Move SkGLContext and some GrGLInterface implementations to skgputest module

tools/gpu/gl/GLContext.cpp

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
-#include "gl/SkGLContext.h"
-#include "GrGLUtil.h"
+#include "GLContext.h"
+#include "gl/GrGLUtil.h"
 #include "SkGpuFenceSync.h"
 
-class SkGLContext::GLFenceSync : public SkGpuFenceSync {
+namespace sk_gpu_test {
+class GLContext::GLFenceSync : public SkGpuFenceSync {
 public:
-    static GLFenceSync* CreateIfSupported(const SkGLContext*);
+    static GLFenceSync* CreateIfSupported(const GLContext*);
 
     SkPlatformGpuFence SK_WARN_UNUSED_RESULT insertFence() const override;
     bool waitFence(SkPlatformGpuFence fence, bool flush) const override;
     void deleteFence(SkPlatformGpuFence fence) const override;
 
 private:
     GLFenceSync() {}
 
     static const GrGLenum GL_SYNC_GPU_COMMANDS_COMPLETE  = 0x9117;
     static const GrGLenum GL_WAIT_FAILED                 = 0x911d;
     static const GrGLbitfield GL_SYNC_FLUSH_COMMANDS_BIT = 0x00000001;
 
     typedef struct __GLsync *GLsync;
 
     typedef GLsync (GR_GL_FUNCTION_TYPE* GLFenceSyncProc) (GrGLenum, GrGLbitfield);
     typedef GrGLenum (GR_GL_FUNCTION_TYPE* GLClientWaitSyncProc) (GLsync, GrGLbitfield, GrGLuint64);
     typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GLDeleteSyncProc) (GLsync);
 
     GLFenceSyncProc        fGLFenceSync;
     GLClientWaitSyncProc   fGLClientWaitSync;
     GLDeleteSyncProc       fGLDeleteSync;
 
     typedef SkGpuFenceSync INHERITED;
 };
 
-SkGLContext::SkGLContext()
+GLContext::GLContext()
     : fCurrentFenceIdx(0) {
     memset(fFrameFences, 0, sizeof(fFrameFences));
 }
 
-SkGLContext::~SkGLContext() {
+GLContext::~GLContext() {
     // Subclass should call teardown.
 #ifdef SK_DEBUG
     for (size_t i = 0; i < SK_ARRAY_COUNT(fFrameFences); i++) {
         SkASSERT(0 == fFrameFences[i]);
     }
 #endif
     SkASSERT(nullptr == fGL.get());
     SkASSERT(nullptr == fFenceSync.get());
 }
 
-void SkGLContext::init(const GrGLInterface* gl, SkGpuFenceSync* fenceSync) {
+void GLContext::init(const GrGLInterface* gl, SkGpuFenceSync* fenceSync) {
     SkASSERT(!fGL.get());
     fGL.reset(gl);
     fFenceSync.reset(fenceSync ? fenceSync : GLFenceSync::CreateIfSupported(this));
 }
 
-void SkGLContext::teardown() {
+void GLContext::teardown() {
     if (fFenceSync) {
         for (size_t i = 0; i < SK_ARRAY_COUNT(fFrameFences); i++) {
             if (fFrameFences[i]) {
                 fFenceSync->deleteFence(fFrameFences[i]);
                 fFrameFences[i] = 0;
             }
         }
         fFenceSync.reset(nullptr);
     }
 
     fGL.reset(nullptr);
 }
 
-void SkGLContext::makeCurrent() const {
+void GLContext::makeCurrent() const {
     this->onPlatformMakeCurrent();
 }
 
-void SkGLContext::swapBuffers() {
+void GLContext::swapBuffers() {
     this->onPlatformSwapBuffers();
 }
 
-void SkGLContext::waitOnSyncOrSwap() {
+void GLContext::waitOnSyncOrSwap() {
     if (!fFenceSync) {
         // Fallback on the platform SwapBuffers method for synchronization. This may have no effect.
         this->swapBuffers();
         return;
     }
 
     if (fFrameFences[fCurrentFenceIdx]) {
         if (!fFenceSync->waitFence(fFrameFences[fCurrentFenceIdx], true)) {
             SkDebugf("WARNING: Wait failed for fence sync. Timings might not be accurate.\n");
         }
         fFenceSync->deleteFence(fFrameFences[fCurrentFenceIdx]);
     }
 
     fFrameFences[fCurrentFenceIdx] = fFenceSync->insertFence();
     fCurrentFenceIdx = (fCurrentFenceIdx + 1) % SK_ARRAY_COUNT(fFrameFences);
 }
 
-void SkGLContext::testAbandon() {
+void GLContext::testAbandon() {
     if (fGL) {
         fGL->abandon();
     }
     if (fFenceSync) {
         memset(fFrameFences, 0, sizeof(fFrameFences));
     }
 }
 
-SkGLContext::GLFenceSync* SkGLContext::GLFenceSync::CreateIfSupported(const SkGLContext* ctx) {
+GLContext::GLFenceSync* GLContext::GLFenceSync::CreateIfSupported(const GLContext* ctx) {
     SkAutoTDelete<GLFenceSync> ret(new GLFenceSync);
 
     if (kGL_GrGLStandard == ctx->gl()->fStandard) {
         const GrGLubyte* versionStr;
-        SK_GL_RET(*ctx, versionStr, GetString(GR_GL_VERSION));
+        GR_GL_CALL_RET(ctx->gl(), versionStr, GetString(GR_GL_VERSION));
         GrGLVersion version = GrGLGetVersionFromString(reinterpret_cast<const char*>(versionStr));
         if (version < GR_GL_VER(3,2) && !ctx->gl()->hasExtension("GL_ARB_sync")) {
             return nullptr;
         }
         ret->fGLFenceSync = reinterpret_cast<GLFenceSyncProc>(
             ctx->onPlatformGetProcAddress("glFenceSync"));
         ret->fGLClientWaitSync = reinterpret_cast<GLClientWaitSyncProc>(
             ctx->onPlatformGetProcAddress("glClientWaitSync"));
         ret->fGLDeleteSync = reinterpret_cast<GLDeleteSyncProc>(
             ctx->onPlatformGetProcAddress("glDeleteSync"));
     } else {
         if (!ctx->gl()->hasExtension("GL_APPLE_sync")) {
             return nullptr;
         }
         ret->fGLFenceSync = reinterpret_cast<GLFenceSyncProc>(
             ctx->onPlatformGetProcAddress("glFenceSyncAPPLE"));
         ret->fGLClientWaitSync = reinterpret_cast<GLClientWaitSyncProc>(
             ctx->onPlatformGetProcAddress("glClientWaitSyncAPPLE"));
         ret->fGLDeleteSync = reinterpret_cast<GLDeleteSyncProc>(
             ctx->onPlatformGetProcAddress("glDeleteSyncAPPLE"));
     }
 
     if (!ret->fGLFenceSync || !ret->fGLClientWaitSync || !ret->fGLDeleteSync) {
         return nullptr;
     }
 
     return ret.release();
 }
 
-SkPlatformGpuFence SkGLContext::GLFenceSync::insertFence() const {
+SkPlatformGpuFence GLContext::GLFenceSync::insertFence() const {
     return fGLFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
 }
 
-bool SkGLContext::GLFenceSync::waitFence(SkPlatformGpuFence fence, bool flush) const {
+bool GLContext::GLFenceSync::waitFence(SkPlatformGpuFence fence, bool flush) const {
     GLsync glsync = static_cast<GLsync>(fence);
     return GL_WAIT_FAILED != fGLClientWaitSync(glsync, flush ? GL_SYNC_FLUSH_COMMANDS_BIT : 0, -1);
 }
 
-void SkGLContext::GLFenceSync::deleteFence(SkPlatformGpuFence fence) const {
+void GLContext::GLFenceSync::deleteFence(SkPlatformGpuFence fence) const {
     GLsync glsync = static_cast<GLsync>(fence);
     fGLDeleteSync(glsync);
 }
 
-GrGLint SkGLContext::createTextureRectangle(int width, int height, GrGLenum internalFormat,
-                                            GrGLenum externalFormat, GrGLenum externalType,
-                                            GrGLvoid* data) {
+GrGLint GLContext::createTextureRectangle(int width, int height, GrGLenum internalFormat,
+                                          GrGLenum externalFormat, GrGLenum externalType,
+                                          GrGLvoid* data) {
     if (!(kGL_GrGLStandard == fGL->fStandard && GrGLGetVersion(fGL) >= GR_GL_VER(3, 1)) &&
         !fGL->fExtensions.has("GL_ARB_texture_rectangle")) {
         return 0;
     }
 
     if  (GrGLGetGLSLVersion(fGL) < GR_GLSL_VER(1, 40)) {
         return 0;
     }
 
     GrGLuint id;
     GR_GL_CALL(fGL, GenTextures(1, &id));
     GR_GL_CALL(fGL, BindTexture(GR_GL_TEXTURE_RECTANGLE, id));
     GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_MAG_FILTER,
                                   GR_GL_NEAREST));
     GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_MIN_FILTER,
                                   GR_GL_NEAREST));
     GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_WRAP_S,
                                   GR_GL_CLAMP_TO_EDGE));    
     GR_GL_CALL(fGL, TexParameteri(GR_GL_TEXTURE_RECTANGLE, GR_GL_TEXTURE_WRAP_T,
                                   GR_GL_CLAMP_TO_EDGE));
     GR_GL_CALL(fGL, TexImage2D(GR_GL_TEXTURE_RECTANGLE, 0, internalFormat, width, height, 0,
                                externalFormat, externalType, data));
     return id;
 }
+}  // namespace sk_gpu_test