std::unique_ptr<Shader> HLSLCompiler::CreateShaderFromSource(
GraphicsDevice & graphicsDevice,
const void* shaderSource,
std::size_t byteLength,
const std::string& entryPoint,
ShaderPipelineStage pipelineStage,
const Optional<std::string>& currentDirectory)
{
POMDOG_ASSERT(shaderSource != nullptr);
POMDOG_ASSERT(byteLength > 0);
POMDOG_ASSERT(graphicsDevice.GetSupportedLanguage() == ShaderLanguage::HLSL);
auto nativeGraphicsDevice = graphicsDevice.GetNativeGraphicsDevice();
ShaderBytecode shaderBytecode;
shaderBytecode.Code = shaderSource;
shaderBytecode.ByteLength = byteLength;
ShaderCompileOptions compileOptions;
compileOptions.EntryPoint = entryPoint;
compileOptions.Profile.PipelineStage = pipelineStage;
compileOptions.Profile.ShaderModel.Major = 4;
compileOptions.Profile.ShaderModel.Minor = 0;
compileOptions.Precompiled = false;
if (currentDirectory) {
compileOptions.CurrentDirectory = *currentDirectory;
}
return nativeGraphicsDevice->CreateShader(shaderBytecode, compileOptions);
}
VertexBuffer::VertexBuffer(
GraphicsDevice & graphicsDevice,
const void* vertices,
std::size_t vertexCountIn,
std::size_t strideInBytesIn,
BufferUsage bufferUsageIn)
: vertexCount(static_cast<decltype(vertexCount)>(vertexCountIn))
, strideInBytes(static_cast<decltype(strideInBytes)>(strideInBytesIn))
, bufferUsage(bufferUsageIn)
{
POMDOG_ASSERT(vertices != nullptr);
POMDOG_ASSERT(vertexCount > 0);
POMDOG_ASSERT(strideInBytes > 0);
auto sizeInBytes = vertexCount * strideInBytes;
auto nativeDevice = graphicsDevice.GetNativeGraphicsDevice();
POMDOG_ASSERT(nativeDevice != nullptr);
using Detail::BufferBindMode;
nativeVertexBuffer = nativeDevice->CreateBuffer(
vertices, sizeInBytes, bufferUsage, BufferBindMode::VertexBuffer);
POMDOG_ASSERT(nativeVertexBuffer);
}
std::unique_ptr<Shader> HLSLCompiler::CreateShaderFromBinary(
GraphicsDevice & graphicsDevice,
const void* shaderSource,
std::size_t byteLength,
ShaderPipelineStage pipelineStage)
{
POMDOG_ASSERT(shaderSource != nullptr);
POMDOG_ASSERT(byteLength > 0);
POMDOG_ASSERT(graphicsDevice.GetSupportedLanguage() == ShaderLanguage::HLSL);
auto nativeGraphicsDevice = graphicsDevice.GetNativeGraphicsDevice();
ShaderBytecode shaderBytecode;
shaderBytecode.Code = shaderSource;
shaderBytecode.ByteLength = byteLength;
ShaderCompileOptions compileOptions;
compileOptions.Profile.PipelineStage = pipelineStage;
compileOptions.Precompiled = true;
return nativeGraphicsDevice->CreateShader(shaderBytecode, compileOptions);
}
