/* * Mesa 3-D graphics library * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. * Copyright (c) 2008-2009 VMware, Inc. * Copyright (c) 2012 Intel Corporation * * 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 GLFORMATS_H #define GLFORMATS_H #include #ifdef __cplusplus extern "C" { #endif extern void _mesa_compute_component_mapping(GLenum inFormat, GLenum outFormat, GLubyte *map); extern GLboolean _mesa_type_is_packed(GLenum type); extern GLint _mesa_sizeof_type( GLenum type ); extern GLint _mesa_sizeof_packed_type( GLenum type ); extern GLint _mesa_components_in_format( GLenum format ); extern GLint _mesa_bytes_per_pixel( GLenum format, GLenum type ); extern GLint _mesa_bytes_per_vertex_attrib(GLint comps, GLenum type); extern GLboolean _mesa_is_type_unsigned(GLenum type); extern GLboolean _mesa_is_enum_format_unsized(GLenum format); extern GLboolean _mesa_is_enum_format_unorm(GLenum format); extern GLboolean _mesa_is_enum_format_snorm(GLenum format); extern GLboolean _mesa_is_enum_format_integer(GLenum format); extern GLboolean _mesa_is_enum_format_unsigned_int(GLenum format); extern GLboolean _mesa_is_enum_format_signed_int(GLenum format); extern GLboolean _mesa_is_color_format(GLenum format); extern GLboolean _mesa_is_depth_format(GLenum format); extern GLboolean _mesa_is_stencil_format(GLenum format); extern GLboolean _mesa_is_ycbcr_format(GLenum format); extern GLboolean _mesa_is_depthstencil_format(GLenum format); extern GLboolean _mesa_is_depth_or_stencil_format(GLenum format); extern GLboolean _mesa_is_compressed_format(const struct gl_context *ctx, GLenum format); extern GLenum _mesa_base_format_to_integer_format(GLenum format); extern GLenum _mesa_unpack_format_to_base_format(GLenum format); extern GLboolean _mesa_base_format_has_channel(GLenum base_format, GLenum pname); extern GLint _mesa_base_format_component_count(GLenum base_format); extern GLenum _mesa_generic_compressed_format_to_uncompressed_format(GLenum format); extern GLenum _mesa_get_nongeneric_internalformat(GLenum format); extern GLenum _mesa_get_linear_internalformat(GLenum format); extern GLenum _mesa_error_check_format_and_type(const struct gl_context *ctx, GLenum format, GLenum type); extern GLenum _mesa_es_error_check_format_and_type(GLenum format, GLenum type, unsigned dimensions); extern GLenum _mesa_es3_error_check_format_and_type(const struct gl_context *ctx, GLenum format, GLenum type, GLenum internalFormat); extern GLint _mesa_base_tex_format(const struct gl_context *ctx, GLint internalFormat ); extern uint32_t _mesa_format_from_format_and_type(GLenum format, GLenum type); #ifdef __cplusplus } #endif #endif /* GLFORMATS_H */