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72 lines
2.2 KiB
72 lines
2.2 KiB
// Copyright (C) 2018 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "OpenGLESDispatch/OpenGLDispatchLoader.h"
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#include "base/testing/TestSystem.h"
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namespace emugl {
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// Global dispatch object with functions overridden for snapshot testing
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const GLESv2Dispatch* getSnapshotTestDispatch();
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// SnapshotTestDispatch - a GL dispatcher with some of its functions overridden
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// that can act as a drop-in replacement for GLESv2Dispatch. These functions are
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// given wrappers that perform a test of the GL snapshot when they are called.
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//
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// It uses the FrameBuffer to perform the snapshot; thus will only work in an
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// environment where the FrameBuffer exists.
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class SnapshotTestDispatch : public GLESv2Dispatch {
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public:
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SnapshotTestDispatch();
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protected:
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void overrideFunctions();
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void saveSnapshot();
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void loadSnapshot();
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static void testDraw(std::function<void()> doDraw);
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static void test_glDrawArrays(GLenum mode, GLint first, GLsizei count) {
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testDraw([&] {
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LazyLoadedGLESv2Dispatch::get()->glDrawArrays(mode, first, count);
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});
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}
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static void test_glDrawElements(GLenum mode,
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GLsizei count,
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GLenum type,
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const GLvoid* indices) {
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testDraw([&] {
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LazyLoadedGLESv2Dispatch::get()->glDrawElements(mode, count, type,
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indices);
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});
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}
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bool mValid = false;
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int mLoadCount = 0;
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android::base::TestSystem mTestSystem;
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std::string mSnapshotPath = {};
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std::string mSnapshotFile = {};
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std::string mTextureFile = {};
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};
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} // namespace emugl
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