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d3d12: Support early return in fragment shaders.

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This commit is contained in:
Vincent Lejeune 2015-12-17 18:59:37 +01:00
parent d6b2230b92
commit 44840dbbcf
1 changed files with 27 additions and 6 deletions
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33
rpcs3/Emu/RSX/D3D12/D3D12FragmentProgramDecompiler.cpp
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@ -92,11 +92,11 @@ void D3D12FragmentDecompiler::insertOutputs(std::stringstream & OS)
{ "ocol2", m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS ? "r3" : "h6" },
{ "ocol3", m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS ? "r4" : "h8" },
};
size_t idx = 0;
for (int i = 0; i < sizeof(table) / sizeof(*table); ++i)
{
if (m_parr.HasParam(PF_PARAM_NONE, "float4", table[i].second))
OS << " " << "float4" << " " << table[i].first << " : SV_TARGET" << i << ";" << std::endl;
OS << " " << "float4" << " " << table[i].first << " : SV_TARGET" << idx++ << ";" << std::endl;
}
if (m_ctrl & CELL_GCM_SHADER_CONTROL_DEPTH_EXPORT)
OS << " float depth : SV_Depth;" << std::endl;
@ -141,7 +141,12 @@ void D3D12FragmentDecompiler::insertConstants(std::stringstream & OS)
void D3D12FragmentDecompiler::insertMainStart(std::stringstream & OS)
{
OS << "PixelOutput main(PixelInput In)" << std::endl;
const std::set<std::string> output_value =
{
"r0", "r1", "r2", "r3", "r4",
"h0", "h4", "h6", "h8"
};
OS << "void ps_impl(PixelInput In, inout float4 r0, inout float4 h0, inout float4 r1, inout float4 r2, inout float4 h4, inout float4 r3, inout float4 h6, inout float4 r4, inout float4 h8)" << std::endl;
OS << "{" << std::endl;
for (ParamType PT : m_parr.params[PF_PARAM_IN])
{
@ -154,9 +159,9 @@ void D3D12FragmentDecompiler::insertMainStart(std::stringstream & OS)
for (ParamType PT : m_parr.params[PF_PARAM_NONE])
{
for (ParamItem PI : PT.items)
OS << " " << PT.type << " " << PI.name << " = float4(0., 0., 0., 0.);" << std::endl;
if (output_value.find(PI.name) == output_value.end())
OS << " " << PT.type << " " << PI.name << " = float4(0., 0., 0., 0.);" << std::endl;
}
// Declare texture coordinate scaling component (to handle unormalized texture coordinates)
for (ParamType PT : m_parr.params[PF_PARAM_UNIFORM])
@ -175,6 +180,22 @@ void D3D12FragmentDecompiler::insertMainStart(std::stringstream & OS)
void D3D12FragmentDecompiler::insertMainEnd(std::stringstream & OS)
{
OS << "}" << std::endl;
OS << std::endl;
OS << "PixelOutput main(PixelInput In)" << std::endl;
OS << "{" << std::endl;
OS << " float4 r0 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 r1 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 r2 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 r3 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 r4 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 h0 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 h2 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 h4 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 h6 = float4(0., 0., 0., 0.);" << std::endl;
OS << " float4 h8 = float4(0., 0., 0., 0.);" << std::endl;
OS << " ps_impl(In, r0, h0, r1, r2, h4, r3, h6, r4, h8);" << std::endl;
const std::pair<std::string, std::string> table[] =
{
{ "ocol0", m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS ? "r0" : "h0" },
@ -183,8 +204,8 @@ void D3D12FragmentDecompiler::insertMainEnd(std::stringstream & OS)
{ "ocol3", m_ctrl & CELL_GCM_SHADER_CONTROL_32_BITS_EXPORTS ? "r4" : "h8" },
};
OS << " PixelOutput Out;" << std::endl;
size_t num_output = 0;
OS << " PixelOutput Out = (PixelOutput)0;" << std::endl;
for (int i = 0; i < sizeof(table) / sizeof(*table); ++i)
{
if (m_parr.HasParam(PF_PARAM_NONE, "float4", table[i].second))