src/mesa/drivers/common/meta.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * 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 #define MESA_META_OCCLUSION_QUERY      0x400000
  61 /**\}*/
  62
  63 extern void
  64 _mesa_meta_init(struct gl_context *ctx);
  65
  66 extern void
  67 _mesa_meta_free(struct gl_context *ctx);
  68
  69 extern void
  70 _mesa_meta_begin(struct gl_context *ctx, GLbitfield state);
  71
  72 extern void
  73 _mesa_meta_end(struct gl_context *ctx);
  74
  75 extern GLboolean
  76 _mesa_meta_in_progress(struct gl_context *ctx);
  77
  78 extern void
  79 _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
  80                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
  81                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
  82                            GLbitfield mask, GLenum filter);
  83
  84 extern void
  85 _mesa_meta_Clear(struct gl_context *ctx, GLbitfield buffers);
  86
  87 extern void
  88 _mesa_meta_glsl_Clear(struct gl_context *ctx, GLbitfield buffers);
  89
  90 extern void
  91 _mesa_meta_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
  92                       GLsizei width, GLsizei height,
  93                       GLint dstx, GLint dsty, GLenum type);
  94
  95 extern void
  96 _mesa_meta_DrawPixels(struct gl_context *ctx,
  97                       GLint x, GLint y, GLsizei width, GLsizei height,
  98                       GLenum format, GLenum type,
  99                       const struct gl_pixelstore_attrib *unpack,
 100                       const GLvoid *pixels);
 101
 102 extern void
 103 _mesa_meta_Bitmap(struct gl_context *ctx,
 104                   GLint x, GLint y, GLsizei width, GLsizei height,
 105                   const struct gl_pixelstore_attrib *unpack,
 106                   const GLubyte *bitmap);
 107
 108 extern GLboolean
 109 _mesa_meta_check_generate_mipmap_fallback(struct gl_context *ctx, GLenum target,
 110                                           struct gl_texture_object *texObj);
 111
 112 extern void
 113 _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
 114                           struct gl_texture_object *texObj);
 115
 116 extern void
 117 _mesa_meta_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
 118                            struct gl_texture_image *texImage,
 119                            GLint xoffset, GLint yoffset, GLint slice,
 120                            struct gl_renderbuffer *rb,
 121                            GLint x, GLint y,
 122                            GLsizei width, GLsizei height);
 123
 124 extern void
 125 _mesa_meta_GetTexImage(struct gl_context *ctx,
 126                        GLenum format, GLenum type, GLvoid *pixels,
 127                        struct gl_texture_image *texImage);
 128
 129 extern void
 130 _mesa_meta_DrawTex(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 131                    GLfloat width, GLfloat height);
 132
 133 #endif /* META_H */