+Unity Runtime codeHEADmaster

1 files changed, 30 insertions, 0 deletions

diff --git a/Runtime/Utilities/GLSLUtilities.h b/Runtime/Utilities/GLSLUtilities.h
new file mode 100644
index 0000000..147339d
--- /dev/null
+++ b/Runtime/Utilities/GLSLUtilities.h
@@ -0,0 +1,30 @@
+#ifndef GLSLUTILITIES_H
+#define GLSLUTILITIES_H
+
+#include "Runtime/GfxDevice/GfxDeviceTypes.h"
+
+class ShaderErrors;
+
+enum GLSLErrorType
+{
+	kErrorCompileVertexShader,
+	kErrorCompileFragShader,
+	kErrorLinkProgram,
+	kErrorCount
+};
+void OutputGLSLShaderError (const char* log, GLSLErrorType errorType, ShaderErrors& outErrors);
+
+bool CanUseOptimizedFogCodeGLES(const std::string& srcVS);
+
+bool PatchShaderFogGLSL (std::string& src, FogMode fog);
+bool PatchShaderFogGLES (std::string& srcVS, std::string& srcPS, FogMode fog, bool useOptimizedFogCode);
+
+// TODO: might be better to share whole parm filling procedure, but good enough for now
+// TODO: as for now all gles impls we know returns first elem name
+//       in case of using array[0] only - arraySize would be 1
+//       in case of using array[1] only - arraySize would be 2 and uniform name would be array[0]
+//       but this behaviour might change in future
+bool IsShaderParameterArray(const char* name, unsigned nameLen, int arraySize, bool* isZeroElem=0);
+
+
+#endif