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support rect primitive emulation

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This commit is contained in:
Samuliak 2024-08-21 12:12:45 +02:00
parent 7500a54b38
commit a832bc225e
4 changed files with 241 additions and 50 deletions
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44
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSLHeader.hpp
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@ -96,7 +96,7 @@ namespace LatteDecompiler
uniformCurrentOffset += 8;
}
// define verticesPerInstance + streamoutBufferBaseX
if ((shader->shaderType == LatteConst::ShaderType::Vertex && decompilerContext->options->usesGeometryShader == false) ||
if ((shader->shaderType == LatteConst::ShaderType::Vertex && !decompilerContext->options->usesGeometryShader) ||
(shader->shaderType == LatteConst::ShaderType::Geometry))
{
src->add("int verticesPerInstance;" _CRLF);
@ -182,7 +182,7 @@ namespace LatteDecompiler
src->addFmt("{}", attributeNames);
}
static void _emitVSOutputs(LatteDecompilerShaderContext* shaderContext)
static void _emitVSOutputs(LatteDecompilerShaderContext* shaderContext, bool isRectVertexShader)
{
auto* src = shaderContext->shaderSource;
@ -214,15 +214,25 @@ namespace LatteDecompiler
continue; // no ps input
src->addFmt("float4 passParameterSem{}", psInputTable->import[psInputIndex].semanticId);
src->addFmt(" [[user(locn{})]]", psInputIndex);
if (psInputTable->import[psInputIndex].isFlat)
src->add(" [[flat]]");
if (psInputTable->import[psInputIndex].isNoPerspective)
src->add(" [[center_no_perspective]]");
if (!isRectVertexShader)
{
src->addFmt(" [[user(locn{})]]", psInputIndex);
if (psInputTable->import[psInputIndex].isFlat)
src->add(" [[flat]]");
if (psInputTable->import[psInputIndex].isNoPerspective)
src->add(" [[center_no_perspective]]");
}
src->addFmt(";" _CRLF);
}
src->add("};" _CRLF _CRLF);
if (isRectVertexShader)
{
src->add("struct ObjectPayload {" _CRLF);
src->add("VertexOut vertexOut[VERTICES_PER_VERTEX_PRIMITIVE];" _CRLF);
src->add("};" _CRLF _CRLF);
}
}
static void _emitPSInputs(LatteDecompilerShaderContext* shaderContext)
@ -251,7 +261,7 @@ namespace LatteDecompiler
src->add("};" _CRLF _CRLF);
}
static void _emitInputsAndOutputs(LatteDecompilerShaderContext* decompilerContext)
static void _emitInputsAndOutputs(LatteDecompilerShaderContext* decompilerContext, bool isRectVertexShader)
{
auto src = decompilerContext->shaderSource;
@ -288,7 +298,7 @@ namespace LatteDecompiler
if (!decompilerContext->options->usesGeometryShader)
{
if (decompilerContext->shaderType == LatteConst::ShaderType::Vertex)
_emitVSOutputs(decompilerContext);
_emitVSOutputs(decompilerContext, isRectVertexShader);
}
else
{
@ -338,11 +348,11 @@ namespace LatteDecompiler
}
}
static void emitHeader(LatteDecompilerShaderContext* decompilerContext)
static void emitHeader(LatteDecompilerShaderContext* decompilerContext, bool isRectVertexShader)
{
auto src = decompilerContext->shaderSource;
if (decompilerContext->options->usesGeometryShader && (decompilerContext->shaderType == LatteConst::ShaderType::Vertex || decompilerContext->shaderType == LatteConst::ShaderType::Geometry))
if ((decompilerContext->options->usesGeometryShader || isRectVertexShader) && (decompilerContext->shaderType == LatteConst::ShaderType::Vertex || decompilerContext->shaderType == LatteConst::ShaderType::Geometry))
{
// TODO: make vsOutPrimType parth of the shader hash
LattePrimitiveMode vsOutPrimType = static_cast<LattePrimitiveMode>(decompilerContext->contextRegisters[mmVGT_PRIMITIVE_TYPE]);
@ -359,6 +369,9 @@ namespace LatteDecompiler
case LattePrimitiveMode::TRIANGLES:
src->add("#define VERTICES_PER_VERTEX_PRIMITIVE 3" _CRLF);
break;
case LattePrimitiveMode::RECTS:
src->add("#define VERTICES_PER_VERTEX_PRIMITIVE 3" _CRLF);
break;
default:
cemu_assert_suspicious();
break;
@ -394,7 +407,7 @@ namespace LatteDecompiler
// uniform buffers
_emitUniformBuffers(decompilerContext);
// inputs and outputs
_emitInputsAndOutputs(decompilerContext);
_emitInputsAndOutputs(decompilerContext, isRectVertexShader);
if (dump_shaders_enabled)
decompilerContext->shaderSource->add("// end of shader inputs/outputs" _CRLF);
@ -467,14 +480,14 @@ namespace LatteDecompiler
}
}
static void emitInputs(LatteDecompilerShaderContext* decompilerContext)
static void emitInputs(LatteDecompilerShaderContext* decompilerContext, bool isRectVertexShader)
{
auto src = decompilerContext->shaderSource;
switch (decompilerContext->shaderType)
{
case LatteConst::ShaderType::Vertex:
if (!decompilerContext->options->usesGeometryShader)
if (!(decompilerContext->options->usesGeometryShader || isRectVertexShader))
src->add("VertexIn in [[stage_in]], ");
break;
case LatteConst::ShaderType::Pixel:
@ -488,7 +501,7 @@ namespace LatteDecompiler
switch (decompilerContext->shaderType)
{
case LatteConst::ShaderType::Vertex:
if (decompilerContext->options->usesGeometryShader)
if (decompilerContext->options->usesGeometryShader || isRectVertexShader)
{
src->add(", object_data ObjectPayload& objectPayload [[payload]]");
src->add(", mesh_grid_properties meshGridProperties");
@ -505,7 +518,6 @@ namespace LatteDecompiler
case LatteConst::ShaderType::Geometry:
src->add(", MeshType mesh");
src->add(", const object_data ObjectPayload& objectPayload [[payload]]");
src->add(", uint tid [[thread_index_in_threadgroup]]");
break;
case LatteConst::ShaderType::Pixel:
src->add(", bool frontFacing [[front_facing]]");