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[D3D12] Pass adaptive tessellation factors via index buffer like on the guest

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This commit is contained in:
Triang3l
2020-04-05 17:22:49 +03:00
parent 5d6fe38e6f
commit e82d05c687
41 changed files with 2071 additions and 1911 deletions
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82
src/xenia/gpu/dxbc_shader_translator.cc
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@@ -384,43 +384,48 @@ void DxbcShaderTranslator::StartVertexShader_LoadVertexIndex() {
DxbcSrc::V(uint32_t(InOutRegister::kVSInVertexIndex), DxbcSrc::kXXXX),
index_src);
// Extract the endianness of the vertex index.
system_constants_used_ |= 1ull
<< kSysConst_VertexIndexEndianAndEdgeFactors_Index;
DxbcOpAnd(DxbcDest::R(reg, 0b0010),
DxbcSrc::CB(cbuffer_index_system_constants_,
uint32_t(CbufferRegister::kSystemConstants),
kSysConst_VertexIndexEndianAndEdgeFactors_Vec)
.Select(kSysConst_VertexIndexEndianAndEdgeFactors_Comp),
DxbcSrc::LU(0b11));
{
// Swap the vertex index's endianness.
system_constants_used_ |= 1ull << kSysConst_VertexIndexEndian_Index;
DxbcSrc endian_src(DxbcSrc::CB(cbuffer_index_system_constants_,
uint32_t(CbufferRegister::kSystemConstants),
kSysConst_VertexIndexEndian_Vec)
.Select(kSysConst_VertexIndexEndian_Comp));
DxbcDest swap_temp_dest(DxbcDest::R(reg, 0b0010));
DxbcSrc swap_temp_src(DxbcSrc::R(reg, DxbcSrc::kYYYY));
// 8-in-16 or one half of 8-in-32.
DxbcOpSwitch(DxbcSrc::R(reg, DxbcSrc::kYYYY));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in16)));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in32)));
// Temp = X0Z0.
DxbcOpAnd(DxbcDest::R(reg, 0b0100), index_src, DxbcSrc::LU(0x00FF00FF));
// Index = YZW0.
DxbcOpUShR(index_dest, index_src, DxbcSrc::LU(8));
// Index = Y0W0.
DxbcOpAnd(index_dest, index_src, DxbcSrc::LU(0x00FF00FF));
// Index = YXWZ.
DxbcOpUMAd(index_dest, DxbcSrc::R(reg, DxbcSrc::kZZZZ), DxbcSrc::LU(256),
index_src);
DxbcOpBreak();
DxbcOpEndSwitch();
// 8-in-16 or one half of 8-in-32.
DxbcOpSwitch(endian_src);
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in16)));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in32)));
// Temp = X0Z0.
DxbcOpAnd(swap_temp_dest, index_src, DxbcSrc::LU(0x00FF00FF));
// Index = YZW0.
DxbcOpUShR(index_dest, index_src, DxbcSrc::LU(8));
// Index = Y0W0.
DxbcOpAnd(index_dest, index_src, DxbcSrc::LU(0x00FF00FF));
// Index = YXWZ.
DxbcOpUMAd(index_dest, swap_temp_src, DxbcSrc::LU(256), index_src);
DxbcOpBreak();
DxbcOpEndSwitch();
// 16-in-32 or another half of 8-in-32.
DxbcOpSwitch(DxbcSrc::R(reg, DxbcSrc::kYYYY));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in32)));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k16in32)));
// Temp = ZW00.
DxbcOpUShR(DxbcDest::R(reg, 0b0010), index_src, DxbcSrc::LU(16));
// Index = ZWXY.
DxbcOpBFI(index_dest, DxbcSrc::LU(16), DxbcSrc::LU(16), index_src,
DxbcSrc::R(reg, DxbcSrc::kYYYY));
DxbcOpBreak();
DxbcOpEndSwitch();
// 16-in-32 or another half of 8-in-32.
DxbcOpSwitch(endian_src);
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k8in32)));
DxbcOpCase(DxbcSrc::LU(uint32_t(Endian::k16in32)));
// Temp = ZW00.
DxbcOpUShR(swap_temp_dest, index_src, DxbcSrc::LU(16));
// Index = ZWXY.
DxbcOpBFI(index_dest, DxbcSrc::LU(16), DxbcSrc::LU(16), index_src,
swap_temp_src);
DxbcOpBreak();
DxbcOpEndSwitch();
if (!uses_register_dynamic_addressing()) {
// Break register dependency.
DxbcOpMov(swap_temp_dest, DxbcSrc::LF(0.0f));
}
}
// Add the base vertex index.
system_constants_used_ |= 1ull << kSysConst_VertexBaseIndex_Index;
@@ -435,11 +440,8 @@ void DxbcShaderTranslator::StartVertexShader_LoadVertexIndex() {
if (uses_register_dynamic_addressing()) {
// Store to indexed GPR 0 in x0[0].
DxbcOpMov(DxbcDest::X(0, 0, 0b0001), DxbcSrc::R(reg, DxbcSrc::kXXXX));
DxbcOpMov(DxbcDest::X(0, 0, 0b0001), index_src);
PopSystemTemp();
} else {
// Break register dependency.
DxbcOpMov(DxbcDest::R(reg, 0b1110), DxbcSrc::LF(0.0f));
}
}
@@ -2988,7 +2990,7 @@ const DxbcShaderTranslator::SystemConstantRdef DxbcShaderTranslator::
system_constant_rdef_[DxbcShaderTranslator::kSysConst_Count] = {
{"xe_flags", RdefTypeIndex::kUint, 4},
{"xe_line_loop_closing_index", RdefTypeIndex::kUint, 4},
{"xe_vertex_index_endian_and_edge_factors", RdefTypeIndex::kUint, 4},
{"xe_vertex_index_endian", RdefTypeIndex::kUint, 4},
{"xe_vertex_base_index", RdefTypeIndex::kInt, 4},
{"xe_user_clip_planes", RdefTypeIndex::kFloat4Array6, 96},