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Implement LogicOP Workaround for Vulkan on AMD GPUs

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This fixes black sewers in Paper Mario: TTYD
Credit: Antique - [Sudachi] Dev (https://sudachi.emuplace.app/)
This commit is contained in:
JPikachu 2025-04-08 18:17:28 +01:00 • committed by GitHub
parent 6f45ab5344
commit 52eab40fc8
2 changed files with 40 additions and 2 deletions
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19
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -1204,7 +1204,24 @@ void RasterizerOpenGL::SyncLogicOpState() {
}
flags[Dirty::LogicOp] = false;
const auto& regs = maxwell3d->regs;
auto& regs = maxwell3d->regs;
if (device.IsAmd()) {
using namespace Tegra::Engines;
struct In {
const Maxwell3D::Regs::VertexAttribute::Type d;
In(Maxwell3D::Regs::VertexAttribute::Type n) : d(n) {}
bool operator()(Maxwell3D::Regs::VertexAttribute n) const {
return n.type == d;
}
};
bool has_float =
std::any_of(regs.vertex_attrib_format.begin(), regs.vertex_attrib_format.end(),
In(Maxwell3D::Regs::VertexAttribute::Type::Float));
regs.logic_op.enable = static_cast<u32>(!has_float);
}
if (regs.logic_op.enable) {
glEnable(GL_COLOR_LOGIC_OP);
glLogicOp(MaxwellToGL::LogicOp(regs.logic_op.op));