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Implement Vulkan-Supported Maxwell3D Primitive Topologies

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Any primitive topologies that are directly supported by Vulkan were implemented but the rest were not and will be implemented with conversions as they are used by applications, they are:
* LineLoop
* QuadList
* QuadStrip
* Polygon
This commit is contained in:
PixelyIon 2021-11-17 16:58:03 +05:30
parent 138f884159
commit 38119e21d4
4 changed files with 90 additions and 3 deletions
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35
app/src/main/cpp/skyline/gpu/interconnect/graphics_context.h
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@ -930,7 +930,7 @@ namespace skyline::gpu::interconnect {
// @fmt:on
default:
throw exception("Unimplemented Vertex Buffer Format: {} | {}", maxwell3d::VertexAttribute::ToString(size), maxwell3d::VertexAttribute::ToString(type));
throw exception("Unimplemented Maxwell3D Vertex Buffer Format: {} | {}", maxwell3d::VertexAttribute::ToString(size), maxwell3d::VertexAttribute::ToString(type));
}
}
@ -940,5 +940,38 @@ namespace skyline::gpu::interconnect {
vkAttributes.format = ConvertVertexBufferFormat(attribute.type, attribute.elementSize);
vkAttributes.offset = attribute.offset;
}
/* Input Assembly */
private:
vk::PipelineInputAssemblyStateCreateInfo inputAssemblyState{};
public:
void SetPrimitiveTopology(maxwell3d::PrimitiveTopology topology) {
inputAssemblyState.topology = [topology]() {
switch (topology) {
// @fmt:off
case maxwell3d::PrimitiveTopology::PointList: return vk::PrimitiveTopology::ePointList;
case maxwell3d::PrimitiveTopology::LineList: return vk::PrimitiveTopology::eLineList;
case maxwell3d::PrimitiveTopology::LineListWithAdjacency: return vk::PrimitiveTopology::eLineListWithAdjacency;
case maxwell3d::PrimitiveTopology::LineStrip: return vk::PrimitiveTopology::eLineStrip;
case maxwell3d::PrimitiveTopology::LineStripWithAdjacency: return vk::PrimitiveTopology::eLineStripWithAdjacency;
case maxwell3d::PrimitiveTopology::TriangleList: return vk::PrimitiveTopology::eTriangleList;
case maxwell3d::PrimitiveTopology::TriangleListWithAdjacency: return vk::PrimitiveTopology::eTriangleListWithAdjacency;
case maxwell3d::PrimitiveTopology::TriangleStrip: return vk::PrimitiveTopology::eTriangleStrip;
case maxwell3d::PrimitiveTopology::TriangleStripWithAdjacency: return vk::PrimitiveTopology::eTriangleStripWithAdjacency;
case maxwell3d::PrimitiveTopology::TriangleFan: return vk::PrimitiveTopology::eTriangleFan;
case maxwell3d::PrimitiveTopology::PatchList: return vk::PrimitiveTopology::ePatchList;
// @fmt:on
default:
throw exception("Unimplemented Maxwell3D Primitive Topology: {}", maxwell3d::ToString(topology));
}
}();
}
};
}

47
app/src/main/cpp/skyline/soc/gm20b/engines/maxwell/types.h
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@ -428,6 +428,53 @@ namespace skyline::soc::gm20b::engine::maxwell3d::type {
};
static_assert(sizeof(PointCoordReplace) == sizeof(u32));
enum class PrimitiveTopology : u16 {
PointList = 0,
LineList = 1,
LineLoop = 2,
LineStrip = 3,
TriangleList = 4,
TriangleStrip = 5,
TriangleFan = 6,
QuadList = 7,
QuadStrip = 8,
Polygon = 9,
LineListWithAdjacency = 10,
LineStripWithAdjacency = 11,
TriangleListWithAdjacency = 12,
TriangleStripWithAdjacency = 13,
PatchList = 14,
};
ENUM_STRING(PrimitiveTopology, {
ENUM_CASE(PointList);
ENUM_CASE(LineList);
ENUM_CASE(LineLoop);
ENUM_CASE(LineStrip);
ENUM_CASE(TriangleList);
ENUM_CASE(TriangleStrip);
ENUM_CASE(TriangleFan);
ENUM_CASE(QuadList);
ENUM_CASE(QuadStrip);
ENUM_CASE(Polygon);
ENUM_CASE(LineListWithAdjacency);
ENUM_CASE(LineStripWithAdjacency);
ENUM_CASE(TriangleListWithAdjacency);
ENUM_CASE(TriangleStripWithAdjacency);
ENUM_CASE(PatchList);
})
union VertexBeginGl {
u32 raw;
struct {
PrimitiveTopology topology;
u16 pad : 12;
bool instanceNext : 1;
bool instanceContinue : 1;
};
};
static_assert(sizeof(VertexBeginGl) == sizeof(u32));
enum class FrontFace : u32 {
Clockwise = 0x900,
CounterClockwise = 0x901,

4
app/src/main/cpp/skyline/soc/gm20b/engines/maxwell_3d.cpp
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@ -393,6 +393,10 @@ namespace skyline::soc::gm20b::engine::maxwell3d {
static_assert(type::StageCount == 6 && type::StageCount < BOOST_PP_LIMIT_REPEAT);
#undef SET_SHADER_ENABLE_CALLBACK
MAXWELL3D_CASE(vertexBeginGl, {
context.SetPrimitiveTopology(vertexBeginGl.topology);
})
default:
break;
}

3
app/src/main/cpp/skyline/soc/gm20b/engines/maxwell_3d.h
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@ -202,6 +202,9 @@ namespace skyline::soc::gm20b::engine::maxwell3d {
Register<0x581, type::PointCoordReplace> pointCoordReplace;
Register<0x582, type::Address> setProgramRegion;
Register<0x586, u32> vertexEndGl; //!< Method-only register with no real value, used after calling vertexBeginGl and draws are complete
Register<0x586, type::VertexBeginGl> vertexBeginGl; //!< Similar to glVertexBegin semantically, supplies a primitive topology for draws alongside instancing data
Register<0x5A1, u32> provokingVertexIsLast;
Register<0x61F, float> depthBiasClamp;