raphiaura/KytyPS5
1
0
Fork 0
mirror of https://github.com/KytyPS5/KytyPS5.git synced 2026-10-21 03:16:54 +02:00
Code Issues Packages Projects Releases Wiki Activity

Approximate explicit-LOD texture gathers at mip zero

Browse Source 
Credits:
YuhiAida (@YuhiAida):
https://github.com/KytyPS5/KytyPS5/pull/588
https://github.com/KytyPS5/KytyPS5/pull/589
https://github.com/KytyPS5/KytyPS5/pull/655
frans (@francoisatt):
https://github.com/KytyPS5/KytyPS5/pull/590
BlackCAT (@psnwd):
https://github.com/KytyPS5/KytyPS5/pull/613
shadowbeat070 (@shadowbeat070):
https://github.com/KytyPS5/KytyPS5/pull/654
Pouare514 (@Pouare514):
https://github.com/KytyPS5/KytyPS5/pull/29
https://github.com/KytyPS5/KytyPS5/pull/32
This commit is contained in:
nmzik
2026-09-17 08:39:57 +04:00
parent fa913ec1a7
commit e0ecffed70
6 changed files with 47 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+9
View File
@@ -3,7 +3,9 @@
#include "graphics/shader/recompiler/frontend/decode/ImageOps.h"
#include <algorithm>
#include <atomic>
#include <bit>
#include <cstdio>
namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter {
namespace {
@@ -646,6 +648,13 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
const auto coord =
CoordF32(ctx, mem, *address, layout.coord, dimension_info.coordinate_components);
if (op == IR::ValueOpcode::ImageGatherRaw) {
if (HasFlag(mem, Decoder::ImageSampleFlagLod)) {
static std::atomic_flag warned = ATOMIC_FLAG_INIT;
if (!warned.test_and_set(std::memory_order_relaxed)) {
std::fputs("Warning: approximating IMAGE_GATHER4_L at mip level 0; explicit LOD is ignored.\n",
stderr);
}
}
if (dimension == ImageDimension::Dim1D) {
if (dref || !HasFlag(mem, Decoder::ImageSampleFlagLevelZero) ||
HasFlag(mem, Decoder::ImageSampleFlagOffset) ||
src/graphics/shader/recompiler/frontend/decode/ImageOps.cpp
+1
View File
@@ -175,6 +175,7 @@ constexpr MimgSampleInfo MIMG_SAMPLE_OPCODE_LIST[] = {
};
constexpr MimgGatherInfo MIMG_GATHER_OPCODE_LIST[] = {
{0x44u, Opcode::IMAGE_GATHER4_L, ImageSampleFlagLod},
{0x47u, Opcode::IMAGE_GATHER4_LZ, ImageSampleFlagLevelZero},
{0x48u, Opcode::IMAGE_GATHER4_C, ImageSampleFlagCompare},
{0x4fu, Opcode::IMAGE_GATHER4_C_LZ,
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.cpp
+2
View File
@@ -144,6 +144,7 @@ std::string FormatMimg(const Instruction& inst) {
}
switch (inst.opcode) {
case Opcode::IMAGE_SAMPLE:
case Opcode::IMAGE_GATHER4_L:
case Opcode::IMAGE_GATHER4_LZ:
case Opcode::IMAGE_GATHER4_C:
case Opcode::IMAGE_GATHER4_C_LZ:
@@ -580,6 +581,7 @@ std::string InstructionToString(const Instruction& inst) {
case Opcode::IMAGE_LOAD_MIP:
case Opcode::IMAGE_GET_RESINFO:
case Opcode::IMAGE_GET_LOD:
case Opcode::IMAGE_GATHER4_L:
case Opcode::IMAGE_GATHER4_LZ:
case Opcode::IMAGE_GATHER4_C:
case Opcode::IMAGE_GATHER4_C_LZ:
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.h
+1
View File
@@ -559,6 +559,7 @@ enum class Opcode {
IMAGE_ATOMIC_OR,
IMAGE_ATOMIC_XOR,
IMAGE_SAMPLE,
IMAGE_GATHER4_L,
IMAGE_GATHER4_LZ,
IMAGE_GATHER4_C,
IMAGE_GATHER4_C_LZ,
src/graphics/shader/recompiler/frontend/translate/Memory.cpp
+1
View File
@@ -1034,6 +1034,7 @@ bool Translator::EmitMemory(const Decoder::Instruction& inst) {
case Decoder::Opcode::IMAGE_STORE:
case Decoder::Opcode::IMAGE_STORE_MIP: return IMAGE_STORE(inst);
case Decoder::Opcode::IMAGE_SAMPLE: return IMAGE_SAMPLE(inst);
case Decoder::Opcode::IMAGE_GATHER4_L:
case Decoder::Opcode::IMAGE_GATHER4_LZ:
case Decoder::Opcode::IMAGE_GATHER4_C:
case Decoder::Opcode::IMAGE_GATHER4_C_LZ: