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Add front-face culling support

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This commit is contained in:
Jack Andersen
2017-03-10 10:38:00 -10:00
parent 5c52877549
commit ca20aea834
11 changed files with 83 additions and 28 deletions
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23
lib/graphicsdev/D3D11.cpp
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@@ -501,14 +501,29 @@ class D3D11ShaderPipeline : public IShaderPipeline
D3D11ShareableShader::Token&& pixel,
const D3D11VertexFormat* vtxFmt,
BlendFactor srcFac, BlendFactor dstFac, Primitive prim,
bool depthTest, bool depthWrite, bool backfaceCulling)
bool depthTest, bool depthWrite, CullMode culling)
: m_vtxFmt(vtxFmt), m_vert(std::move(vert)), m_pixel(std::move(pixel)),
m_topology(PRIMITIVE_TABLE[int(prim)])
{
m_vert.get().m_shader.As<ID3D11VertexShader>(&m_vShader);
m_pixel.get().m_shader.As<ID3D11PixelShader>(&m_pShader);
CD3D11_RASTERIZER_DESC rasDesc(D3D11_FILL_SOLID, backfaceCulling ? D3D11_CULL_BACK : D3D11_CULL_NONE, true,
D3D11_CULL_MODE cullMode;
switch (culling)
{
case CullMode::None:
default:
cullMode = D3D11_CULL_NONE;
break;
case CullMode::Backface:
cullMode = D3D11_CULL_BACK;
break;
case CullMode::Frontface:
cullMode = D3D11_CULL_FRONT;
break;
}
CD3D11_RASTERIZER_DESC rasDesc(D3D11_FILL_SOLID, cullMode, true,
D3D11_DEFAULT_DEPTH_BIAS, D3D11_DEFAULT_DEPTH_BIAS_CLAMP, D3D11_DEFAULT_SLOPE_SCALED_DEPTH_BIAS,
true, true, false, false);
ThrowIfFailed(ctx->m_dev->CreateRasterizerState(&rasDesc, &m_rasState));
@@ -1321,7 +1336,7 @@ public:
ComPtr<ID3DBlob>* vertBlobOut, ComPtr<ID3DBlob>* fragBlobOut,
ComPtr<ID3DBlob>* pipelineBlob, IVertexFormat* vtxFmt,
BlendFactor srcFac, BlendFactor dstFac, Primitive prim,
bool depthTest, bool depthWrite, bool backfaceCulling)
bool depthTest, bool depthWrite, CullMode culling)
{
XXH64_state_t hashState;
uint64_t srcHashes[2] = {};
@@ -1424,7 +1439,7 @@ public:
D3D11ShaderPipeline* retval = new D3D11ShaderPipeline(ctx,
std::move(vertShader), std::move(fragShader),
static_cast<const D3D11VertexFormat*>(vtxFmt),
srcFac, dstFac, prim, depthTest, depthWrite, backfaceCulling);
srcFac, dstFac, prim, depthTest, depthWrite, culling);
d->m_SPs.emplace_back(retval);
return retval;
}