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glasm: Declare geometry program headers

This commit is contained in:
ReinUsesLisp 2021-05-20 17:27:39 -03:00 committed by ameerj
parent 690b1841e6
commit fad139a3e6
1 changed files with 35 additions and 0 deletions
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35
src/shader_recompiler/backend/glasm/emit_glasm.cpp
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@ -319,6 +319,34 @@ std::string_view StageHeader(Stage stage) {
}
throw InvalidArgument("Invalid stage {}", stage);
}
std::string_view InputPrimitive(InputTopology topology) {
switch (topology) {
case InputTopology::Points:
return "POINTS";
case InputTopology::Lines:
return "LINES";
case InputTopology::LinesAdjacency:
return "LINESS_ADJACENCY";
case InputTopology::Triangles:
return "TRIANGLES";
case InputTopology::TrianglesAdjacency:
return "TRIANGLES_ADJACENCY";
}
throw InvalidArgument("Invalid input topology {}", topology);
}
std::string_view OutputPrimitive(OutputTopology topology) {
switch (topology) {
case OutputTopology::PointList:
return "POINTS";
case OutputTopology::LineStrip:
return "LINE_STRIP";
case OutputTopology::TriangleStrip:
return "TRIANGLE_STRIP";
}
throw InvalidArgument("Invalid output topology {}", topology);
}
} // Anonymous namespace
std::string EmitGLASM(const Profile& profile, IR::Program& program, Bindings& bindings) {
@ -328,6 +356,13 @@ std::string EmitGLASM(const Profile& profile, IR::Program& program, Bindings& bi
std::string header{StageHeader(program.stage)};
SetupOptions(program, profile, header);
switch (program.stage) {
case Stage::Geometry:
header += fmt::format("PRIMITIVE_IN {};"
"PRIMITIVE_OUT {};"
"VERTICES_OUT {};",
InputPrimitive(profile.input_topology),
OutputPrimitive(program.output_topology), program.output_vertices);
break;
case Stage::Compute:
header += fmt::format("GROUP_SIZE {} {} {};", program.workgroup_size[0],
program.workgroup_size[1], program.workgroup_size[2]);