/* Copyright 2006-2020 The Khronos Group Inc. * SPDX-License-Identifier: Apache-2.0 */ /* Reference egl.h for EGL 1.2 * Last modified 2006/10/24 */ #ifndef __egl_h_ #define __egl_h_ /* EGL Types */ #include typedef int32_t EGLint; typedef unsigned int EGLBoolean; typedef void *EGLConfig; typedef void *EGLContext; typedef void *EGLDisplay; typedef void *EGLSurface; /* Define NativeDisplayType, NativeWindowType, NativePixmapType in egltypes.h */ #include /* EGL Versioning */ #define EGL_VERSION_1_0 1 #define EGL_VERSION_1_1 1 #define EGL_VERSION_1_2 1 /* EGL Enumerants. Exceptional cases aside, most * enums are assigned unique values starting at 0x3000. */ /* EGL aliases */ #define EGL_FALSE 0 #define EGL_TRUE 1 /* Out-of-band handle values */ /* These values may vary depending on semantics of native concepts */ #define EGL_DEFAULT_DISPLAY ((void *)0) #define EGL_NO_CONTEXT ((EGLContext)0) #define EGL_NO_DISPLAY ((EGLDisplay)0) #define EGL_NO_SURFACE ((EGLSurface)0) /* Out-of-band attribute value */ #define EGL_DONT_CARE ((EGLint)-1) /* Errors / GetError return values */ #define EGL_SUCCESS 0x3000 #define EGL_NOT_INITIALIZED 0x3001 #define EGL_BAD_ACCESS 0x3002 #define EGL_BAD_ALLOC 0x3003 #define EGL_BAD_ATTRIBUTE 0x3004 #define EGL_BAD_CONFIG 0x3005 #define EGL_BAD_CONTEXT 0x3006 #define EGL_BAD_CURRENT_SURFACE 0x3007 #define EGL_BAD_DISPLAY 0x3008 #define EGL_BAD_MATCH 0x3009 #define EGL_BAD_NATIVE_PIXMAP 0x300A #define EGL_BAD_NATIVE_WINDOW 0x300B #define EGL_BAD_PARAMETER 0x300C #define EGL_BAD_SURFACE 0x300D #define EGL_CONTEXT_LOST 0x300E /* EGL 1.1 - IMG_power_management */ /* Reserved 0x300F-0x301F for additional errors */ /* Config attributes */ #define EGL_BUFFER_SIZE 0x3020 #define EGL_ALPHA_SIZE 0x3021 #define EGL_BLUE_SIZE 0x3022 #define EGL_GREEN_SIZE 0x3023 #define EGL_RED_SIZE 0x3024 #define EGL_DEPTH_SIZE 0x3025 #define EGL_STENCIL_SIZE 0x3026 #define EGL_CONFIG_CAVEAT 0x3027 #define EGL_CONFIG_ID 0x3028 #define EGL_LEVEL 0x3029 #define EGL_MAX_PBUFFER_HEIGHT 0x302A #define EGL_MAX_PBUFFER_PIXELS 0x302B #define EGL_MAX_PBUFFER_WIDTH 0x302C #define EGL_NATIVE_RENDERABLE 0x302D #define EGL_NATIVE_VISUAL_ID 0x302E #define EGL_NATIVE_VISUAL_TYPE 0x302F #define EGL_PRESERVED_RESOURCES 0x3030 #define EGL_SAMPLES 0x3031 #define EGL_SAMPLE_BUFFERS 0x3032 #define EGL_SURFACE_TYPE 0x3033 #define EGL_TRANSPARENT_TYPE 0x3034 #define EGL_TRANSPARENT_BLUE_VALUE 0x3035 #define EGL_TRANSPARENT_GREEN_VALUE 0x3036 #define EGL_TRANSPARENT_RED_VALUE 0x3037 #define EGL_NONE 0x3038 /* Attrib list terminator */ #define EGL_BIND_TO_TEXTURE_RGB 0x3039 #define EGL_BIND_TO_TEXTURE_RGBA 0x303A #define EGL_MIN_SWAP_INTERVAL 0x303B #define EGL_MAX_SWAP_INTERVAL 0x303C #define EGL_LUMINANCE_SIZE 0x303D #define EGL_ALPHA_MASK_SIZE 0x303E #define EGL_COLOR_BUFFER_TYPE 0x303F #define EGL_RENDERABLE_TYPE 0x3040 /* Reserved 0x3041-0x304F for additional config attributes */ /* Config attribute values */ #define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */ #define EGL_NON_CONFORMANT_CONFIG 0x3051 /* EGL_CONFIG_CAVEAT value */ #define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */ #define EGL_RGB_BUFFER 0x308E /* EGL_COLOR_BUFFER_TYPE value */ #define EGL_LUMINANCE_BUFFER 0x308F /* EGL_COLOR_BUFFER_TYPE value */ /* More config attribute values, for EGL_TEXTURE_FORMAT */ #define EGL_NO_TEXTURE 0x305C #define EGL_TEXTURE_RGB 0x305D #define EGL_TEXTURE_RGBA 0x305E #define EGL_TEXTURE_2D 0x305F /* Config attribute mask bits */ #define EGL_PBUFFER_BIT 0x01 /* EGL_SURFACE_TYPE mask bits */ #define EGL_PIXMAP_BIT 0x02 /* EGL_SURFACE_TYPE mask bits */ #define EGL_WINDOW_BIT 0x04 /* EGL_SURFACE_TYPE mask bits */ #define EGL_OPENGL_ES_BIT 0x01 /* EGL_RENDERABLE_TYPE mask bits */ #define EGL_OPENVG_BIT 0x02 /* EGL_RENDERABLE_TYPE mask bits */ /* QueryString targets */ #define EGL_VENDOR 0x3053 #define EGL_VERSION 0x3054 #define EGL_EXTENSIONS 0x3055 #define EGL_CLIENT_APIS 0x308D /* QuerySurface / CreatePbufferSurface targets */ #define EGL_HEIGHT 0x3056 #define EGL_WIDTH 0x3057 #define EGL_LARGEST_PBUFFER 0x3058 #define EGL_TEXTURE_FORMAT 0x3080 #define EGL_TEXTURE_TARGET 0x3081 #define EGL_MIPMAP_TEXTURE 0x3082 #define EGL_MIPMAP_LEVEL 0x3083 #define EGL_RENDER_BUFFER 0x3086 #define EGL_COLORSPACE 0x3087 #define EGL_ALPHA_FORMAT 0x3088 #define EGL_HORIZONTAL_RESOLUTION 0x3090 #define EGL_VERTICAL_RESOLUTION 0x3091 #define EGL_PIXEL_ASPECT_RATIO 0x3092 #define EGL_SWAP_BEHAVIOR 0x3093 /* EGL_RENDER_BUFFER values / BindTexImage / ReleaseTexImage buffer targets */ #define EGL_BACK_BUFFER 0x3084 #define EGL_SINGLE_BUFFER 0x3085 /* OpenVG color spaces */ #define EGL_COLORSPACE_sRGB 0x3089 /* EGL_COLORSPACE value */ #define EGL_COLORSPACE_LINEAR 0x308A /* EGL_COLORSPACE value */ /* OpenVG alpha formats */ #define EGL_ALPHA_FORMAT_NONPRE 0x308B /* EGL_ALPHA_FORMAT value */ #define EGL_ALPHA_FORMAT_PRE 0x308C /* EGL_ALPHA_FORMAT value */ /* Constant scale factor by which fractional display resolutions & * aspect ratio are scaled when queried as integer values. */ #define EGL_DISPLAY_SCALING 10000 /* Unknown display resolution/aspect ratio */ #define EGL_UNKNOWN ((EGLint)-1) /* Back buffer swap behaviors */ #define EGL_BUFFER_PRESERVED 0x3094 /* EGL_SWAP_BEHAVIOR value */ #define EGL_BUFFER_DESTROYED 0x3095 /* EGL_SWAP_BEHAVIOR value */ /* CreatePbufferFromClientBuffer buffer types */ #define EGL_OPENVG_IMAGE 0x3096 /* QueryContext targets */ #define EGL_CONTEXT_CLIENT_TYPE 0x3097 /* BindAPI/QueryAPI targets */ #define EGL_OPENGL_ES_API 0x30A0 #define EGL_OPENVG_API 0x30A1 /* GetCurrentSurface targets */ #define EGL_DRAW 0x3059 #define EGL_READ 0x305A /* WaitNative engines */ #define EGL_CORE_NATIVE_ENGINE 0x305B /* EGL extensions must request enum blocks from the OpenGL ARB * Secretary, who maintains the EGL enumerant registry. */ /* EGL Functions */ EGLint eglGetError(); EGLDisplay eglGetDisplay(NativeDisplayType display_id); EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor); EGLBoolean eglTerminate(EGLDisplay dpy); const char *eglQueryString(EGLDisplay dpy, EGLint name); EGLBoolean eglGetConfigs(EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config); EGLBoolean eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config); EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value); EGLSurface eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config, NativeWindowType win, const EGLint *attrib_list); EGLSurface eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list); EGLSurface eglCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list); EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface); EGLBoolean eglQuerySurface(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value); EGLBoolean eglBindAPI(EGLenum api); EGLenum eglQueryAPI(void); EGLBoolean eglWaitClient(void); EGLBoolean eglReleaseThread(void); EGLSurface eglCreatePbufferFromClientBuffer( EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, EGLConfig config, const EGLint *attrib_list); EGLBoolean eglSurfaceAttrib(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value); EGLBoolean eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); EGLBoolean eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval); EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint *attrib_list); EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx); EGLBoolean eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx); EGLContext eglGetCurrentContext(void); EGLSurface eglGetCurrentSurface(EGLint readdraw); EGLDisplay eglGetCurrentDisplay(void); EGLBoolean eglQueryContext(EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value); EGLBoolean eglWaitGL(void); EGLBoolean eglWaitNative(EGLint engine); EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface surface); EGLBoolean eglCopyBuffers(EGLDisplay dpy, EGLSurface surface, NativePixmapType target); void (*eglGetProcAddress(const char *procname))(); #endif /* __egl_h_ */