145 lines
4.3 KiB
C++
145 lines
4.3 KiB
C++
/*
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** Copyright 2007, 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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#ifndef ANDROID_EGL_DISPLAY_H
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#define ANDROID_EGL_DISPLAY_H
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#include <ctype.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <GLES/gl.h>
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#include <GLES/glext.h>
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#include <utils/SortedVector.h>
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#include <utils/threads.h>
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#include "egldefs.h"
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#include "hooks.h"
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// ----------------------------------------------------------------------------
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namespace android {
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// ----------------------------------------------------------------------------
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class egl_object_t;
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class egl_connection_t;
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// ----------------------------------------------------------------------------
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struct egl_config_t {
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egl_config_t() {}
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egl_config_t(int impl, EGLConfig config)
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: impl(impl), config(config), configId(0), implConfigId(0) { }
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int impl; // the implementation this config is for
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EGLConfig config; // the implementation's EGLConfig
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EGLint configId; // our CONFIG_ID
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EGLint implConfigId; // the implementation's CONFIG_ID
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inline bool operator < (const egl_config_t& rhs) const {
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if (impl < rhs.impl) return true;
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if (impl > rhs.impl) return false;
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return config < rhs.config;
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}
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};
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// ----------------------------------------------------------------------------
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class egl_display_t {
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static egl_display_t sDisplay[NUM_DISPLAYS];
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EGLDisplay getDisplay(EGLNativeDisplayType display);
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public:
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enum {
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NOT_INITIALIZED = 0,
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INITIALIZED = 1,
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TERMINATED = 2
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};
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egl_display_t();
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~egl_display_t();
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EGLBoolean initialize(EGLint *major, EGLint *minor);
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EGLBoolean terminate();
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// add object to this display's list
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void addObject(egl_object_t* object);
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// remove object from this display's list
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void removeObject(egl_object_t* object);
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// add reference to this object. returns true if this is a valid object.
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bool getObject(egl_object_t* object);
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static egl_display_t* get(EGLDisplay dpy);
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static EGLDisplay getFromNativeDisplay(EGLNativeDisplayType disp);
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inline bool isReady() const { return (refs > 0); }
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inline bool isValid() const { return magic == '_dpy'; }
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inline bool isAlive() const { return isValid(); }
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struct strings_t {
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char const * vendor;
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char const * version;
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char const * clientApi;
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char const * extensions;
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};
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struct DisplayImpl {
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DisplayImpl() : dpy(EGL_NO_DISPLAY), config(0),
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state(NOT_INITIALIZED), numConfigs(0) { }
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EGLDisplay dpy;
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EGLConfig* config;
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EGLint state;
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EGLint numConfigs;
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strings_t queryString;
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};
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private:
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uint32_t magic;
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public:
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DisplayImpl disp[IMPL_NUM_IMPLEMENTATIONS];
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EGLint numTotalConfigs;
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egl_config_t* configs;
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private:
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uint32_t refs;
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Mutex lock;
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SortedVector<egl_object_t*> objects;
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};
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// ----------------------------------------------------------------------------
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inline egl_display_t* get_display(EGLDisplay dpy) {
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return egl_display_t::get(dpy);
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}
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// ----------------------------------------------------------------------------
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egl_display_t* validate_display(EGLDisplay dpy);
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egl_connection_t* validate_display_config(EGLDisplay dpy,
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EGLConfig config, egl_display_t const*& dp);
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EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx);
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EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface);
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// ----------------------------------------------------------------------------
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}; // namespace android
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// ----------------------------------------------------------------------------
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#endif // ANDROID_EGL_DISPLAY_H
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