本文整理汇总了C++中ParticleEffect::SetPerFrameParams方法的典型用法代码示例。如果您正苦于以下问题：C++ ParticleEffect::SetPerFrameParams方法的具体用法？C++ ParticleEffect::SetPerFrameParams怎么用？C++ ParticleEffect::SetPerFrameParams使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ParticleEffect的用法示例。
在下文中一共展示了ParticleEffect::SetPerFrameParams方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: DrawParticles
void InClassProj::DrawParticles()
{
XMVECTOR eyePos = m2DCam->GetPos();
XMMATRIX proj = XMLoadFloat4x4(&mProj);
XMMATRIX view = m2DCam->GetView();
XMMATRIX vp = view * proj;
mParticleEffect->SetPerFrameParams(eyePos);
mParticleEffect->SetPerObjectParams(vp, mParticleTexture);
md3dImmediateContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST);
md3dImmediateContext->IASetInputLayout(Vertex::GetParticleVertLayout());
UINT stride = sizeof(Vertex::ParticleVertex);
UINT offset = 0;
md3dImmediateContext->IASetVertexBuffers(0, 1, &mParticleVB, &stride, &offset);
md3dImmediateContext->OMSetDepthStencilState(mNoDepthDS, 0);
float blendFactor[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
md3dImmediateContext->OMSetBlendState(mAdditiveBS, blendFactor, 0xffffffff);
D3DX11_TECHNIQUE_DESC techDesc;
mParticleEffect->GetTech()->GetDesc(&techDesc);
for (UINT p = 0; p < techDesc.Passes; ++p)
{
mParticleEffect->GetTech()->GetPassByIndex(p)->Apply(0, md3dImmediateContext);
md3dImmediateContext->Draw(mParticles.size(), 0);
}
md3dImmediateContext->OMSetBlendState(0, blendFactor, 0xffffffff);
md3dImmediateContext->OMSetDepthStencilState(NULL, 0);
}