void Thin3DContext::CreatePresets() {
// Build prebuilt objects
T3DBlendStateDesc off = { false };
T3DBlendStateDesc additive = { true, T3DBlendEquation::ADD, T3DBlendFactor::ONE, T3DBlendFactor::ONE, T3DBlendEquation::ADD, T3DBlendFactor::ONE, T3DBlendFactor::ZERO };
T3DBlendStateDesc standard_alpha = { true, T3DBlendEquation::ADD, T3DBlendFactor::SRC_ALPHA, T3DBlendFactor::ONE_MINUS_SRC_ALPHA, T3DBlendEquation::ADD, T3DBlendFactor::ONE, T3DBlendFactor::ZERO };
T3DBlendStateDesc premul_alpha = { true, T3DBlendEquation::ADD, T3DBlendFactor::ONE, T3DBlendFactor::ONE_MINUS_SRC_ALPHA, T3DBlendEquation::ADD, T3DBlendFactor::ONE, T3DBlendFactor::ZERO };
bsPresets_[BS_OFF] = CreateBlendState(off);
bsPresets_[BS_ADDITIVE] = CreateBlendState(additive);
bsPresets_[BS_STANDARD_ALPHA] = CreateBlendState(standard_alpha);
bsPresets_[BS_PREMUL_ALPHA] = CreateBlendState(premul_alpha);
T3DSamplerStateDesc nearest = { CLAMP, CLAMP, NEAREST, NEAREST, NEAREST };
T3DSamplerStateDesc linear = { CLAMP, CLAMP, LINEAR, LINEAR, NEAREST };
sampsPresets_[SAMPS_NEAREST] = CreateSamplerState(nearest);
sampsPresets_[SAMPS_LINEAR] = CreateSamplerState(linear);
vsPresets_[VS_TEXTURE_COLOR_2D] = CreateVertexShader(glsl_vsTexCol, hlslVsTexCol, vulkan_vsTexCol);
vsPresets_[VS_COLOR_2D] = CreateVertexShader(glsl_vsCol, hlslVsCol, vulkan_vsCol);
fsPresets_[FS_TEXTURE_COLOR_2D] = CreateFragmentShader(glsl_fsTexCol, hlslFsTexCol, vulkan_fsTexCol);
fsPresets_[FS_COLOR_2D] = CreateFragmentShader(glsl_fsCol, hlslFsCol, vulkan_fsCol);
ssPresets_[SS_TEXTURE_COLOR_2D] = CreateShaderSet(vsPresets_[VS_TEXTURE_COLOR_2D], fsPresets_[FS_TEXTURE_COLOR_2D]);
ssPresets_[SS_COLOR_2D] = CreateShaderSet(vsPresets_[VS_COLOR_2D], fsPresets_[FS_COLOR_2D]);
}
void RenderDevice::InitShaders( const char * vertex_shader, const char * pixel_shader, ShaderSet ** pShaders, ID3D11InputLayout ** pVertexIL,
D3D11_INPUT_ELEMENT_DESC * DistortionMeshVertexDesc, int num_elements)
{
ID3D10Blob* vsData = CompileShader("vs_4_0", vertex_shader);
Ptr<VertexShader> vtxShader = *new VertexShader(this, vsData);
ID3D11InputLayout** objRef = pVertexIL;
HRESULT validate = Device->CreateInputLayout(
DistortionMeshVertexDesc, num_elements,
vsData->GetBufferPointer(), vsData->GetBufferSize(), objRef);
if(FAILED(validate)) OVR_ASSERT(false);
(*pShaders) = CreateShaderSet();
(*pShaders)->SetShader(vtxShader);
ID3D10Blob *pShader = CompileShader("ps_4_0", pixel_shader);
Ptr<PixelShader> ps = *new PixelShader(this, pShader);
(*pShaders)->SetShader(ps);
}
