fix: metal grid shader conflict

Author: hoffstadt

extensions/pl_graphics_metal.m

@@ -3404,7 +3404,7 @@
     for(uint32_t i = 0; i < pl_sb_size(ptGarbage->sbtTextures); i++)
     {
         const uint16_t uTextureIndex = ptGarbage->sbtTextures[i].uIndex;
-        if( uSignaledValue > ptDevice->sbtTexturesCold[uTextureIndex]._uFrameBoundaryValueForDeletion)
+        if( uSignaledValue > ptDevice->sbtTexturesCold[uTextureIndex]._uFrameBoundaryValueForDeletion + 1)
         {
             plMetalTexture* ptMetalTexture = &ptDevice->sbtTexturesHot[uTextureIndex];
             [ptMetalTexture->tTexture release];
@@ -3418,7 +3418,7 @@
     for(uint32_t i = 0; i < pl_sb_size(ptGarbage->sbtBuffers); i++)
     {
         const uint16_t iBufferIndex = ptGarbage->sbtBuffers[i].uIndex;
-        if( uSignaledValue > ptDevice->sbtBuffersCold[iBufferIndex]._uFrameBoundaryValueForDeletion)
+        if( uSignaledValue > ptDevice->sbtBuffersCold[iBufferIndex]._uFrameBoundaryValueForDeletion + 1)
         {
             [ptDevice->sbtBuffersHot[iBufferIndex].tBuffer release];
             ptDevice->sbtBuffersHot[iBufferIndex].tBuffer = nil;
@@ -3431,7 +3431,7 @@
 
     for(uint32_t i = 0; i < pl_sb_size(ptGarbage->sbtMemory); i++)
     {
-        if( uSignaledValue > ptGarbage->sbtMemory[i]._uFrameBoundaryValueForDeletion)
+        if( uSignaledValue > ptGarbage->sbtMemory[i]._uFrameBoundaryValueForDeletion + 1)
         {
             if(ptGarbage->sbtMemory[i].ptAllocator)
             {
@@ -3713,4 +3713,4 @@
 pl_get_metal_bind_group_texture(plDevice* ptDevice, plBindGroupHandle tHandle)
 {
     return ptDevice->sbtBindGroupsHot[tHandle.uIndex].tFirstTexture;
-}
+}

shaders/grid.frag

@@ -12,7 +12,7 @@ layout (location=1) in vec2 camPos;
 layout (location=0) out vec4 fragColor;
 
 float
-log10(float x)
+pl_log10(float x)
 {
   return log(x) / log(10.0);
 }
@@ -43,7 +43,7 @@ gridColor(vec2 uv, vec2 camPos)
     length(vec2(dFdx(uv.y), dFdy(uv.y)))
   );
 
-  float lodLevel = max(0.0, log10((length(dudv) * tObjectInfo.tData.fGridMinPixelsBetweenCells) / tObjectInfo.tData.fGridCellSize) + 1.0);
+  float lodLevel = max(0.0, pl_log10((length(dudv) * tObjectInfo.tData.fGridMinPixelsBetweenCells) / tObjectInfo.tData.fGridCellSize) + 1.0);
   float lodFade = fract(lodLevel);
 
   // cell sizes for lod0, lod1 and lod2