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
  30 /**
  31  * Flags passed to _mesa_meta_begin().
  32  * XXX these flags may evolve...
  33  */
  34 /*@{*/
  35 #define META_ALPHA_TEST      0x1
  36 #define META_BLEND           0x2  /**< includes logicop */
  37 #define META_COLOR_MASK      0x4
  38 #define META_DEPTH_TEST      0x8
  39 #define META_FOG            0x10
  40 #define META_RASTERIZATION  0x20
  41 #define META_SCISSOR        0x40
  42 #define META_SHADER         0x80
  43 #define META_STENCIL_TEST  0x100
  44 #define META_TRANSFORM     0x200 /**< modelview, projection */
  45 #define META_TEXTURE       0x400
  46 #define META_VERTEX        0x800
  47 #define META_VIEWPORT     0x1000
  48 #define META_ALL            ~0x0
  49 /*@}*/
  50
  51
  52 extern void
  53 _mesa_meta_init(GLcontext *ctx);
  54
  55 extern void
  56 _mesa_meta_free(GLcontext *ctx);
  57
  58 extern void
  59 _mesa_meta_blit_framebuffer(GLcontext *ctx,
  60                             GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
  61                             GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
  62                             GLbitfield mask, GLenum filter);
  63
  64 extern void
  65 _mesa_meta_clear(GLcontext *ctx, GLbitfield buffers);
  66
  67 extern void
  68 _mesa_meta_copy_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
  69                        GLsizei width, GLsizei height,
  70                        GLint dstx, GLint dsty, GLenum type);
  71
  72 extern void
  73 _mesa_meta_draw_pixels(GLcontext *ctx,
  74                        GLint x, GLint y, GLsizei width, GLsizei height,
  75                        GLenum format, GLenum type,
  76                        const struct gl_pixelstore_attrib *unpack,
  77                        const GLvoid *pixels);
  78
  79
  80 #endif /* META_H */