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//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// ETCTextureTest:
// Tests for ETC lossy decode formats.
//
#include "test_utils/ANGLETest.h"
using namespace angle;
namespace
{
class ETCTextureTest : public ANGLETest
{
protected:
ETCTextureTest() : mTexture(0u)
{
setWindowWidth(128);
setWindowHeight(128);
setConfigRedBits(8);
setConfigGreenBits(8);
setConfigBlueBits(8);
setConfigAlphaBits(8);
}
void SetUp() override
{
ANGLETest::SetUp();
glGenTextures(1, &mTexture);
ASSERT_GL_NO_ERROR();
}
void TearDown() override
{
glDeleteTextures(1, &mTexture);
ANGLETest::TearDown();
}
GLuint mTexture;
};
// Tests a texture with ETC1 lossy decode format
TEST_P(ETCTextureTest, ETC1Validation)
{
bool supported = extensionEnabled("GL_ANGLE_lossy_etc_decode");
glBindTexture(GL_TEXTURE_2D, mTexture);
GLubyte pixel[8] = {0};
glCompressedTexImage2D(GL_TEXTURE_2D, 0, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE, 4, 4, 0,
sizeof(pixel), pixel);
if (supported)
{
EXPECT_GL_NO_ERROR();
glCompressedTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 4, 4, GL_ETC1_RGB8_LOSSY_DECODE_ANGLE,
sizeof(pixel), pixel);
EXPECT_GL_NO_ERROR();
}
else
{
EXPECT_GL_ERROR(GL_INVALID_ENUM);
}
}
ANGLE_INSTANTIATE_TEST(ETCTextureTest,
ES2_D3D9(),
ES2_D3D11(),
ES2_D3D11_FL9_3(),
ES3_D3D11(),
ES2_OPENGL(),
ES3_OPENGL());
} // anonymous namespace
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