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455 lines
12 KiB
C++
455 lines
12 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <GLES2/gl2extchromium.h>
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#include "gpu/command_buffer/client/gles2_lib.h"
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#include "gpu/command_buffer/common/mailbox.h"
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#include "gpu/command_buffer/service/gles2_cmd_decoder.h"
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#include "gpu/command_buffer/service/mailbox_manager.h"
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#include "gpu/command_buffer/tests/gl_manager.h"
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#include "testing/gmock/include/gmock/gmock.h"
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#include "testing/gtest/include/gtest/gtest.h"
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#include "ui/gl/gl_share_group.h"
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namespace gpu {
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namespace {
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uint32 ReadTexel(GLuint id, GLint x, GLint y) {
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GLint old_fbo = 0;
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glGetIntegerv(GL_FRAMEBUFFER_BINDING, &old_fbo);
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GLuint fbo;
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glGenFramebuffers(1, &fbo);
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glBindFramebuffer(GL_FRAMEBUFFER, fbo);
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glFramebufferTexture2D(GL_FRAMEBUFFER,
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GL_COLOR_ATTACHMENT0,
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GL_TEXTURE_2D,
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id,
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0);
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// Some drivers (NVidia/SGX) require texture settings to be a certain way or
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// they won't report FRAMEBUFFER_COMPLETE.
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
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glCheckFramebufferStatus(GL_FRAMEBUFFER));
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uint32 texel = 0;
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glReadPixels(x, y, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, &texel);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glBindFramebuffer(GL_FRAMEBUFFER, old_fbo);
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glDeleteFramebuffers(1, &fbo);
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return texel;
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}
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}
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class GLTextureMailboxTest : public testing::Test {
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protected:
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void SetUp() override {
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gl1_.Initialize(GLManager::Options());
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GLManager::Options options;
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options.share_mailbox_manager = &gl1_;
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gl2_.Initialize(options);
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}
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void TearDown() override {
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gl1_.Destroy();
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gl2_.Destroy();
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}
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GLManager gl1_;
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GLManager gl2_;
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};
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TEST_F(GLTextureMailboxTest, ProduceAndConsumeTexture) {
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gl1_.MakeCurrent();
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GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox1);
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GLbyte mailbox2[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox2);
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_2D, tex1);
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uint32 source_pixel = 0xFF0000FF;
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glTexImage2D(GL_TEXTURE_2D,
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0,
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GL_RGBA,
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1, 1,
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox1);
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glFlush();
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gl2_.MakeCurrent();
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GLuint tex2;
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glGenTextures(1, &tex2);
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glBindTexture(GL_TEXTURE_2D, tex2);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox1);
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EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0));
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glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox2);
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glFlush();
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gl1_.MakeCurrent();
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glBindTexture(GL_TEXTURE_2D, tex1);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox2);
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EXPECT_EQ(source_pixel, ReadTexel(tex1, 0, 0));
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}
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TEST_F(GLTextureMailboxTest, ProduceAndConsumeTextureRGB) {
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gl1_.MakeCurrent();
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GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox1);
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GLbyte mailbox2[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox2);
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_2D, tex1);
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uint32 source_pixel = 0xFF000000;
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glTexImage2D(GL_TEXTURE_2D,
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0,
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GL_RGB,
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1, 1,
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0,
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GL_RGB,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox1);
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glFlush();
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gl2_.MakeCurrent();
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GLuint tex2;
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glGenTextures(1, &tex2);
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glBindTexture(GL_TEXTURE_2D, tex2);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox1);
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EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0));
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glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox2);
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glFlush();
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gl1_.MakeCurrent();
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glBindTexture(GL_TEXTURE_2D, tex1);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox2);
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EXPECT_EQ(source_pixel, ReadTexel(tex1, 0, 0));
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}
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TEST_F(GLTextureMailboxTest, ProduceAndConsumeTextureDirect) {
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gl1_.MakeCurrent();
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GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox1);
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GLbyte mailbox2[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox2);
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_2D, tex1);
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uint32 source_pixel = 0xFF0000FF;
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glTexImage2D(GL_TEXTURE_2D,
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0,
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GL_RGBA,
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1, 1,
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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glProduceTextureDirectCHROMIUM(tex1, GL_TEXTURE_2D, mailbox1);
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glFlush();
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gl2_.MakeCurrent();
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GLuint tex2 = glCreateAndConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox1);
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glBindTexture(GL_TEXTURE_2D, tex2);
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EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0));
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glProduceTextureDirectCHROMIUM(tex2, GL_TEXTURE_2D, mailbox2);
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glFlush();
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gl1_.MakeCurrent();
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GLuint tex3 = glCreateAndConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox2);
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glBindTexture(GL_TEXTURE_2D, tex3);
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EXPECT_EQ(source_pixel, ReadTexel(tex3, 0, 0));
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}
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TEST_F(GLTextureMailboxTest, ConsumeTextureValidatesKey) {
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GLuint tex;
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glGenTextures(1, &tex);
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glBindTexture(GL_TEXTURE_2D, tex);
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uint32 source_pixel = 0xFF0000FF;
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glTexImage2D(GL_TEXTURE_2D,
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0,
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GL_RGBA,
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1, 1,
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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GLbyte invalid_mailbox[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(invalid_mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, invalid_mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError());
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// Ensure level 0 is still intact after glConsumeTextureCHROMIUM fails.
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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EXPECT_EQ(source_pixel, ReadTexel(tex, 0, 0));
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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}
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TEST_F(GLTextureMailboxTest, SharedTextures) {
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gl1_.MakeCurrent();
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_2D, tex1);
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uint32 source_pixel = 0xFF0000FF;
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glTexImage2D(GL_TEXTURE_2D,
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0,
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GL_RGBA,
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1, 1,
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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GLbyte mailbox[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox);
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glProduceTextureCHROMIUM(GL_TEXTURE_2D, mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glFlush();
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gl2_.MakeCurrent();
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GLuint tex2;
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glGenTextures(1, &tex2);
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glBindTexture(GL_TEXTURE_2D, tex2);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// Change texture in context 2.
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source_pixel = 0xFF00FF00;
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glTexSubImage2D(GL_TEXTURE_2D,
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0,
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0, 0,
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1, 1,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glFlush();
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// Check it in context 1.
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gl1_.MakeCurrent();
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EXPECT_EQ(source_pixel, ReadTexel(tex1, 0, 0));
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// Change parameters (note: ReadTexel will reset those).
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glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
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GL_LINEAR_MIPMAP_NEAREST);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glFlush();
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// Check in context 2.
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gl2_.MakeCurrent();
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GLint parameter = 0;
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glGetTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, ¶meter);
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EXPECT_EQ(GL_REPEAT, parameter);
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parameter = 0;
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glGetTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, ¶meter);
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EXPECT_EQ(GL_LINEAR, parameter);
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parameter = 0;
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glGetTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, ¶meter);
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EXPECT_EQ(GL_LINEAR_MIPMAP_NEAREST, parameter);
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// Delete texture in context 1.
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gl1_.MakeCurrent();
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glDeleteTextures(1, &tex1);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// Check texture still exists in context 2.
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gl2_.MakeCurrent();
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EXPECT_EQ(source_pixel, ReadTexel(tex2, 0, 0));
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// The mailbox should still exist too.
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GLuint tex3;
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glGenTextures(1, &tex3);
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glBindTexture(GL_TEXTURE_2D, tex3);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// Delete both textures.
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glDeleteTextures(1, &tex2);
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glDeleteTextures(1, &tex3);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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// Mailbox should be gone now.
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glGenTextures(1, &tex2);
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glBindTexture(GL_TEXTURE_2D, tex2);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox);
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EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError());
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glDeleteTextures(1, &tex2);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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}
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TEST_F(GLTextureMailboxTest, ProduceFrontBuffer) {
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gl1_.MakeCurrent();
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Mailbox mailbox;
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glGenMailboxCHROMIUM(mailbox.name);
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gl2_.MakeCurrent();
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gl2_.decoder()->ProduceFrontBuffer(mailbox);
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gl1_.MakeCurrent();
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_2D, tex1);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox.name);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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gl2_.MakeCurrent();
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glResizeCHROMIUM(10, 10, 1);
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glClearColor(1, 0, 0, 1);
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glClear(GL_COLOR_BUFFER_BIT);
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::gles2::GetGLContext()->SwapBuffers();
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gl1_.MakeCurrent();
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EXPECT_EQ(0xFF0000FFu, ReadTexel(tex1, 0, 0));
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EXPECT_EQ(0xFF0000FFu, ReadTexel(tex1, 9, 9));
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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gl2_.MakeCurrent();
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glClearColor(0, 1, 0, 1);
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glClear(GL_COLOR_BUFFER_BIT);
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glFlush();
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gl1_.MakeCurrent();
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EXPECT_EQ(0xFF0000FFu, ReadTexel(tex1, 0, 0));
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gl2_.MakeCurrent();
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::gles2::GetGLContext()->SwapBuffers();
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gl1_.MakeCurrent();
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EXPECT_EQ(0xFF00FF00u, ReadTexel(tex1, 0, 0));
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gl2_.MakeCurrent();
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gl2_.Destroy();
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gl1_.MakeCurrent();
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EXPECT_EQ(0xFF00FF00u, ReadTexel(tex1, 0, 0));
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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glDeleteTextures(1, &tex1);
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}
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TEST_F(GLTextureMailboxTest, ProduceTextureDirectInvalidTarget) {
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gl1_.MakeCurrent();
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GLbyte mailbox1[GL_MAILBOX_SIZE_CHROMIUM];
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glGenMailboxCHROMIUM(mailbox1);
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GLuint tex1;
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glGenTextures(1, &tex1);
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glBindTexture(GL_TEXTURE_CUBE_MAP, tex1);
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uint32 source_pixel = 0xFF0000FF;
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glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X,
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0,
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GL_RGBA,
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1, 1,
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0,
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GL_RGBA,
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GL_UNSIGNED_BYTE,
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&source_pixel);
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glProduceTextureDirectCHROMIUM(tex1, GL_TEXTURE_2D, mailbox1);
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EXPECT_EQ(static_cast<GLenum>(GL_INVALID_OPERATION), glGetError());
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}
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// http://crbug.com/281565
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#if !defined(OS_ANDROID)
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TEST_F(GLTextureMailboxTest, ProduceFrontBufferMultipleContexts) {
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gl1_.MakeCurrent();
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Mailbox mailbox[2];
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glGenMailboxCHROMIUM(mailbox[0].name);
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glGenMailboxCHROMIUM(mailbox[1].name);
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GLuint tex[2];
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glGenTextures(2, tex);
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GLManager::Options options;
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options.share_mailbox_manager = &gl1_;
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GLManager other_gl[2];
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for (size_t i = 0; i < 2; ++i) {
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other_gl[i].Initialize(options);
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other_gl[i].MakeCurrent();
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other_gl[i].decoder()->ProduceFrontBuffer(mailbox[i]);
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// Make sure both "other gl" are in the same share group.
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if (!options.share_group_manager)
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options.share_group_manager = other_gl+i;
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}
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gl1_.MakeCurrent();
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for (size_t i = 0; i < 2; ++i) {
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glBindTexture(GL_TEXTURE_2D, tex[i]);
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glConsumeTextureCHROMIUM(GL_TEXTURE_2D, mailbox[i].name);
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EXPECT_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
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}
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for (size_t i = 0; i < 2; ++i) {
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other_gl[i].MakeCurrent();
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glResizeCHROMIUM(10, 10, 1);
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glClearColor(1-i%2, i%2, 0, 1);
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glClear(GL_COLOR_BUFFER_BIT);
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::gles2::GetGLContext()->SwapBuffers();
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}
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gl1_.MakeCurrent();
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EXPECT_EQ(0xFF0000FFu, ReadTexel(tex[0], 0, 0));
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EXPECT_EQ(0xFF00FF00u, ReadTexel(tex[1], 9, 9));
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for (size_t i = 0; i < 2; ++i) {
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other_gl[i].MakeCurrent();
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other_gl[i].Destroy();
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}
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gl1_.MakeCurrent();
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glDeleteTextures(2, tex);
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}
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#endif
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} // namespace gpu
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