Uses R32G32B32A32_FLOAT textures to emulate RGB32F

src/common/version.h

 #define MAJOR_VERSION 1
 #define MINOR_VERSION 2
 #define BUILD_VERSION 0
-#define BUILD_REVISION 2426
+#define BUILD_REVISION 2427
 
 #define STRINGIFY(x) #x
 #define MACRO_STRINGIFY(x) STRINGIFY(x)

src/libGLESv2/renderer/Image11.cpp

@@ -194,7 +194,7 @@ void Image11::loadData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei heig
         loadAlphaFloatDataToRGBA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
         break;
       case GL_LUMINANCE32F_EXT:
-        loadLuminanceFloatDataToRGB(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
+        loadLuminanceFloatDataToRGBA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
         break;
       case GL_ALPHA16F_EXT:
         loadAlphaHalfFloatDataToRGBA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
@@ -230,7 +230,7 @@ void Image11::loadData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei heig
         loadBGRADataToBGRA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
         break;
       case GL_RGB32F_EXT:
-        loadRGBFloatDataToNative(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
+        loadRGBFloatDataToRGBA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);
         break;
       case GL_RGB16F_EXT:
         loadRGBHalfFloatDataToRGBA(width, height, inputPitch, input, mappedImage.RowPitch, offsetMappedData);

src/libGLESv2/renderer/TextureStorage11.cpp

@@ -69,7 +69,6 @@ bool TextureStorage11::IsTextureFormatRenderable(DXGI_FORMAT format)
       case DXGI_FORMAT_R8G8B8A8_UNORM:
       case DXGI_FORMAT_A8_UNORM:
       case DXGI_FORMAT_R32G32B32A32_FLOAT:
-      case DXGI_FORMAT_R32G32B32_FLOAT:
       case DXGI_FORMAT_R16G16B16A16_FLOAT:
       case DXGI_FORMAT_B8G8R8A8_UNORM:
       case DXGI_FORMAT_R8_UNORM:
@@ -80,6 +79,7 @@ bool TextureStorage11::IsTextureFormatRenderable(DXGI_FORMAT format)
       case DXGI_FORMAT_BC1_UNORM:
       case DXGI_FORMAT_BC2_UNORM: 
       case DXGI_FORMAT_BC3_UNORM:
+      case DXGI_FORMAT_R32G32B32_FLOAT: // not renderable on all devices
         return false;
       default:
         UNREACHABLE();

src/libGLESv2/renderer/renderer11_utils.cpp

@@ -356,7 +356,7 @@ DXGI_FORMAT ConvertTextureFormat(GLenum internalformat)
         return DXGI_FORMAT_R32G32B32A32_FLOAT;
       case GL_RGB32F_EXT:
       case GL_LUMINANCE32F_EXT:
-        return DXGI_FORMAT_R32G32B32_FLOAT;
+        return DXGI_FORMAT_R32G32B32A32_FLOAT;
       case GL_RGBA16F_EXT:
       case GL_ALPHA16F_EXT:
       case GL_LUMINANCE_ALPHA16F_EXT: