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65 lines
2.5 KiB
65 lines
2.5 KiB
/*
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* Copyright (C) 2011 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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*/
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#pragma once
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extern "C" {
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#include "OpenGLESDispatch/RenderEGL_functions.h"
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#include "OpenGLESDispatch/RenderEGL_extensions_functions.h"
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#include "OpenGLESDispatch/RenderEGL_snapshot_functions.h"
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}
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#include "OpenGLESDispatch/RenderEGL_static_translator_namespaced_header.h"
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#include "OpenGLESDispatch/RenderEGL_extensions_static_translator_namespaced_header.h"
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#include "OpenGLESDispatch/RenderEGL_snapshot_static_translator_namespaced_header.h"
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// This header is used to define the EGLDispatch structure that contains
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// pointers to the EGL shared library used by libOpenglRender. Normally,
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// this will be our own libEGL_translator, but one could imagine a
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// vendor-specific being used instead.
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// There is a single global instance of this structure, named |s_egl|,
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// which must be initialized by calling init_egl_dispatch() before use.
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// Note that our code requires the implementation of misc EGL extensions
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// including eglSetSwapRectangleANDROID(), see RenderEGL_extensions_functions.h
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// for a full list.
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#define RENDER_EGL_DEFINE_TYPE(return_type, function_name, signature) \
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typedef return_type (EGLAPIENTRY *function_name ## _t) signature;
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#define RENDER_EGL_DECLARE_MEMBER(return_type, function_name, signature) \
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function_name ## _t function_name;
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// Define function typedefs.
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LIST_RENDER_EGL_FUNCTIONS(RENDER_EGL_DEFINE_TYPE)
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LIST_RENDER_EGL_EXTENSIONS_FUNCTIONS(RENDER_EGL_DEFINE_TYPE)
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LIST_RENDER_EGL_SNAPSHOT_FUNCTIONS(RENDER_EGL_DEFINE_TYPE)
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// Define EGLDispatch structure.
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struct EGLDispatch {
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LIST_RENDER_EGL_FUNCTIONS(RENDER_EGL_DECLARE_MEMBER)
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LIST_RENDER_EGL_EXTENSIONS_FUNCTIONS(RENDER_EGL_DECLARE_MEMBER)
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LIST_RENDER_EGL_SNAPSHOT_FUNCTIONS(RENDER_EGL_DECLARE_MEMBER)
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bool initialized = false;
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};
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// Initialize EGLDispatch function. Return true on success, false on failure.
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bool init_egl_dispatch();
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// Global EGLDispatch instance. Call init_egl_dispatch() before using it.
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extern EGLDispatch s_egl;
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