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// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "GLSnapshotTesting.h"
#include "OpenGLTestContext.h"
#include <gtest/gtest.h>
namespace emugl {
// Line width settings to attempt
static const GLfloat kGLES2TestLineWidths[] = {2.0f};
class SnapshotGlLineWidthTest : public SnapshotSetValueTest<GLfloat>,
public ::testing::WithParamInterface<GLfloat> {
void stateCheck(GLfloat expected) override {
GLfloat lineWidthRange[2];
gl->glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, lineWidthRange);
GLfloat lineWidth;
gl->glGetFloatv(GL_LINE_WIDTH, &lineWidth);
if (expected <= lineWidthRange[1]) {
EXPECT_EQ(expected, lineWidth);
}
}
void stateChange() override { gl->glLineWidth(GetParam()); }
};
TEST_P(SnapshotGlLineWidthTest, SetLineWidth) {
setExpectedValues(1.0f, GetParam());
doCheckedSnapshot();
}
INSTANTIATE_TEST_SUITE_P(GLES2SnapshotRasterization,
SnapshotGlLineWidthTest,
::testing::ValuesIn(kGLES2TestLineWidths));
class SnapshotGlCullFaceTest : public SnapshotSetValueTest<GLenum>,
public ::testing::WithParamInterface<GLenum> {
void stateCheck(GLenum expected) override {
EXPECT_TRUE(compareGlobalGlInt(gl, GL_CULL_FACE_MODE, expected));
}
void stateChange() override { gl->glCullFace(GetParam()); }
};
TEST_P(SnapshotGlCullFaceTest, SetCullFaceMode) {
setExpectedValues(GL_BACK, GetParam());
doCheckedSnapshot();
}
INSTANTIATE_TEST_SUITE_P(GLES2SnapshotRasterization,
SnapshotGlCullFaceTest,
::testing::ValuesIn(kGLES2CullFaceModes));
class SnapshotGlFrontFaceTest : public SnapshotSetValueTest<GLenum>,
public ::testing::WithParamInterface<GLenum> {
void stateCheck(GLenum expected) override {
EXPECT_TRUE(compareGlobalGlInt(gl, GL_FRONT_FACE, expected));
}
void stateChange() override { gl->glFrontFace(GetParam()); }
};
TEST_P(SnapshotGlFrontFaceTest, SetFrontFaceMode) {
setExpectedValues(GL_CCW, GetParam());
doCheckedSnapshot();
}
INSTANTIATE_TEST_SUITE_P(GLES2SnapshotRasterization,
SnapshotGlFrontFaceTest,
::testing::ValuesIn(kGLES2FrontFaceModes));
class SnapshotGlPolygonOffsetTest
: public SnapshotSetValueTest<GLfloat*> {
void stateCheck(GLfloat* expected) override {
EXPECT_TRUE(compareGlobalGlFloat(gl, GL_POLYGON_OFFSET_FACTOR,
expected[0]));
EXPECT_TRUE(
compareGlobalGlFloat(gl, GL_POLYGON_OFFSET_UNITS, expected[1]));
}
void stateChange() override {
gl->glPolygonOffset(0.5f, 0.5f);
}
};
TEST_F(SnapshotGlPolygonOffsetTest, SetPolygonOffset) {
GLfloat defaultOffset[2] = {0.0f, 0.0f};
GLfloat testOffset[2] = {0.5f, 0.5f};
setExpectedValues(defaultOffset, testOffset);
doCheckedSnapshot();
}
} // namespace emugl
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