blob: 56609d74a9c41d2975a0d10bae2c2543765cd645 [file] [log] [blame]
//
// Copyright 2019 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.
//
// EGLChooseConfigTest.cpp:
// Tests of proper default-value semantics for eglChooseConfig
#include <gtest/gtest.h>
#include "test_utils/ANGLETest.h"
#include "test_utils/angle_test_configs.h"
#include "util/EGLWindow.h"
using namespace angle;
namespace angle
{
class EGLChooseConfigTest : public ANGLETest
{
protected:
EGLChooseConfigTest() {}
};
// Test that the EGL_COLOR_BUFFER_TYPE is defaulted to EGL_RGB_BUFFER
TEST_P(EGLChooseConfigTest, Defaults)
{
EGLDisplay display = getEGLWindow()->getDisplay();
EGLint nConfigs = 0;
EGLint allConfigCount = 0;
ASSERT_EGL_TRUE(eglGetConfigs(display, nullptr, 0, &nConfigs));
ASSERT_NE(nConfigs, 0);
std::vector<EGLConfig> allConfigs(nConfigs);
ASSERT_EGL_TRUE(eglGetConfigs(display, allConfigs.data(), nConfigs, &allConfigCount));
ASSERT_EQ(nConfigs, allConfigCount);
// Choose configs that have the default attribute values:
const EGLint defaultConfigAttributes[] = {EGL_NONE};
EGLint defaultConfigCount;
std::vector<EGLConfig> defaultConfigs(allConfigCount);
ASSERT_EGL_TRUE(eglChooseConfig(display, defaultConfigAttributes, defaultConfigs.data(),
defaultConfigs.size(), &defaultConfigCount));
ASSERT_EGL_SUCCESS();
ASSERT_LE(defaultConfigCount, allConfigCount);
defaultConfigs.resize(defaultConfigCount);
// Check that the default configs all have the default attribute values we care about:
for (EGLConfig config : defaultConfigs)
{
EGLint colorBufferType, level, renderableType, surfaceType, transparentType;
EGLint colorComponentType;
eglGetConfigAttrib(display, config, EGL_COLOR_BUFFER_TYPE, &colorBufferType);
ASSERT_EQ(colorBufferType, EGL_RGB_BUFFER);
eglGetConfigAttrib(display, config, EGL_LEVEL, &level);
ASSERT_EQ(level, 0);
eglGetConfigAttrib(display, config, EGL_RENDERABLE_TYPE, &renderableType);
ASSERT_EQ(renderableType & EGL_OPENGL_ES_BIT, EGL_OPENGL_ES_BIT);
eglGetConfigAttrib(display, config, EGL_SURFACE_TYPE, &surfaceType);
ASSERT_EQ(surfaceType & EGL_WINDOW_BIT, EGL_WINDOW_BIT);
eglGetConfigAttrib(display, config, EGL_TRANSPARENT_TYPE, &transparentType);
ASSERT_EQ(transparentType, EGL_NONE);
if (IsEGLDisplayExtensionEnabled(display, "EGL_EXT_pixel_format_float"))
{
eglGetConfigAttrib(display, config, EGL_COLOR_COMPONENT_TYPE_EXT, &colorComponentType);
ASSERT_EQ(colorComponentType, EGL_COLOR_COMPONENT_TYPE_FIXED_EXT);
}
}
// Check that all of the configs that have the default attribute values are are defaultConfigs,
// and all that don't aren't:
for (EGLConfig config : allConfigs)
{
EGLint colorBufferType, level, renderableType, surfaceType, transparentType;
EGLint colorComponentType = EGL_COLOR_COMPONENT_TYPE_FIXED_EXT;
eglGetConfigAttrib(display, config, EGL_COLOR_BUFFER_TYPE, &colorBufferType);
eglGetConfigAttrib(display, config, EGL_LEVEL, &level);
eglGetConfigAttrib(display, config, EGL_RENDERABLE_TYPE, &renderableType);
eglGetConfigAttrib(display, config, EGL_SURFACE_TYPE, &surfaceType);
eglGetConfigAttrib(display, config, EGL_TRANSPARENT_TYPE, &transparentType);
if (IsEGLDisplayExtensionEnabled(display, "EGL_EXT_pixel_format_float"))
{
eglGetConfigAttrib(display, config, EGL_COLOR_COMPONENT_TYPE_EXT, &colorComponentType);
}
bool isADefault =
((colorBufferType == EGL_RGB_BUFFER) && (level == 0) &&
((renderableType & EGL_OPENGL_ES_BIT) == EGL_OPENGL_ES_BIT) &&
((surfaceType & EGL_WINDOW_BIT) == EGL_WINDOW_BIT) && (transparentType == EGL_NONE) &&
(colorComponentType == EGL_COLOR_COMPONENT_TYPE_FIXED_EXT));
EGLint thisConfigID;
eglGetConfigAttrib(display, config, EGL_CONFIG_ID, &thisConfigID);
bool foundInDefaultConfigs = false;
// Attempt to find this config ID in defaultConfigs:
for (EGLConfig defaultConfig : defaultConfigs)
{
EGLint defaultConfigID;
eglGetConfigAttrib(display, defaultConfig, EGL_CONFIG_ID, &defaultConfigID);
if (defaultConfigID == thisConfigID)
{
foundInDefaultConfigs = true;
}
}
ASSERT_EQ(isADefault, foundInDefaultConfigs);
}
}
} // namespace angle
ANGLE_INSTANTIATE_TEST(EGLChooseConfigTest,
ES2_D3D11(),
ES2_D3D9(),
ES2_METAL(),
ES2_OPENGL(),
ES2_OPENGLES(),
ES2_VULKAN());