/* * Mesa 3-D graphics library * * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ #ifndef API_VALIDATE_H #define API_VALIDATE_H #include "mtypes.h" #ifdef __cplusplus extern "C" { #endif struct gl_buffer_object; struct gl_context; struct gl_transform_feedback_object; extern GLenum _mesa_valid_prim_mode(struct gl_context *ctx, GLenum mode); extern void _mesa_update_valid_to_render_state(struct gl_context *ctx); /** * Is 'mode' a valid value for glBegin(), glDrawArrays(), glDrawElements(), * etc? The set of legal values depends on whether geometry shaders/programs * are supported. * Note: This may be called during display list compilation. */ static inline bool _mesa_is_valid_prim_mode(const struct gl_context *ctx, GLenum mode) { /* All primitive types are less than 32, which allows us to use a mask. */ return mode < 32 && (1u << mode) & ctx->SupportedPrimMask; } #ifdef __cplusplus } #endif #endif