Move some program building utils from GL to GLSL

include/gpu/GrTypesPriv.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrTypesPriv_DEFINED
 #define GrTypesPriv_DEFINED
 
@@ skipping 89 matching lines @@
     GR_STATIC_ASSERT(1 == kFloat_GrSLType);
     GR_STATIC_ASSERT(2 == kVec2f_GrSLType);
     GR_STATIC_ASSERT(3 == kVec3f_GrSLType);
     GR_STATIC_ASSERT(4 == kVec4f_GrSLType);
     GR_STATIC_ASSERT(5 == kMat33f_GrSLType);
     GR_STATIC_ASSERT(6 == kMat44f_GrSLType);
     GR_STATIC_ASSERT(7 == kSampler2D_GrSLType);
     GR_STATIC_ASSERT(8 == kSamplerExternal_GrSLType);
     GR_STATIC_ASSERT(9 == kGrSLTypeCount);
 }
+
+/** Returns the size in bytes for floating point GrSLTypes. For non floating point type returns 0 */
+static inline size_t GrSLTypeSize(GrSLType type) {
+    SkASSERT(GrSLTypeIsFloatType(type));
+    static const size_t kSizes[] = {
+        0,                        // kVoid_GrSLType
+        sizeof(float),            // kFloat_GrSLType
+        2 * sizeof(float),        // kVec2f_GrSLType
+        3 * sizeof(float),        // kVec3f_GrSLType
+        4 * sizeof(float),        // kVec4f_GrSLType
+        9 * sizeof(float),        // kMat33f_GrSLType
+        16 * sizeof(float),       // kMat44f_GrSLType
+        0,                        // kSampler2D_GrSLType
+        0                         // kSamplerExternal_GrSLType
+    };
+    return kSizes[type];
+
+    GR_STATIC_ASSERT(0 == kVoid_GrSLType);
+    GR_STATIC_ASSERT(1 == kFloat_GrSLType);
+    GR_STATIC_ASSERT(2 == kVec2f_GrSLType);
+    GR_STATIC_ASSERT(3 == kVec3f_GrSLType);
+    GR_STATIC_ASSERT(4 == kVec4f_GrSLType);
+    GR_STATIC_ASSERT(5 == kMat33f_GrSLType);
+    GR_STATIC_ASSERT(6 == kMat44f_GrSLType);
+    GR_STATIC_ASSERT(7 == kSampler2D_GrSLType);
+    GR_STATIC_ASSERT(8 == kSamplerExternal_GrSLType);
+    GR_STATIC_ASSERT(9 == kGrSLTypeCount);
+}
+
 //////////////////////////////////////////////////////////////////////////////
 
 /**
  * Types used to describe format of vertices in arrays.
   */
 enum GrVertexAttribType {
     kFloat_GrVertexAttribType = 0,
     kVec2f_GrVertexAttribType,
     kVec3f_GrVertexAttribType,
     kVec4f_GrVertexAttribType,
@@ skipping 163 matching lines @@
 // Takes a pointer to a GrCaps, and will suppress prints if required
 #define GrCapsDebugf(caps, ...)         \
     if (!caps->suppressPrints()) {      \
         SkDebugf(__VA_ARGS__);          \
     }
 #else
 #define GrCapsDebugf(caps, ...)
 #endif
 
 #endif