src/mesa/drivers/common/meta.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.6
   4  *
   5  * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
   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  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef META_H
  27 #define META_H
  28
  29 #include "main/mtypes.h"
  30
  31 /**
  32  * \name Flags for meta operations
  33  * \{
  34  *
  35  * These flags are passed to _mesa_meta_begin().
  36  */
  37 #define MESA_META_ALL                      ~0x0
  38 #define MESA_META_ALPHA_TEST                0x1
  39 #define MESA_META_BLEND                     0x2  /**< includes logicop */
  40 #define MESA_META_COLOR_MASK                0x4
  41 #define MESA_META_DEPTH_TEST                0x8
  42 #define MESA_META_FOG                      0x10
  43 #define MESA_META_PIXEL_STORE              0x20
  44 #define MESA_META_PIXEL_TRANSFER           0x40
  45 #define MESA_META_RASTERIZATION            0x80
  46 #define MESA_META_SCISSOR                 0x100
  47 #define MESA_META_SHADER                  0x200
  48 #define MESA_META_STENCIL_TEST            0x400
  49 #define MESA_META_TRANSFORM               0x800 /**< modelview/projection matrix state */
  50 #define MESA_META_TEXTURE                0x1000
  51 #define MESA_META_VERTEX                 0x2000
  52 #define MESA_META_VIEWPORT               0x4000
  53 #define MESA_META_CLAMP_FRAGMENT_COLOR   0x8000
  54 #define MESA_META_CLAMP_VERTEX_COLOR    0x10000
  55 #define MESA_META_CONDITIONAL_RENDER    0x20000
  56 #define MESA_META_CLIP                  0x40000
  57 #define MESA_META_SELECT_FEEDBACK       0x80000
  58 #define MESA_META_MULTISAMPLE          0x100000
  59 #define MESA_META_FRAMEBUFFER_SRGB     0x200000
  60 /**\}*/
  61
  62 extern void
  63 _mesa_meta_init(struct gl_context *ctx);
  64
  65 extern void
  66 _mesa_meta_free(struct gl_context *ctx);
  67
  68 extern void
  69 _mesa_meta_begin(struct gl_context *ctx, GLbitfield state);
  70
  71 extern void
  72 _mesa_meta_end(struct gl_context *ctx);
  73
  74 extern GLboolean
  75 _mesa_meta_in_progress(struct gl_context *ctx);
  76
  77 extern void
  78 _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
  79                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
  80                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
  81                            GLbitfield mask, GLenum filter);
  82
  83 extern void
  84 _mesa_meta_Clear(struct gl_context *ctx, GLbitfield buffers);
  85
  86 extern void
  87 _mesa_meta_glsl_Clear(struct gl_context *ctx, GLbitfield buffers);
  88
  89 extern void
  90 _mesa_meta_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
  91                       GLsizei width, GLsizei height,
  92                       GLint dstx, GLint dsty, GLenum type);
  93
  94 extern void
  95 _mesa_meta_DrawPixels(struct gl_context *ctx,
  96                       GLint x, GLint y, GLsizei width, GLsizei height,
  97                       GLenum format, GLenum type,
  98                       const struct gl_pixelstore_attrib *unpack,
  99                       const GLvoid *pixels);
 100
 101 extern void
 102 _mesa_meta_Bitmap(struct gl_context *ctx,
 103                   GLint x, GLint y, GLsizei width, GLsizei height,
 104                   const struct gl_pixelstore_attrib *unpack,
 105                   const GLubyte *bitmap);
 106
 107 extern GLboolean
 108 _mesa_meta_check_generate_mipmap_fallback(struct gl_context *ctx, GLenum target,
 109                                           struct gl_texture_object *texObj);
 110
 111 extern void
 112 _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
 113                           struct gl_texture_object *texObj);
 114
 115 extern void
 116 _mesa_meta_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
 117                            struct gl_texture_image *texImage,
 118                            GLint xoffset, GLint yoffset, GLint zoffset,
 119                            struct gl_renderbuffer *rb,
 120                            GLint x, GLint y,
 121                            GLsizei width, GLsizei height);
 122
 123 extern void
 124 _mesa_meta_GetTexImage(struct gl_context *ctx,
 125                        GLenum format, GLenum type, GLvoid *pixels,
 126                        struct gl_texture_image *texImage);
 127
 128 extern void
 129 _mesa_meta_DrawTex(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 130                    GLfloat width, GLfloat height);
 131
 132 #endif /* META_H */