Add counting of some GL calls

src/gpu/gl/builders/GrGLShaderStringBuilder.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLShaderStringBuilder.h"
 #include "../GrGpuGL.h"
 #include "gl/GrGLSLPrettyPrint.h"
 #include "SkRTConf.h"
 #include "SkTraceEvent.h"
 
 #define GL_CALL(X) GR_GL_CALL(gpu->glInterface(), X)
 #define GL_CALL_RET(R, X) GR_GL_CALL_RET(gpu->glInterface(), R, X)
 
 SK_CONF_DECLARE(bool, c_PrintShaders, "gpu.printShaders", false,
                 "Print the source code for all shaders generated.");
 
 GrGLuint GrGLCompileAndAttachShader(const GrGLContext& glCtx,
                                     GrGLuint programId,
                                     GrGLenum type,
-                                    const SkString& shaderSrc) {
+                                    const SkString& shaderSrc,
+                                    GrContext::GPUStats* gpuStats) {
     const GrGLInterface* gli = glCtx.interface();
 
-     GrGLuint shaderId;
-     GR_GL_CALL_RET(gli, shaderId, CreateShader(type));
-     if (0 == shaderId) {
-         return 0;
-     }
+    GrGLuint shaderId;
+    GR_GL_CALL_RET(gli, shaderId, CreateShader(type));
+    if (0 == shaderId) {
+        return 0;
+    }
 
- #ifdef SK_DEBUG
-     SkString prettySource = GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, false);
-     const GrGLchar* sourceStr = prettySource.c_str();
-     GrGLint sourceLength = static_cast<GrGLint>(prettySource.size());
- #else
-     GrGLint sourceLength = static_cast<GrGLint>(shaderSrc.size());
-     const GrGLchar* sourceStr = shaderSrc.c_str();
- #endif
-     GR_GL_CALL(gli, ShaderSource(shaderId, 1, &sourceStr, &sourceLength));
-     GR_GL_CALL(gli, CompileShader(shaderId));
+#ifdef SK_DEBUG
+    SkString prettySource = GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, false);
+    const GrGLchar* sourceStr = prettySource.c_str();
+    GrGLint sourceLength = static_cast<GrGLint>(prettySource.size());
+#else
+    GrGLint sourceLength = static_cast<GrGLint>(shaderSrc.size());
+    const GrGLchar* sourceStr = shaderSrc.c_str();
+#endif
+    GR_GL_CALL(gli, ShaderSource(shaderId, 1, &sourceStr, &sourceLength));
+    gpuStats->incShaderCompilations();
+    GR_GL_CALL(gli, CompileShader(shaderId));
 
-     // Calling GetShaderiv in Chromium is quite expensive. Assume success in release builds.
-     bool checkCompiled = !glCtx.isChromium();
- #ifdef SK_DEBUG
-     checkCompiled = true;
- #endif
-     if (checkCompiled) {
-         GrGLint compiled = GR_GL_INIT_ZERO;
-         GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_COMPILE_STATUS, &compiled));
+    // Calling GetShaderiv in Chromium is quite expensive. Assume success in release builds.
+    bool checkCompiled = !glCtx.isChromium();
+#ifdef SK_DEBUG
+    checkCompiled = true;
+#endif
+    if (checkCompiled) {
+        GrGLint compiled = GR_GL_INIT_ZERO;
+        GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_COMPILE_STATUS, &compiled));
 
-         if (!compiled) {
-             GrGLint infoLen = GR_GL_INIT_ZERO;
-             GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_INFO_LOG_LENGTH, &infoLen));
-             SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
-             if (infoLen > 0) {
-                 // retrieve length even though we don't need it to workaround bug in Chromium cmd
-                 // buffer param validation.
-                 GrGLsizei length = GR_GL_INIT_ZERO;
-                 GR_GL_CALL(gli, GetShaderInfoLog(shaderId, infoLen+1,
-                                                  &length, (char*)log.get()));
-                 GrPrintf(GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, true).c_str());
-                 GrPrintf("\n%s", log.get());
-             }
-             SkDEBUGFAIL("Shader compilation failed!");
-             GR_GL_CALL(gli, DeleteShader(shaderId));
-             return 0;
-         }
-     }
+        if (!compiled) {
+            GrGLint infoLen = GR_GL_INIT_ZERO;
+            GR_GL_CALL(gli, GetShaderiv(shaderId, GR_GL_INFO_LOG_LENGTH, &infoLen));
+            SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
+            if (infoLen > 0) {
+                // retrieve length even though we don't need it to workaround bug in Chromium cmd
+                // buffer param validation.
+                GrGLsizei length = GR_GL_INIT_ZERO;
+                GR_GL_CALL(gli, GetShaderInfoLog(shaderId, infoLen+1,
+                                                 &length, (char*)log.get()));
+                GrPrintf(GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, true).c_str());
+                GrPrintf("\n%s", log.get());
+            }
+            SkDEBUGFAIL("Shader compilation failed!");
+            GR_GL_CALL(gli, DeleteShader(shaderId));
+            return 0;
+        }
+    }
 
-     TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("skia.gpu"), "skia_gpu::GLShader",
-                          TRACE_EVENT_SCOPE_THREAD, "shader", TRACE_STR_COPY(shaderSrc.c_str()));
-     if (c_PrintShaders) {
-         GrPrintf(GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, true).c_str());
-         GrPrintf("\n");
-     }
+    TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("skia.gpu"), "skia_gpu::GLShader",
+                         TRACE_EVENT_SCOPE_THREAD, "shader", TRACE_STR_COPY(shaderSrc.c_str()));
+    if (c_PrintShaders) {
+        GrPrintf(GrGLSLPrettyPrint::PrettyPrintGLSL(shaderSrc, true).c_str());
+        GrPrintf("\n");
+    }
 
-     // Attach the shader, but defer deletion until after we have linked the program.
-     // This works around a bug in the Android emulator's GLES2 wrapper which
-     // will immediately delete the shader object and free its memory even though it's
-     // attached to a program, which then causes glLinkProgram to fail.
-     GR_GL_CALL(gli, AttachShader(programId, shaderId));
+    // Attach the shader, but defer deletion until after we have linked the program.
+    // This works around a bug in the Android emulator's GLES2 wrapper which
+    // will immediately delete the shader object and free its memory even though it's
+    // attached to a program, which then causes glLinkProgram to fail.
+    GR_GL_CALL(gli, AttachShader(programId, shaderId));
 
-     return shaderId;
+    return shaderId;
 }