Subversion Repositories Kolibri OS

Rev

Go to most recent revision | Blame | Last modification | View Log | RSS feed

  1. /*
  2.  * Mesa 3-D graphics library
  3.  *
  4.  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  5.  * Copyright 2008, 2010 George Sapountzis <gsapountzis@gmail.com>
  6.  *
  7.  * Permission is hereby granted, free of charge, to any person obtaining a
  8.  * copy of this software and associated documentation files (the "Software"),
  9.  * to deal in the Software without restriction, including without limitation
  10.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11.  * and/or sell copies of the Software, and to permit persons to whom the
  12.  * Software is furnished to do so, subject to the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice shall be included
  15.  * in all copies or substantial portions of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20.  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21.  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23.  * OTHER DEALINGS IN THE SOFTWARE.
  24.  */
  25.  
  26.  
  27. #ifndef _SWRAST_PRIV_H
  28. #define _SWRAST_PRIV_H
  29.  
  30. #include <GL/gl.h>
  31. #include <GL/internal/dri_interface.h>
  32. #include "main/mtypes.h"
  33. #include "dri_util.h"
  34. #include "swrast/s_context.h"
  35.  
  36.  
  37. /**
  38.  * Debugging
  39.  */
  40. #define DEBUG_CORE      0
  41. #define DEBUG_SPAN      0
  42.  
  43. #if DEBUG_CORE
  44. #define TRACE printf("--> %s\n", __FUNCTION__)
  45. #else
  46. #define TRACE
  47. #endif
  48.  
  49. #if DEBUG_SPAN
  50. #define TRACE_SPAN printf("--> %s\n", __FUNCTION__)
  51. #else
  52. #define TRACE_SPAN
  53. #endif
  54.  
  55.  
  56. /**
  57.  * Data types
  58.  */
  59. struct dri_context
  60. {
  61.     /* mesa, base class, must be first */
  62.     struct gl_context Base;
  63.  
  64.     /* dri */
  65.     __DRIcontext *cPriv;
  66. };
  67.  
  68. static INLINE struct dri_context *
  69. dri_context(__DRIcontext * driContextPriv)
  70. {
  71.     return (struct dri_context *)driContextPriv->driverPrivate;
  72. }
  73.  
  74. static INLINE struct dri_context *
  75. swrast_context(struct gl_context *ctx)
  76. {
  77.     return (struct dri_context *) ctx;
  78. }
  79.  
  80. struct dri_drawable
  81. {
  82.     /* mesa, base class, must be first */
  83.     struct gl_framebuffer Base;
  84.  
  85.     /* dri */
  86.     __DRIdrawable *dPriv;
  87.  
  88.     /* scratch row for optimized front-buffer rendering */
  89.     char *row;
  90. };
  91.  
  92. static INLINE struct dri_drawable *
  93. dri_drawable(__DRIdrawable * driDrawPriv)
  94. {
  95.     return (struct dri_drawable *)driDrawPriv->driverPrivate;
  96. }
  97.  
  98. static INLINE struct dri_drawable *
  99. swrast_drawable(struct gl_framebuffer *fb)
  100. {
  101.     return (struct dri_drawable *) fb;
  102. }
  103.  
  104. struct dri_swrast_renderbuffer {
  105.     struct swrast_renderbuffer Base;
  106.     __DRIdrawable *dPriv;
  107.  
  108.     /* GL_MAP_*_BIT, used for mapping of front buffer. */
  109.     GLbitfield map_mode;
  110.    int map_x, map_y, map_w, map_h;
  111.  
  112.     /* renderbuffer pitch (in bytes) */
  113.     GLuint pitch;
  114.    /* bits per pixel of storage */
  115.     GLuint bpp;
  116. };
  117.  
  118. static INLINE struct dri_swrast_renderbuffer *
  119. dri_swrast_renderbuffer(struct gl_renderbuffer *rb)
  120. {
  121.     return (struct dri_swrast_renderbuffer *) rb;
  122. }
  123.  
  124.  
  125. /**
  126.  * Pixel formats we support
  127.  */
  128. #define PF_A8R8G8B8   1         /**< 32bpp TrueColor:  8-A, 8-R, 8-G, 8-B bits */
  129. #define PF_R5G6B5     2         /**< 16bpp TrueColor:  5-R, 6-G, 5-B bits */
  130. #define PF_R3G3B2     3         /**<  8bpp TrueColor:  3-R, 3-G, 2-B bits */
  131. #define PF_X8R8G8B8   4         /**< 32bpp TrueColor:  8-R, 8-G, 8-B bits */
  132.  
  133.  
  134. #endif /* _SWRAST_PRIV_H_ */
  135.