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A bit more D3D11

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This commit is contained in:
Henrik Rydgård 2016-12-27 11:31:56 +01:00
parent 5af8b152e1
commit 39408a4adc
1 changed files with 84 additions and 3 deletions
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87
ext/native/thin3d/thin3d_d3d11.cpp
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@ -6,9 +6,7 @@ namespace Draw {
#if 0
class D3D11Pipeline : public Pipeline {
};
class D3D11Pipeline;
class D3D11DrawContext : public DrawContext {
public:
@ -86,6 +84,89 @@ void D3D11DrawContext::SetScissorRect(int left, int top, int width, int height)
rc.bottom = top + height;
context_->RSSetScissorRects(1, &rc);
}
class D3D11DepthStencilState : public DepthStencilState {
public:
ID3D11DepthStencilState *dss;
};
static const D3D11_COMPARISON_FUNC compareToD3D11[] = {
D3D11_COMPARISON_NEVER,
D3D11_COMPARISON_LESS,
D3D11_COMPARISON_EQUAL,
D3D11_COMPARISON_LESS_EQUAL,
D3D11_COMPARISON_GREATER,
D3D11_COMPARISON_NOT_EQUAL,
D3D11_COMPARISON_GREATER_EQUAL,
D3D11_COMPARISON_ALWAYS
};
DepthStencilState *D3D11DrawContext::CreateDepthStencilState(const DepthStencilStateDesc &desc) {
D3D11DepthStencilState *ds = new D3D11DepthStencilState();
D3D11_DEPTH_STENCIL_DESC d3ddesc{};
d3ddesc.DepthEnable = desc.depthTestEnabled;
d3ddesc.DepthWriteMask = desc.depthWriteEnabled ? D3D11_DEPTH_WRITE_MASK_ALL : D3D11_DEPTH_WRITE_MASK_ZERO;
d3ddesc.DepthFunc = compareToD3D11[(int)desc.depthCompare];
// ...
if (SUCCEEDED(device_->CreateDepthStencilState(&d3ddesc, &ds->dss)))
return ds;
delete ds;
return nullptr;
}
static const D3D11_BLEND_OP blendOpToD3D11[] = {
D3D11_BLEND_OP_ADD,
D3D11_BLEND_OP_SUBTRACT,
D3D11_BLEND_OP_REV_SUBTRACT,
D3D11_BLEND_OP_MIN,
D3D11_BLEND_OP_MAX,
};
static const D3D11_BLEND blendToD3D11[] = {
D3D11_BLEND_ZERO,
D3D11_BLEND_ONE,
D3D11_BLEND_SRC_COLOR,
D3D11_BLEND_INV_SRC_COLOR,
D3D11_BLEND_DEST_COLOR,
D3D11_BLEND_INV_DEST_COLOR,
D3D11_BLEND_SRC_ALPHA,
D3D11_BLEND_INV_SRC_ALPHA,
D3D11_BLEND_DEST_ALPHA,
D3D11_BLEND_INV_DEST_ALPHA,
D3D11_BLEND_BLEND_FACTOR,
D3D11_BLEND_INV_BLEND_FACTOR,
D3D11_BLEND_BLEND_FACTOR,
D3D11_BLEND_INV_BLEND_FACTOR,
D3D11_BLEND_SRC1_COLOR,
D3D11_BLEND_INV_SRC1_COLOR,
D3D11_BLEND_SRC1_ALPHA,
D3D11_BLEND_INV_SRC1_ALPHA,
};
class D3D11BlendState : public BlendState {
public:
ID3D11BlendState *bs;
};
BlendState *D3D11DrawContext::CreateBlendState(const BlendStateDesc &desc) {
D3D11BlendState *bs = new D3D11BlendState();
D3D11_BLEND_DESC d3ddesc{};
d3ddesc.AlphaToCoverageEnable = FALSE;
d3ddesc.IndependentBlendEnable = FALSE;
d3ddesc.RenderTarget[0].BlendEnable = desc.enabled;
d3ddesc.RenderTarget[0].RenderTargetWriteMask = desc.colorMask;
d3ddesc.RenderTarget[0].BlendOp = blendOpToD3D11[(int)desc.eqCol];
d3ddesc.RenderTarget[0].BlendOpAlpha = blendOpToD3D11[(int)desc.eqAlpha];
d3ddesc.RenderTarget[0].SrcBlend = blendToD3D11[(int)desc.srcCol];
d3ddesc.RenderTarget[0].SrcBlendAlpha = blendToD3D11[(int)desc.srcAlpha];
d3ddesc.RenderTarget[0].DestBlend = blendToD3D11[(int)desc.dstCol];
d3ddesc.RenderTarget[0].DestBlendAlpha = blendToD3D11[(int)desc.dstAlpha];
if (SUCCEEDED(device_->CreateBlendState(&d3ddesc, &bs->bs)))
return bs;
delete bs;
return nullptr;
}
#endif
DrawContext *T3DCreateD3D11Context(ID3D11Device *device, ID3D11DeviceContext *context) {