| /* 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 <sys/types.h> |
| |
| 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/egltypes.h> |
| |
| /* 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_ */ |
