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Unsuccessful swizzle implementation

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Henrik Rydgård 2022-08-26 16:06:45 +02:00
parent 1ccfd7986a
commit 6aecbef11f
1 changed files with 7 additions and 5 deletions
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12
GPU/Common/DepalettizeShaderCommon.cpp
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@ -26,6 +26,7 @@
#include "Core/Reporting.h"
#include "GPU/Common/GPUStateUtils.h"
#include "GPU/Common/DepalettizeShaderCommon.h"
#include "GPU/Common/Draw2D.h"
static const InputDef vsInputs[2] = {
{ "vec2", "a_position", Draw::SEM_POSITION, },
@ -54,10 +55,11 @@ void GenerateDepalShader300(ShaderWriter &writer, const DepalConfig &config) {
writer.ConstFloat("z_scale", factors.scale);
writer.ConstFloat("z_offset", factors.offset);
if (config.depthUpperBits == 0x2) {
writer.C(" int x = int(texcoord.x * texSize.x);\n");
writer.C(" int bit1 = x & 0x10; int bit2 = x & 0x100;\n");
writer.C(" x = (x & 0xFFFFFEEF) | (bit1 << 4) | (bit2 >> 4);\n");
writer.C(" texcoord.x = float(x) / texSize.x;\n");
writer.C(" int x = int((texcoord.x / scaleFactor) * texSize.x);\n");
writer.C(" int b1 = 4; int b2 = 8; int diff = (b2 - b1);\n");
writer.C(" int bit1 = x & (1 << b1); int bit2 = x & (1 << b2);\n");
writer.C(" x = (x & ~((1 << b1) | (1 << b2))) | (b1 << diff) | (b2 >> diff);\n");
writer.C(" texcoord.x = (float(x) / texSize.x) * scaleFactor;\n");
}
}
@ -336,7 +338,7 @@ void GenerateDepalSmoothed(ShaderWriter &writer, const DepalConfig &config) {
void GenerateDepalFs(ShaderWriter &writer, const DepalConfig &config) {
writer.DeclareSamplers(samplers);
writer.HighPrecisionFloat();
writer.BeginFSMain(Slice<UniformDef>::empty(), varyings, FSFLAG_NONE);
writer.BeginFSMain(config.bufferFormat == GE_FORMAT_DEPTH16 ? g_draw2Duniforms : Slice<UniformDef>::empty(), varyings, FSFLAG_NONE);
if (config.smoothedDepal) {
// Handles a limited set of cases, but doesn't need any integer math so we don't
// need two variants.