diff options
Diffstat (limited to 'src/mesa/drivers/osmesa/osmesa.c')
| -rw-r--r-- | src/mesa/drivers/osmesa/osmesa.c | 100 |
1 files changed, 99 insertions, 1 deletions
diff --git a/src/mesa/drivers/osmesa/osmesa.c b/src/mesa/drivers/osmesa/osmesa.c index 5c7dcac3841..8462ab6627d 100644 --- a/src/mesa/drivers/osmesa/osmesa.c +++ b/src/mesa/drivers/osmesa/osmesa.c @@ -645,10 +645,100 @@ GLAPI OSMesaContext GLAPIENTRY OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits, GLint accumBits, OSMesaContext sharelist ) { + int attribs[100], n = 0; + + attribs[n++] = OSMESA_FORMAT; + attribs[n++] = format; + attribs[n++] = OSMESA_DEPTH_BITS; + attribs[n++] = depthBits; + attribs[n++] = OSMESA_STENCIL_BITS; + attribs[n++] = stencilBits; + attribs[n++] = OSMESA_ACCUM_BITS; + attribs[n++] = accumBits; + attribs[n++] = 0; + + return OSMesaCreateContextAttribs(attribs, sharelist); +} + + +/** + * New in Mesa 11.2 + * + * Create context with attribute list. + */ +GLAPI OSMesaContext GLAPIENTRY +OSMesaCreateContextAttribs(const int *attribList, OSMesaContext sharelist) +{ OSMesaContext osmesa; struct dd_function_table functions; GLint rind, gind, bind, aind; GLint redBits = 0, greenBits = 0, blueBits = 0, alphaBits =0; + GLenum format = OSMESA_RGBA; + GLint depthBits = 0, stencilBits = 0, accumBits = 0; + int profile = OSMESA_COMPAT_PROFILE, version_major = 1, version_minor = 0; + gl_api api_profile = API_OPENGL_COMPAT; + int i; + + for (i = 0; attribList[i]; i += 2) { + switch (attribList[i]) { + case OSMESA_FORMAT: + format = attribList[i+1]; + switch (format) { + case OSMESA_COLOR_INDEX: + case OSMESA_RGBA: + case OSMESA_BGRA: + case OSMESA_ARGB: + case OSMESA_RGB: + case OSMESA_BGR: + case OSMESA_RGB_565: + /* legal */ + break; + default: + return NULL; + } + break; + case OSMESA_DEPTH_BITS: + depthBits = attribList[i+1]; + if (depthBits < 0) + return NULL; + break; + case OSMESA_STENCIL_BITS: + stencilBits = attribList[i+1]; + if (stencilBits < 0) + return NULL; + break; + case OSMESA_ACCUM_BITS: + accumBits = attribList[i+1]; + if (accumBits < 0) + return NULL; + break; + case OSMESA_PROFILE: + profile = attribList[i+1]; + if (profile == OSMESA_COMPAT_PROFILE) + api_profile = API_OPENGL_COMPAT; + else if (profile == OSMESA_CORE_PROFILE) + api_profile = API_OPENGL_CORE; + else + return NULL; + break; + case OSMESA_CONTEXT_MAJOR_VERSION: + version_major = attribList[i+1]; + if (version_major < 1) + return NULL; + break; + case OSMESA_CONTEXT_MINOR_VERSION: + version_minor = attribList[i+1]; + if (version_minor < 0) + return NULL; + break; + case 0: + /* end of list */ + break; + default: + fprintf(stderr, "Bad attribute in OSMesaCreateContextAttribs()\n"); + return NULL; + } + } rind = gind = bind = aind = 0; if (format==OSMESA_RGBA) { @@ -742,7 +832,7 @@ OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits, functions.UpdateState = osmesa_update_state; if (!_mesa_initialize_context(&osmesa->mesa, - API_OPENGL_COMPAT, + api_profile, osmesa->gl_visual, sharelist ? &sharelist->mesa : (struct gl_context *) NULL, @@ -819,6 +909,13 @@ OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits, _mesa_compute_version(ctx); + if (ctx->Version < version_major * 10 + version_minor) { + _mesa_destroy_visual(osmesa->gl_visual); + _mesa_free_context_data(ctx); + free(osmesa); + return NULL; + } + /* Exec table initialization requires the version to be computed */ _mesa_initialize_dispatch_tables(ctx); _mesa_initialize_vbo_vtxfmt(ctx); @@ -1121,6 +1218,7 @@ struct name_function static struct name_function functions[] = { { "OSMesaCreateContext", (OSMESAproc) OSMesaCreateContext }, { "OSMesaCreateContextExt", (OSMESAproc) OSMesaCreateContextExt }, + { "OSMesaCreateContextAttribs", (OSMESAproc) OSMesaCreateContextAttribs }, { "OSMesaDestroyContext", (OSMESAproc) OSMesaDestroyContext }, { "OSMesaMakeCurrent", (OSMESAproc) OSMesaMakeCurrent }, { "OSMesaGetCurrentContext", (OSMESAproc) OSMesaGetCurrentContext }, |