Added FORMAT_X32B32G32R32F as a renderable format
Added code to properly render to alphaless floating point formats.
Change-Id: I2e226fb787d8456f61a2946fb9c0d8a9dbb58243
Reviewed-on: https://swiftshader-review.googlesource.com/5128
Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
diff --git a/src/Shader/PixelRoutine.cpp b/src/Shader/PixelRoutine.cpp
index 2b5f087..ca38074 100644
--- a/src/Shader/PixelRoutine.cpp
+++ b/src/Shader/PixelRoutine.cpp
@@ -2006,6 +2006,7 @@
pixel.y = pixel.z;
pixel.z = pixel.w = one;
break;
+ case FORMAT_X32B32G32R32F:
case FORMAT_A32B32G32R32F:
case FORMAT_A32B32G32R32I:
case FORMAT_A32B32G32R32UI:
@@ -2016,6 +2017,10 @@
pixel.z = *Pointer<Float4>(buffer + 16 * x, 16);
pixel.w = *Pointer<Float4>(buffer + 16 * x + 16, 16);
transpose4x4(pixel.x, pixel.y, pixel.z, pixel.w);
+ if(state.targetFormat[index] == FORMAT_X32B32G32R32F)
+ {
+ pixel.w = Float4(1.0f);
+ }
break;
default:
ASSERT(false);
@@ -2154,6 +2159,7 @@
oC.z = UnpackHigh(oC.z, oC.y);
oC.y = oC.z;
break;
+ case FORMAT_X32B32G32R32F:
case FORMAT_A32B32G32R32F:
case FORMAT_A32B32G32R32I:
case FORMAT_A32B32G32R32UI:
@@ -2257,6 +2263,7 @@
oC.y = As<Float4>(As<Int4>(oC.y) | As<Int4>(value));
*Pointer<Float4>(buffer) = oC.y;
break;
+ case FORMAT_X32B32G32R32F:
case FORMAT_A32B32G32R32F:
case FORMAT_A32B32G32R32I:
case FORMAT_A32B32G32R32UI:
@@ -2316,7 +2323,7 @@
}
{
- value = *Pointer<Float4>(buffer + 16, 16);
+ value = (state.targetFormat[index] == FORMAT_X32B32G32R32F) ? Float4(1.0f) : *Pointer<Float4>(buffer + 16, 16);
if(rgbaWriteMask != 0x0000000F)
{
