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renderer_gl: Respect depth-stencil write flag

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GPUCode 2023-07-26 22:13:41 +03:00
parent 6f7874227c
commit 50bcf3b617
2 changed files with 6 additions and 2 deletions
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1
include/PICA/regs.hpp
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@ -59,6 +59,7 @@ namespace PICA {
StencilTest = 0x105,
StencilOp = 0x106,
DepthAndColorMask = 0x107,
DepthBufferWrite = 0x115,
DepthBufferFormat = 0x116,
ColourBufferFormat = 0x117,
DepthBufferLoc = 0x11C,

7
src/core/renderer_gl/renderer_gl.cpp
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@ -225,10 +225,12 @@ void RendererGL::setupStencilTest(bool stencilEnable) {
const u32 stencilConfig = regs[PICA::InternalRegs::StencilTest];
const u32 stencilFunc = getBits<4, 3>(stencilConfig);
const u32 stencilBufferMask = getBits<8, 8>(stencilConfig);
const s32 reference = s8(getBits<16, 8>(stencilConfig)); // Signed reference value
const u32 stencilRefMask = getBits<24, 8>(stencilConfig);
const bool stencilWrite = regs[PICA::InternalRegs::DepthBufferWrite];
const u32 stencilBufferMask = stencilWrite ? getBits<8, 8>(stencilConfig) : 0;
glStencilFunc(stencilFuncs[stencilFunc], reference, stencilRefMask);
glStencilMask(stencilBufferMask);
@ -381,6 +383,7 @@ void RendererGL::drawVertices(PICA::PrimType primType, std::span<const Vertex> v
poop.bind(OpenGL::DrawAndReadFramebuffer);
const u32 depthControl = regs[PICA::InternalRegs::DepthAndColorMask];
const bool depthWrite = regs[PICA::InternalRegs::DepthBufferWrite];
const bool depthEnable = depthControl & 1;
const bool depthWriteEnable = getBit<12>(depthControl);
const int depthFunc = getBits<4, 3>(depthControl);
@ -432,7 +435,7 @@ void RendererGL::drawVertices(PICA::PrimType primType, std::span<const Vertex> v
// Because it attaches a depth texture to the aforementioned colour buffer
if (depthEnable) {
gl.enableDepth();
gl.setDepthMask(depthWriteEnable ? GL_TRUE : GL_FALSE);
gl.setDepthMask(depthWriteEnable && depthWrite ? GL_TRUE : GL_FALSE);
gl.setDepthFunc(depthModes[depthFunc]);
bindDepthBuffer();
} else {