Add support to test harness EGL for OpenGL ES 1.1 tests on Regal

gpu/gles2_conform_support/egl/display.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/gles2_conform_support/egl/display.h"
 
 #include <vector>
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "gpu/command_buffer/client/gles2_lib.h"
@@ skipping 25 matching lines @@
 bool Display::Initialize() {
   gles2::Initialize();
   is_initialized_ = true;
   return true;
 }
 
 bool Display::IsValidConfig(EGLConfig config) {
   return (config != NULL) && (config == config_.get());
 }
 
+bool Display::ChooseConfigs(EGLConfig* configs,
+                            EGLint config_size,
+                            EGLint* num_config) {
+  // TODO(alokp): Find out a way to find all configs. CommandBuffer currently
+  // does not support finding or choosing configs.
+  *num_config = 1;
+  if (configs != NULL) {
+    if (config_ == NULL) {
+      config_.reset(new Config);
+    }
+    configs[0] = config_.get();
+  }
+  return true;
+}
+
 bool Display::GetConfigs(EGLConfig* configs,
                          EGLint config_size,
                          EGLint* num_config) {
   // TODO(alokp): Find out a way to find all configs. CommandBuffer currently
   // does not support finding or choosing configs.
   *num_config = 1;
   if (configs != NULL) {
     if (config_ == NULL) {
       config_.reset(new Config);
     }
@@ skipping 66 matching lines @@
     return EGL_NO_SURFACE;
 
   gl_context_ = gfx::GLContext::CreateGLContext(NULL,
                                                 gl_surface_.get(),
                                                 gfx::PreferDiscreteGpu);
   if (!gl_context_.get())
     return EGL_NO_SURFACE;
 
   gl_context_->MakeCurrent(gl_surface_);
 
+  EGLint depth_size = 0;
+  EGLint alpha_size = 0;
+  EGLint stencil_size = 0;
+  GetConfigAttrib(config, EGL_DEPTH_SIZE, &depth_size);
+  GetConfigAttrib(config, EGL_ALPHA_SIZE, &alpha_size);
+  GetConfigAttrib(config, EGL_STENCIL_SIZE, &stencil_size);
   std::vector<int32> attribs;
+  attribs.push_back(EGL_DEPTH_SIZE);
+  attribs.push_back(depth_size);
+  attribs.push_back(EGL_ALPHA_SIZE);
+  attribs.push_back(alpha_size);
+  attribs.push_back(EGL_STENCIL_SIZE);
+  attribs.push_back(stencil_size);
+  // TODO(gman): Insert attrib_list. Although ES 1.1 says it must be null
+  attribs.push_back(EGL_NONE);
+
   if (!decoder_->Initialize(gl_surface_.get(),
                             gl_context_.get(),
                             gl_surface_->IsOffscreen(),
                             size,
                             gpu::gles2::DisallowedFeatures(),
                             NULL,
                             attribs)) {
     return EGL_NO_SURFACE;
   }
 
@@ skipping 84 matching lines @@
   } else {
     DCHECK(IsValidSurface(draw));
     DCHECK(IsValidSurface(read));
     DCHECK(IsValidContext(ctx));
     gles2::SetGLContext(context_.get());
   }
   return true;
 }
 
 }  // namespace egl