| /* |
| * Copyright (C) 2011 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. |
| */ |
| #ifndef _SYSTEM_EGL_DISPLAY_H |
| #define _SYSTEM_EGL_DISPLAY_H |
| |
| #include <assert.h> |
| #include <pthread.h> |
| #include "glUtils.h" |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| #include "EGLClientIface.h" |
| #include "GLClientState.h" |
| |
| #if __cplusplus >= 201103L |
| #include <unordered_set> |
| #else |
| #include <hash_set> |
| #endif |
| |
| #include <map> |
| |
| #define ATTRIBUTE_NONE (-1) |
| //FIXME: are we in this namespace? |
| using namespace android; |
| |
| class eglDisplay |
| { |
| public: |
| eglDisplay(); |
| ~eglDisplay(); |
| |
| bool initialize(EGLClient_eglInterface *eglIface); |
| void terminate(); |
| |
| int getVersionMajor() const { return m_major; } |
| int getVersionMinor() const { return m_minor; } |
| bool initialized() const { return m_initialized; } |
| |
| const char *queryString(EGLint name); |
| |
| const EGLClient_glesInterface *gles_iface() const { return m_gles_iface; } |
| const EGLClient_glesInterface *gles2_iface() const { return m_gles2_iface; } |
| |
| int getNumConfigs(){ return m_numConfigs; } |
| |
| EGLConfig getConfigAtIndex(uint32_t index) const; |
| uint32_t getIndexOfConfig(EGLConfig config) const; |
| bool isValidConfig(EGLConfig cfg) const; |
| |
| EGLBoolean getConfigAttrib(EGLConfig config, EGLint attrib, EGLint * value); |
| EGLBoolean setConfigAttrib(EGLConfig config, EGLint attrib, EGLint value); |
| EGLBoolean getConfigGLPixelFormat(EGLConfig config, GLenum * format); |
| EGLBoolean getConfigNativePixelFormat(EGLConfig config, uint32_t * format); |
| |
| void dumpConfig(EGLConfig config); |
| |
| void onCreateContext(EGLContext ctx); |
| void onCreateSurface(EGLSurface surface); |
| |
| void onDestroyContext(EGLContext ctx); |
| void onDestroySurface(EGLSurface surface); |
| |
| bool isContext(EGLContext ctx); |
| bool isSurface(EGLSurface ctx); |
| |
| // Needs a current context (put this near eglMakeCurrent) |
| HostDriverCaps getHostDriverCaps(int majorVersion, int minorVersion); |
| |
| private: |
| EGLClient_glesInterface *loadGLESClientAPI(const char *libName, |
| EGLClient_eglInterface *eglIface, |
| void **libHandle); |
| EGLBoolean getAttribValue(EGLConfig config, EGLint attribIdxi, EGLint * value); |
| EGLBoolean setAttribValue(EGLConfig config, EGLint attribIdxi, EGLint value); |
| void processConfigs(); |
| |
| private: |
| pthread_mutex_t m_lock; |
| bool m_initialized; |
| int m_major; |
| int m_minor; |
| int m_hostRendererVersion; |
| int m_numConfigs; |
| int m_numConfigAttribs; |
| |
| /* This is the mapping between an attribute name to it's index in any given config */ |
| std::map<EGLint, EGLint> m_attribs; |
| /* This is an array of all config's attributes values stored in the following sequencial fasion (read: v[c,a] = the value of attribute <a> of config <c>) |
| * v[0,0],..,v[0,m_numConfigAttribs-1], |
| *... |
| * v[m_numConfigs-1,0],..,v[m_numConfigs-1,m_numConfigAttribs-1] |
| */ |
| EGLint *m_configs; |
| EGLClient_glesInterface *m_gles_iface; |
| EGLClient_glesInterface *m_gles2_iface; |
| char *m_versionString; |
| char *m_vendorString; |
| char *m_extensionString; |
| |
| #if __cplusplus >= 201103L |
| typedef std::unordered_set<EGLContext> EGLContextSet; |
| typedef std::unordered_set<EGLSurface> EGLSurfaceSet; |
| #else |
| typedef std::hash_set<EGLContext> EGLContextSet; |
| typedef std::hash_set<EGLSurface> EGLSurfaceSet; |
| #endif |
| EGLContextSet m_contexts; |
| EGLSurfaceSet m_surfaces; |
| pthread_mutex_t m_ctxLock; |
| pthread_mutex_t m_surfaceLock; |
| |
| int m_hostDriverCaps_knownMajorVersion; |
| int m_hostDriverCaps_knownMinorVersion; |
| HostDriverCaps m_hostDriverCaps; |
| }; |
| |
| #endif |