1 /* Reference egl.h for EGL 1.2 2 * Last modified 2006/10/24 3 */ 4 5 #ifndef __egl_h_ 6 #define __egl_h_ 7 8 /* EGL Types */ 9 #include <sys/types.h> 10 11 typedef int32_t EGLint; 12 typedef unsigned int EGLBoolean; 13 typedef void *EGLConfig; 14 typedef void *EGLContext; 15 typedef void *EGLDisplay; 16 typedef void *EGLSurface; 17 18 /* Define NativeDisplayType, NativeWindowType, NativePixmapType in egltypes.h */ 19 #include <EGL/egltypes.h> 20 21 /* EGL Versioning */ 22 #define EGL_VERSION_1_0 1 23 #define EGL_VERSION_1_1 1 24 #define EGL_VERSION_1_2 1 25 26 /* EGL Enumerants. Exceptional cases aside, most 27 * enums are assigned unique values starting at 0x3000. 28 */ 29 30 /* EGL aliases */ 31 #define EGL_FALSE 0 32 #define EGL_TRUE 1 33 34 /* Out-of-band handle values */ 35 /* These values may vary depending on semantics of native concepts */ 36 #define EGL_DEFAULT_DISPLAY ((void *)0) 37 #define EGL_NO_CONTEXT ((EGLContext)0) 38 #define EGL_NO_DISPLAY ((EGLDisplay)0) 39 #define EGL_NO_SURFACE ((EGLSurface)0) 40 41 /* Out-of-band attribute value */ 42 #define EGL_DONT_CARE ((EGLint)-1) 43 44 /* Errors / GetError return values */ 45 #define EGL_SUCCESS 0x3000 46 #define EGL_NOT_INITIALIZED 0x3001 47 #define EGL_BAD_ACCESS 0x3002 48 #define EGL_BAD_ALLOC 0x3003 49 #define EGL_BAD_ATTRIBUTE 0x3004 50 #define EGL_BAD_CONFIG 0x3005 51 #define EGL_BAD_CONTEXT 0x3006 52 #define EGL_BAD_CURRENT_SURFACE 0x3007 53 #define EGL_BAD_DISPLAY 0x3008 54 #define EGL_BAD_MATCH 0x3009 55 #define EGL_BAD_NATIVE_PIXMAP 0x300A 56 #define EGL_BAD_NATIVE_WINDOW 0x300B 57 #define EGL_BAD_PARAMETER 0x300C 58 #define EGL_BAD_SURFACE 0x300D 59 #define EGL_CONTEXT_LOST 0x300E /* EGL 1.1 - IMG_power_management */ 60 61 /* Reserved 0x300F-0x301F for additional errors */ 62 63 /* Config attributes */ 64 #define EGL_BUFFER_SIZE 0x3020 65 #define EGL_ALPHA_SIZE 0x3021 66 #define EGL_BLUE_SIZE 0x3022 67 #define EGL_GREEN_SIZE 0x3023 68 #define EGL_RED_SIZE 0x3024 69 #define EGL_DEPTH_SIZE 0x3025 70 #define EGL_STENCIL_SIZE 0x3026 71 #define EGL_CONFIG_CAVEAT 0x3027 72 #define EGL_CONFIG_ID 0x3028 73 #define EGL_LEVEL 0x3029 74 #define EGL_MAX_PBUFFER_HEIGHT 0x302A 75 #define EGL_MAX_PBUFFER_PIXELS 0x302B 76 #define EGL_MAX_PBUFFER_WIDTH 0x302C 77 #define EGL_NATIVE_RENDERABLE 0x302D 78 #define EGL_NATIVE_VISUAL_ID 0x302E 79 #define EGL_NATIVE_VISUAL_TYPE 0x302F 80 #define EGL_PRESERVED_RESOURCES 0x3030 81 #define EGL_SAMPLES 0x3031 82 #define EGL_SAMPLE_BUFFERS 0x3032 83 #define EGL_SURFACE_TYPE 0x3033 84 #define EGL_TRANSPARENT_TYPE 0x3034 85 #define EGL_TRANSPARENT_BLUE_VALUE 0x3035 86 #define EGL_TRANSPARENT_GREEN_VALUE 0x3036 87 #define EGL_TRANSPARENT_RED_VALUE 0x3037 88 #define EGL_NONE 0x3038 /* Attrib list terminator */ 89 #define EGL_BIND_TO_TEXTURE_RGB 0x3039 90 #define EGL_BIND_TO_TEXTURE_RGBA 0x303A 91 #define EGL_MIN_SWAP_INTERVAL 0x303B 92 #define EGL_MAX_SWAP_INTERVAL 0x303C 93 #define EGL_LUMINANCE_SIZE 0x303D 94 #define EGL_ALPHA_MASK_SIZE 0x303E 95 #define EGL_COLOR_BUFFER_TYPE 0x303F 96 #define EGL_RENDERABLE_TYPE 0x3040 97 98 /* Reserved 0x3041-0x304F for additional config attributes */ 99 100 /* Config attribute values */ 101 #define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */ 102 #define EGL_NON_CONFORMANT_CONFIG 0x3051 /* EGL_CONFIG_CAVEAT value */ 103 #define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */ 104 #define EGL_RGB_BUFFER 0x308E /* EGL_COLOR_BUFFER_TYPE value */ 105 #define EGL_LUMINANCE_BUFFER 0x308F /* EGL_COLOR_BUFFER_TYPE value */ 106 107 /* More config attribute values, for EGL_TEXTURE_FORMAT */ 108 #define EGL_NO_TEXTURE 0x305C 109 #define EGL_TEXTURE_RGB 0x305D 110 #define EGL_TEXTURE_RGBA 0x305E 111 #define EGL_TEXTURE_2D 0x305F 112 113 /* Config attribute mask bits */ 114 #define EGL_PBUFFER_BIT 0x01 /* EGL_SURFACE_TYPE mask bits */ 115 #define EGL_PIXMAP_BIT 0x02 /* EGL_SURFACE_TYPE mask bits */ 116 #define EGL_WINDOW_BIT 0x04 /* EGL_SURFACE_TYPE mask bits */ 117 #define EGL_OPENGL_ES_BIT 0x01 /* EGL_RENDERABLE_TYPE mask bits */ 118 #define EGL_OPENVG_BIT 0x02 /* EGL_RENDERABLE_TYPE mask bits */ 119 120 /* QueryString targets */ 121 #define EGL_VENDOR 0x3053 122 #define EGL_VERSION 0x3054 123 #define EGL_EXTENSIONS 0x3055 124 #define EGL_CLIENT_APIS 0x308D 125 126 /* QuerySurface / CreatePbufferSurface targets */ 127 #define EGL_HEIGHT 0x3056 128 #define EGL_WIDTH 0x3057 129 #define EGL_LARGEST_PBUFFER 0x3058 130 #define EGL_TEXTURE_FORMAT 0x3080 131 #define EGL_TEXTURE_TARGET 0x3081 132 #define EGL_MIPMAP_TEXTURE 0x3082 133 #define EGL_MIPMAP_LEVEL 0x3083 134 #define EGL_RENDER_BUFFER 0x3086 135 #define EGL_COLORSPACE 0x3087 136 #define EGL_ALPHA_FORMAT 0x3088 137 #define EGL_HORIZONTAL_RESOLUTION 0x3090 138 #define EGL_VERTICAL_RESOLUTION 0x3091 139 #define EGL_PIXEL_ASPECT_RATIO 0x3092 140 #define EGL_SWAP_BEHAVIOR 0x3093 141 142 /* EGL_RENDER_BUFFER values / BindTexImage / ReleaseTexImage buffer targets */ 143 #define EGL_BACK_BUFFER 0x3084 144 #define EGL_SINGLE_BUFFER 0x3085 145 146 /* OpenVG color spaces */ 147 #define EGL_COLORSPACE_sRGB 0x3089 /* EGL_COLORSPACE value */ 148 #define EGL_COLORSPACE_LINEAR 0x308A /* EGL_COLORSPACE value */ 149 150 /* OpenVG alpha formats */ 151 #define EGL_ALPHA_FORMAT_NONPRE 0x308B /* EGL_ALPHA_FORMAT value */ 152 #define EGL_ALPHA_FORMAT_PRE 0x308C /* EGL_ALPHA_FORMAT value */ 153 154 /* Constant scale factor by which fractional display resolutions & 155 * aspect ratio are scaled when queried as integer values. 156 */ 157 #define EGL_DISPLAY_SCALING 10000 158 159 /* Unknown display resolution/aspect ratio */ 160 #define EGL_UNKNOWN ((EGLint)-1) 161 162 /* Back buffer swap behaviors */ 163 #define EGL_BUFFER_PRESERVED 0x3094 /* EGL_SWAP_BEHAVIOR value */ 164 #define EGL_BUFFER_DESTROYED 0x3095 /* EGL_SWAP_BEHAVIOR value */ 165 166 /* CreatePbufferFromClientBuffer buffer types */ 167 #define EGL_OPENVG_IMAGE 0x3096 168 169 /* QueryContext targets */ 170 #define EGL_CONTEXT_CLIENT_TYPE 0x3097 171 172 /* BindAPI/QueryAPI targets */ 173 #define EGL_OPENGL_ES_API 0x30A0 174 #define EGL_OPENVG_API 0x30A1 175 176 /* GetCurrentSurface targets */ 177 #define EGL_DRAW 0x3059 178 #define EGL_READ 0x305A 179 180 /* WaitNative engines */ 181 #define EGL_CORE_NATIVE_ENGINE 0x305B 182 183 /* EGL extensions must request enum blocks from the OpenGL ARB 184 * Secretary, who maintains the EGL enumerant registry. 185 */ 186 187 188 189 /* EGL Functions */ 190 191 EGLint eglGetError(); 192 193 EGLDisplay eglGetDisplay(NativeDisplayType display_id); 194 EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor); 195 EGLBoolean eglTerminate(EGLDisplay dpy); 196 197 const char *eglQueryString(EGLDisplay dpy, EGLint name); 198 199 EGLBoolean eglGetConfigs(EGLDisplay dpy, EGLConfig *configs, 200 EGLint config_size, EGLint *num_config); 201 EGLBoolean eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, 202 EGLConfig *configs, EGLint config_size, 203 EGLint *num_config); 204 EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, 205 EGLint attribute, EGLint *value); 206 207 EGLSurface eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config, 208 NativeWindowType win, 209 const EGLint *attrib_list); 210 EGLSurface eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, 211 const EGLint *attrib_list); 212 EGLSurface eglCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, 213 NativePixmapType pixmap, 214 const EGLint *attrib_list); 215 EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface); 216 EGLBoolean eglQuerySurface(EGLDisplay dpy, EGLSurface surface, 217 EGLint attribute, EGLint *value); 218 219 EGLBoolean eglBindAPI(EGLenum api); 220 EGLenum eglQueryAPI(void); 221 222 EGLBoolean eglWaitClient(void); 223 224 EGLBoolean eglReleaseThread(void); 225 226 EGLSurface eglCreatePbufferFromClientBuffer( 227 EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, 228 EGLConfig config, const EGLint *attrib_list); 229 230 EGLBoolean eglSurfaceAttrib(EGLDisplay dpy, EGLSurface surface, 231 EGLint attribute, EGLint value); 232 EGLBoolean eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); 233 EGLBoolean eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); 234 235 236 EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval); 237 238 239 EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config, 240 EGLContext share_context, 241 const EGLint *attrib_list); 242 EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx); 243 EGLBoolean eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, 244 EGLSurface read, EGLContext ctx); 245 246 EGLContext eglGetCurrentContext(void); 247 EGLSurface eglGetCurrentSurface(EGLint readdraw); 248 EGLDisplay eglGetCurrentDisplay(void); 249 EGLBoolean eglQueryContext(EGLDisplay dpy, EGLContext ctx, 250 EGLint attribute, EGLint *value); 251 252 EGLBoolean eglWaitGL(void); 253 EGLBoolean eglWaitNative(EGLint engine); 254 EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface surface); 255 EGLBoolean eglCopyBuffers(EGLDisplay dpy, EGLSurface surface, 256 NativePixmapType target); 257 258 void (*eglGetProcAddress(const char *procname))(); 259 260 #endif /* __egl_h_ */ 261