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Add support for shader atomic min/max (S32) (#1948)

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gdkchan 2021-01-26 03:38:33 -03:00 • committed by GitHub
parent c19cfca183
commit e453ba69f4
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GPG key ID: 4AEE18F83AFDEB23
11 changed files with 103 additions and 21 deletions
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21
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Shared.glsl Normal file
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@ -0,0 +1,21 @@
int Helper_AtomicMaxS32(int offset, int value)
{
uint oldValue, newValue;
do
{
oldValue = $SHARED_MEM$[offset];
newValue = uint(max(int(oldValue), value));
} while (atomicCompSwap($SHARED_MEM$[offset], newValue, oldValue) != oldValue);
return int(oldValue);
}
int Helper_AtomicMinS32(int offset, int value)
{
uint oldValue, newValue;
do
{
oldValue = $SHARED_MEM$[offset];
newValue = uint(min(int(oldValue), value));
} while (atomicCompSwap($SHARED_MEM$[offset], newValue, oldValue) != oldValue);
return int(oldValue);
}

21
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Storage.glsl Normal file
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@ -0,0 +1,21 @@
int Helper_AtomicMaxS32(int index, int offset, int value)
{
uint oldValue, newValue;
do
{
oldValue = $STORAGE_MEM$[index].data[offset];
newValue = uint(max(int(oldValue), value));
} while (atomicCompSwap($STORAGE_MEM$[index].data[offset], newValue, oldValue) != oldValue);
return int(oldValue);
}
int Helper_AtomicMinS32(int index, int offset, int value)
{
uint oldValue, newValue;
do
{
oldValue = $STORAGE_MEM$[index].data[offset];
newValue = uint(min(int(oldValue), value));
} while (atomicCompSwap($STORAGE_MEM$[index].data[offset], newValue, oldValue) != oldValue);
return int(oldValue);
}

3
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/HelperFunctionNames.cs
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@ -2,6 +2,9 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
{
static class HelperFunctionNames
{
public static string AtomicMaxS32 = "Helper_AtomicMaxS32";
public static string AtomicMinS32 = "Helper_AtomicMinS32";
public static string MultiplyHighS32 = "Helper_MultiplyHighS32";
public static string MultiplyHighU32 = "Helper_MultiplyHighU32";

6
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/TexelFetchScale_cp.glsl
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@ -1,6 +1,8 @@
ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex) {
ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex)
{
float scale = cp_renderScale[samplerIndex];
if (scale == 1.0) {
if (scale == 1.0)
{
return inputVec;
}
return ivec2(vec2(inputVec) * scale);

13
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/TexelFetchScale_fp.glsl
View file

@ -1,11 +1,16 @@
ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex) {
ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex)
{
float scale = fp_renderScale[1 + samplerIndex];
if (scale == 1.0) {
if (scale == 1.0)
{
return inputVec;
}
if (scale < 0.0) { // If less than 0, try interpolate between texels by using the screen position.
if (scale < 0.0) // If less than 0, try interpolate between texels by using the screen position.
{
return ivec2(vec2(inputVec) * (-scale) + mod(gl_FragCoord.xy, -scale));
} else {
}
else
{
return ivec2(vec2(inputVec) * scale);
}
}