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#include "UnityPrefix.h"
#include "GfxReturnStructs.h"
#include "Runtime/GfxDevice/ChannelAssigns.h"
static int AppendString(dynamic_array<char>& strBuf, const char* str)
{
int strLen = strlen(str);
int strOfs = strBuf.size();
strBuf.resize_uninitialized(strOfs + strLen + 1);
std::copy(str, str + strLen + 1, &strBuf[strOfs]);
return strOfs;
}
static const char* GetStringAtOffset(int offset, const char* strBuf, int strBufLen)
{
if (offset >= 0 && offset < strBufLen)
return &strBuf[offset];
ErrorString("Invalid offset in GetStringAtOffset()");
return "";
}
GfxRet_ValueParameter::GfxRet_ValueParameter(const GpuProgramParameters::ValueParameter& src, dynamic_array<char>& strBuf)
: index(src.m_Index)
, arraySize(src.m_ArraySize)
, rowCount(src.m_RowCount)
, colCount(src.m_ColCount)
{
nameStrOfs = AppendString(strBuf, src.m_Name.GetName());
}
void GfxRet_ValueParameter::ToValueParameter(GpuProgramParameters::ValueParameter& dest, const char* strBuf, int strBufLen) const
{
dest.m_Name = ShaderLab::Property(GetStringAtOffset(nameStrOfs, strBuf, strBufLen));
dest.m_Index = index;
dest.m_ArraySize = arraySize;
dest.m_RowCount = rowCount;
dest.m_ColCount = colCount;
}
GfxRet_TextureParameter::GfxRet_TextureParameter(const GpuProgramParameters::TextureParameter& src, dynamic_array<char>& strBuf)
: index(src.m_Index)
, samplerIndex(src.m_SamplerIndex)
, dim(src.m_Dim)
{
nameStrOfs = AppendString(strBuf, src.m_Name.GetName());
}
void GfxRet_TextureParameter::ToTextureParameter(GpuProgramParameters::TextureParameter& dest, const char* strBuf, int strBufLen) const
{
dest.m_Name = ShaderLab::Property(GetStringAtOffset(nameStrOfs, strBuf, strBufLen));
dest.m_Index = index;
dest.m_SamplerIndex = samplerIndex;
dest.m_Dim = dim;
}
GfxRet_BufferParameter::GfxRet_BufferParameter(const GpuProgramParameters::BufferParameter& src, dynamic_array<char>& strBuf)
: index(src.m_Index)
{
nameStrOfs = AppendString(strBuf, src.m_Name.GetName());
}
void GfxRet_BufferParameter::ToBufferParameter(GpuProgramParameters::BufferParameter& dest, const char* strBuf, int strBufLen) const
{
dest.m_Name = ShaderLab::Property(GetStringAtOffset(nameStrOfs, strBuf, strBufLen));
dest.m_Index = index;
}
GfxRet_ShaderError::GfxRet_ShaderError(const ShaderErrors::ShaderError& src, dynamic_array<char>& strBuf)
: line(src.line)
, warning(src.warning)
, programError(src.programError)
{
messageStrOfs = AppendString(strBuf, src.message.c_str());
messageDetailsStrOfs = AppendString(strBuf, src.messageDetails.c_str());
}
void GfxRet_ShaderError::ToShaderError(ShaderErrors::ShaderError& dest, const char* strBuf, int strBufLen) const
{
dest.message = GetStringAtOffset(messageStrOfs, strBuf, strBufLen);
dest.messageDetails = GetStringAtOffset(messageDetailsStrOfs, strBuf, strBufLen);
dest.line = line;
dest.warning = warning;
dest.programError = programError;
}
GfxRet_ChannelAssigns::GfxRet_ChannelAssigns(const ChannelAssigns& src)
: targetMap(src.m_TargetMap)
, sourceMap(src.m_SourceMap)
, directlyWired(src.m_DirectlyWired)
{
std::copy(src.m_Channels, src.m_Channels + kVertexCompCount, channels);
};
void GfxRet_ChannelAssigns::ToChannelAssigns(ChannelAssigns& dest) const
{
dest.m_TargetMap = targetMap;
dest.m_SourceMap = sourceMap;
dest.m_DirectlyWired = directlyWired;
std::copy(channels, channels + kVertexCompCount, dest.m_Channels);
}
Gfx_GpuProgramParameters::Gfx_GpuProgramParameters()
: valueParameterCount(0)
, valueParameterOffset(0)
, textureParameterCount(0)
, textureParameterOffset(0)
, bufferParameterCount(0)
, bufferParameterOffset(0)
{
}
Gfx_GpuProgramParameters::Gfx_GpuProgramParameters(const GpuProgramParameters& params, dynamic_array<UInt8>& outBuf, dynamic_array<char> &strBuf)
{
const GpuProgramParameters::ValueParameterArray& srcValueParams = params.GetValueParams();
valueParameterCount = srcValueParams.size();
valueParameterOffset = outBuf.size();
outBuf.resize_uninitialized(valueParameterOffset + valueParameterCount * sizeof(GfxRet_ValueParameter));
GfxRet_ValueParameter* valueParams = reinterpret_cast<GfxRet_ValueParameter*>(outBuf.data() + valueParameterOffset);
for (int i = 0; i < valueParameterCount; ++i)
valueParams[i] = GfxRet_ValueParameter(srcValueParams[i], strBuf);
const GpuProgramParameters::TextureParameterList& srcTextureParams = params.GetTextureParams();
textureParameterCount = srcTextureParams.size();
textureParameterOffset = outBuf.size();
outBuf.resize_uninitialized(textureParameterOffset + textureParameterCount * sizeof(GfxRet_TextureParameter));
GfxRet_TextureParameter* textureParams = reinterpret_cast<GfxRet_TextureParameter*>(outBuf.data() + textureParameterOffset);
for (int i = 0; i < textureParameterCount; ++i)
textureParams[i] = GfxRet_TextureParameter(srcTextureParams[i], strBuf);
const GpuProgramParameters::BufferParameterArray& srcBufferParams = params.GetBufferParams();
bufferParameterCount = srcBufferParams.size();
bufferParameterOffset = outBuf.size();
outBuf.resize_uninitialized(bufferParameterOffset + bufferParameterCount * sizeof(GfxRet_BufferParameter));
GfxRet_BufferParameter* bufferParams = reinterpret_cast<GfxRet_BufferParameter*>(outBuf.data() + bufferParameterOffset);
for (int i = 0; i < bufferParameterCount; ++i)
bufferParams[i] = GfxRet_BufferParameter(srcBufferParams[i], strBuf);
}
void Gfx_GpuProgramParameters::GetOutput(GpuProgramParameters& outParams, const char* dataBegin, const char* stringBuffer, int stringBufferLength) const
{
const GfxRet_ValueParameter* valueParams = reinterpret_cast<const GfxRet_ValueParameter*>(dataBegin + valueParameterOffset);
for (int i = 0; i < valueParameterCount; ++i)
{
GpuProgramParameters::ValueParameter param;
valueParams[i].ToValueParameter(param, stringBuffer, stringBufferLength);
outParams.AddValueParam(param);
}
const GfxRet_TextureParameter* textureParams = reinterpret_cast<const GfxRet_TextureParameter*>(dataBegin + textureParameterOffset);
for (int i = 0; i < textureParameterCount; ++i)
{
GpuProgramParameters::TextureParameter param;
textureParams[i].ToTextureParameter(param, stringBuffer, stringBufferLength);
outParams.AddTextureParam(param);
}
}
GfxRet_CreateGpuProgram::GfxRet_CreateGpuProgram(const CreateGpuProgramOutput& output, dynamic_array<UInt8>& outBuf)
: channelAssignsCount(0)
, channelAssignsOffset(0)
, shaderErrorCount(0)
, shaderErrorOffset(0)
, stringBufferLength(0)
, stringBufferOffset(0)
{
perFogModeParamsEnabled = output.GetPerFogModeParamsEnabled();
// Shared buffer for strings
dynamic_array<char> strBuf;
if (output.GetParams())
{
params = Gfx_GpuProgramParameters(*output.GetParams(), outBuf, strBuf);
}
if (output.GetChannelAssigns())
{
channelAssignsCount = 1;
channelAssignsOffset = outBuf.size();
outBuf.resize_uninitialized(channelAssignsOffset + channelAssignsCount * sizeof(GfxRet_ChannelAssigns));
GfxRet_ChannelAssigns* channelAssigns = reinterpret_cast<GfxRet_ChannelAssigns*>(outBuf.data() + channelAssignsOffset);
channelAssigns[0] = GfxRet_ChannelAssigns(*output.GetChannelAssigns());
}
if (output.GetShaderErrors())
{
const ShaderErrors::ErrorContainer& srcShaderErrors = output.GetShaderErrors()->GetErrors();
shaderErrorCount = srcShaderErrors.size();
shaderErrorOffset = outBuf.size();
outBuf.resize_uninitialized(shaderErrorOffset + shaderErrorCount * sizeof(GfxRet_ShaderError));
GfxRet_ShaderError* shaderErrors = reinterpret_cast<GfxRet_ShaderError*>(outBuf.data() + shaderErrorOffset);
ShaderErrors::ErrorContainer::const_iterator srcIt = srcShaderErrors.begin();
for (int i = 0; i < shaderErrorCount; ++srcIt, ++i)
new (shaderErrors + i) GfxRet_ShaderError(*srcIt, strBuf);
Assert(srcIt == srcShaderErrors.end());
}
stringBufferLength = strBuf.size();
stringBufferOffset = outBuf.size();
outBuf.resize_uninitialized(stringBufferOffset + stringBufferLength);
std::copy(strBuf.begin(), strBuf.end(), outBuf.begin() + stringBufferOffset);
}
void GfxRet_CreateGpuProgram::GetOutput(CreateGpuProgramOutput& output) const
{
output.SetPerFogModeParamsEnabled(perFogModeParamsEnabled);
const char* dataBegin = reinterpret_cast<const char*>(this);
const char* stringBuffer = dataBegin + stringBufferOffset;
if (params.valueParameterCount > 0 || params.textureParameterCount > 0 || params.bufferParameterCount > 0)
{
GpuProgramParameters& outParams = output.CreateParams();
params.GetOutput(outParams, dataBegin, stringBuffer, stringBufferLength);
}
if (channelAssignsCount > 0)
{
Assert(channelAssignsCount == 1);
const GfxRet_ChannelAssigns* channelAssigns = reinterpret_cast<const GfxRet_ChannelAssigns*>(dataBegin + channelAssignsOffset);
channelAssigns[0].ToChannelAssigns(output.CreateChannelAssigns());
}
if (shaderErrorCount > 0)
{
ShaderErrors& outErrors = output.CreateShaderErrors();
const GfxRet_ShaderError* shaderErrors = reinterpret_cast<const GfxRet_ShaderError*>(dataBegin + shaderErrorOffset);
for (int i = 0; i < shaderErrorCount; ++i)
{
ShaderErrors::ShaderError err;
shaderErrors[i].ToShaderError(err, stringBuffer, stringBufferLength);
outErrors.AddShaderError(err.message, err.messageDetails, err.line, err.warning, err.programError);
}
}
}
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