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[D3D12] Write to 8_8_8_8_GAMMA in gamma space

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Triang3l
2018-09-29 13:30:05 +03:00
parent 64209748e3
commit eb50ebd885
7 changed files with 514 additions and 383 deletions
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51
src/xenia/gpu/d3d12/d3d12_command_processor.cc
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@@ -1376,14 +1376,8 @@ void D3D12CommandProcessor::UpdateSystemConstantValues(
bool dirty = false;
// Vertex index offset.
dirty |= system_constants_.vertex_base_index != vgt_indx_offset;
system_constants_.vertex_base_index = vgt_indx_offset;
// Index buffer endianness.
dirty |= system_constants_.vertex_index_endian != uint32_t(index_endian);
system_constants_.vertex_index_endian = uint32_t(index_endian);
// Flags.
uint32_t flags = 0;
// W0 division control.
// http://www.x.org/docs/AMD/old/evergreen_3D_registers_v2.pdf
// 8: VTX_XY_FMT = true: the incoming XY have already been multiplied by 1/W0.
@@ -1392,14 +1386,47 @@ void D3D12CommandProcessor::UpdateSystemConstantValues(
// = false: multiply the Z coordinate by 1/W0.
// 10: VTX_W0_FMT = true: the incoming W0 is not 1/W0. Perform the reciprocal
// to get 1/W0.
uint32_t ndc_control = (pa_cl_vte_cntl >> 8) & 0x7;
if (pa_cl_vte_cntl & (1 << 8)) {
flags |= DxbcShaderTranslator::kSysFlag_XYDividedByW;
}
if (pa_cl_vte_cntl & (1 << 9)) {
flags |= DxbcShaderTranslator::kSysFlag_ZDividedByW;
}
if (pa_cl_vte_cntl & (1 << 10)) {
flags |= DxbcShaderTranslator::kSysFlag_WNotReciprocal;
}
// Reversed depth.
if ((pa_cl_vte_cntl & (1 << 4)) &&
regs[XE_GPU_REG_PA_CL_VPORT_ZSCALE].f32 < 0.0f) {
ndc_control |= 1 << 3;
flags |= DxbcShaderTranslator::kSysFlag_ReverseZ;
}
dirty |= system_constants_.ndc_control != ndc_control;
system_constants_.ndc_control = ndc_control;
// Gamma writing.
if (((regs[XE_GPU_REG_RB_COLOR_INFO].u32 >> 16) & 0xF) ==
uint32_t(ColorRenderTargetFormat::k_8_8_8_8_GAMMA)) {
flags |= DxbcShaderTranslator::kSysFlag_Color0Gamma;
}
if (((regs[XE_GPU_REG_RB_COLOR1_INFO].u32 >> 16) & 0xF) ==
uint32_t(ColorRenderTargetFormat::k_8_8_8_8_GAMMA)) {
flags |= DxbcShaderTranslator::kSysFlag_Color1Gamma;
}
if (((regs[XE_GPU_REG_RB_COLOR2_INFO].u32 >> 16) & 0xF) ==
uint32_t(ColorRenderTargetFormat::k_8_8_8_8_GAMMA)) {
flags |= DxbcShaderTranslator::kSysFlag_Color2Gamma;
}
if (((regs[XE_GPU_REG_RB_COLOR3_INFO].u32 >> 16) & 0xF) ==
uint32_t(ColorRenderTargetFormat::k_8_8_8_8_GAMMA)) {
flags |= DxbcShaderTranslator::kSysFlag_Color3Gamma;
}
dirty |= system_constants_.flags != flags;
system_constants_.flags = flags;
// Vertex index offset.
dirty |= system_constants_.vertex_base_index != vgt_indx_offset;
system_constants_.vertex_base_index = vgt_indx_offset;
// Index buffer endianness.
dirty |= system_constants_.vertex_index_endian != uint32_t(index_endian);
system_constants_.vertex_index_endian = uint32_t(index_endian);
// Conversion to Direct3D 12 normalized device coordinates.
// See viewport configuration in UpdateFixedFunctionState for explanations.