMatrix((float*)¢erBallWVP);
mfxWorldVar->SetMatrix((float*)&mCenterBallWorld);
mfxTexMtxVar->SetMatrix((float*)&mIdentityTexMtx);
mfxDiffuseMapVar->SetResource(mBallMapRV);
mfxSpecMapVar->SetResource(mDefaultSpecMapRV);
mfxCubeMapEnabledVar->SetBool(true);
mfxReflectMtrlVar->SetFloatVector((float*)&mReflectAll);
pass->Apply(0);
mBall.draw();
}
// We specify DT_NOCLIP, so we do not care about width/height of the rect.
RECT R = {5, 5, 0, 0};
md3dDevice->RSSetState(0);
mFont->DrawText(0, mFrameStats.c_str(), -1, &R, DT_NOCLIP, WHITE);
mSwapChain->Present(0, 0);
}
//render frame
void DX10Renderer::RenderFrame()
{
//rotate light - shouldnt do this each frame but i'm lazy
//***************************************************************************
//rotate light position
/*XMFLOAT3 yaxis(0,1,0), o(0,0,0), u(0,1,0);
XMMATRIX rotMatrix = XMMatrixRotationAxis( XMLoadFloat3(&yaxis), 0.01f);
//new rotated light pos
XMVECTOR olpos = XMLoadFloat3(&lightPos);
XMVECTOR lpos = XMVector3TransformCoord( olpos , rotMatrix);
XMStoreFloat3(&lightPos, lpos);
//get new view matrix
XMVECTOR fp = XMLoadFloat3( &o ), up = XMLoadFloat3( &u );
XMMATRIX vmat = XMMatrixLookAtLH( lpos, fp, up );
//create new light view proj matrix
XMMATRIX lpmat = XMLoadFloat4x4(&lightProjMatrix);
XMMATRIX lvpmat = XMMatrixMultiply(vmat, lpmat);
XMStoreFloat4x4(&lightViewProjMatrix, lvpmat);*/
//set per frame variables
//***************************************************************************
//effect vars
ID3D10EffectMatrixVariable* pWorldMatrix = pEffect->GetVariableByName("world")->AsMatrix();
ID3D10EffectMatrixVariable* pViewProjMatrix = pEffect->GetVariableByName("viewProj")->AsMatrix();
ID3D10EffectMatrixVariable* pLightViewProjMatrix = pEffect->GetVariableByName("lightViewProj")->AsMatrix();
ID3D10EffectVectorVariable* pLightPos = pEffect->GetVariableByName("lightPos")->AsVector();
pLightPos->SetFloatVectorArray( (float*) &lightPos, 0, 3);
pViewProjMatrix->SetMatrix( (float*) &camera.GetViewProjectionMatrix() );
pLightViewProjMatrix->SetMatrix( (float*) &lightViewProjMatrix );
//set topology to triangle list
pD3DDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
//create shadow map
//***************************************************************************
//set render targets and viewport
pD3DDevice->OMSetRenderTargets(0, 0, pShadowMapDepthView);
pD3DDevice->RSSetViewports(1, &shadowMapViewport);
pD3DDevice->ClearDepthStencilView( pShadowMapDepthView, D3D10_CLEAR_DEPTH, 1.0f, 0 );
//render scene
int currMeshID = -1;
for (unsigned int i=0; i < scene.size(); i++)
{
//set appropriate vertex buffers
if ( currMeshID != scene[i].modelID )
{
currMeshID = scene[i].modelID;
pD3DDevice->IASetVertexBuffers( 0,1, &meshes[currMeshID].pVertexBuffer, &meshes[currMeshID].stride, &meshes[currMeshID].offset );
pD3DDevice->IASetIndexBuffer( meshes[currMeshID].pIndexBuffer, DXGI_FORMAT_R32_UINT, 0);
}
//set instance data and draw
pWorldMatrix->SetMatrix((float*) &scene[i].world);
pRenderShadowMapTechnique->GetPassByIndex(0)->Apply( 0 );
pD3DDevice->DrawIndexed(meshes[scene[i].modelID].numIndices, 0, 0);
}
//render final scene
//***************************************************************************
//set render targets and viewports
pD3DDevice->OMSetRenderTargets(1, &pRenderTargetView, pDepthStencilView);
pD3DDevice->RSSetViewports(1, &viewport);
pD3DDevice->ClearRenderTargetView( pRenderTargetView, D3DXCOLOR(0.6f,0.6f,0.6f,0) );
pD3DDevice->ClearDepthStencilView( pDepthStencilView, D3D10_CLEAR_DEPTH, 1.0f, 0 );
//bind shadow map texture and set shadow map bias
pEffect->GetVariableByName("shadowMap")->AsShaderResource()->SetResource( pShadowMapSRView );
pEffect->GetVariableByName("shadowMapBias")->AsScalar()->SetFloat(shadowMapBias);
int smSize[2] = { shadowMapViewport.Width, shadowMapViewport.Height };
pEffect->GetVariableByName("shadowMapSize")->AsVector()->SetIntVector(smSize);
//render scene
currMeshID = -1;
for (unsigned int i=0; i < scene.size(); i++)
{
//set appropriate vertex buffers
if ( currMeshID != scene[i].modelID )
{
currMeshID = scene[i].modelID;
pD3DDevice->IASetVertexBuffers( 0,1, &meshes[currMeshID].pVertexBuffer, &meshes[currMeshID].stride, &meshes[currMeshID].offset );
pD3DDevice->IASetIndexBuffer( meshes[currMeshID].pIndexBuffer, DXGI_FORMAT_R32_UINT, 0);
}
//set instance data and draw
pWorldMatrix->SetMatrix((float*) &scene[i].world);
pRenderTechnique->GetPassByIndex(0)->Apply( 0 );
pD3DDevice->DrawIndexed(meshes[scene[i].modelID].numIndices, 0, 0);
}
//render shadow map billboard
//***************************************************************************
pD3DDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_POINTLIST);
pBillboardTechnique->GetPassByIndex(0)->Apply( 0 );
pD3DDevice->DrawIndexed(1, 0, 0);
//unbind shadow map as SRV
pEffect->GetVariableByName("shadowMap")->AsShaderResource()->SetResource( 0 );
pBillboardTechnique->GetPassByIndex(0)->Apply( 0 );
//swap buffers
pSwapChain->Present(0,0);
}
EffectVectorVariable^ EffectVariable::AsVector::get()
{
ID3D10EffectVectorVariable* returnValue = CastInterface<ID3D10EffectVariable>()->AsVector();
return (returnValue == NULL || !returnValue->IsValid()) ? nullptr : gcnew EffectVectorVariable(returnValue);
}
