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Diffstat (limited to 'mesalib/src/mesa/main/texstate.h')
-rw-r--r-- | mesalib/src/mesa/main/texstate.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/texstate.h b/mesalib/src/mesa/main/texstate.h new file mode 100644 index 000000000..17ac68000 --- /dev/null +++ b/mesalib/src/mesa/main/texstate.h @@ -0,0 +1,91 @@ +/** + * \file texstate.h + * Texture state management. + */ + +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 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 + * BRIAN PAUL 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 TEXSTATE_H +#define TEXSTATE_H + + +#include "mtypes.h" + + +/** + * Return pointer to current texture unit. + * This the texture unit set by glActiveTexture(), not glClientActiveTexture(). + */ +static INLINE struct gl_texture_unit * +_mesa_get_current_tex_unit(GLcontext *ctx) +{ + ASSERT(ctx->Texture.CurrentUnit < Elements(ctx->Texture.Unit)); + return &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]); +} + + +extern void +_mesa_copy_texture_state( const GLcontext *src, GLcontext *dst ); + +extern void +_mesa_print_texunit_state( GLcontext *ctx, GLuint unit ); + + + +/** + * \name Called from API + */ +/*@{*/ + +extern void GLAPIENTRY +_mesa_ActiveTextureARB( GLenum target ); + +extern void GLAPIENTRY +_mesa_ClientActiveTextureARB( GLenum target ); + +/*@}*/ + + +/** + * \name Initialization, state maintenance + */ +/*@{*/ + +extern void +_mesa_update_texture( GLcontext *ctx, GLuint new_state ); + +extern GLboolean +_mesa_init_texture( GLcontext *ctx ); + +extern void +_mesa_free_texture_data( GLcontext *ctx ); + +extern void +_mesa_update_default_objects_texture(GLcontext *ctx); + +/*@}*/ + +#endif |