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[PICA] We now know how to convert attributes to f32

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This commit is contained in:
wheremyfoodat
2022-09-22 05:08:01 +03:00
parent dcad7846eb
commit 93e5c268e8
2 changed files with 35 additions and 24 deletions
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11
src/core/PICA/gpu.cpp
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@@ -1,7 +1,10 @@
#include "PICA/gpu.hpp"
#include "PICA/float_types.hpp"
#include "PICA/regs.hpp"
#include <cstdio>
using namespace Floats;
void GPU::reset() {
regs.fill(0);
shaderUnit.reset();
@@ -16,5 +19,13 @@ void GPU::drawArrays() {
const u32 vertexCount = regs[PICAInternalRegs::VertexCountReg];
const u32 vertexOffset = regs[PICAInternalRegs::VertexOffsetReg];
u32* attrBuffer = &regs[0x233];
auto a = f24::fromRaw(attrBuffer[0] >> 8);
auto b = f24::fromRaw(((attrBuffer[0] & 0xFF) << 16) | ((attrBuffer[1] >> 16) & 0xFFFF));
auto g = f24::fromRaw(((attrBuffer[1] & 0xFFFF) << 8) | ((attrBuffer[2] >> 24) & 0xFF));
auto r = f24::fromRaw(attrBuffer[2] & 0xFFFFFF);
printf("PICA::DrawArrays(vertex count = %d, vertexOffset = %d)\n", vertexCount, vertexOffset);
printf("(r: %f, g: %f, b: %f, a: %f)\n", r.toFloat32(), g.toFloat32(), b.toFloat32(), a.toFloat32());
}