src/mesa/drivers/dri/nouveau/nouveau_texture.h

   1 /*
   2  * Copyright (C) 2009 Francisco Jerez.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining
   6  * a copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sublicense, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the
  14  * next paragraph) shall be included in all copies or substantial
  15  * portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  */
  26
  27 #ifndef __NOUVEAU_TEXTURE_H__
  28 #define __NOUVEAU_TEXTURE_H__
  29
  30 struct nouveau_teximage {
  31         struct gl_texture_image base;
  32         struct nouveau_surface surface;
  33         struct {
  34                 struct nouveau_surface surface;
  35                 int x, y;
  36         } transfer;
  37 };
  38 #define to_nouveau_teximage(x) ((struct nouveau_teximage *)(x))
  39
  40 struct nouveau_texture {
  41         struct gl_texture_object base;
  42         struct nouveau_surface surfaces[MAX_TEXTURE_LEVELS];
  43         GLboolean dirty;
  44 };
  45 #define to_nouveau_texture(x) ((struct nouveau_texture *)(x))
  46
  47 #define texture_dirty(t) \
  48         to_nouveau_texture(t)->dirty = GL_TRUE
  49
  50 void
  51 nouveau_set_texbuffer(__DRIcontext *dri_ctx,
  52                       GLint target, GLint format,
  53                       __DRIdrawable *draw);
  54
  55 GLboolean
  56 nouveau_texture_validate(struct gl_context *ctx, struct gl_texture_object *t);
  57
  58 void
  59 nouveau_texture_reallocate(struct gl_context *ctx, struct gl_texture_object *t);
  60
  61 #endif