src/mesa/main/fbobject.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.1
   4  *
   5  * Copyright (C) 1999-2008  Brian Paul   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 FBOBJECT_H
  27 #define FBOBJECT_H
  28
  29 #include "compiler.h"
  30 #include "glheader.h"
  31
  32 struct gl_context;
  33 struct gl_texture_object;
  34
  35
  36 /**
  37  * Is the given FBO a user-created FBO?
  38  */
  39 static inline GLboolean
  40 _mesa_is_user_fbo(const struct gl_framebuffer *fb)
  41 {
  42    return fb->Name != 0;
  43 }
  44
  45
  46 /**
  47  * Is the given FBO a window system FBO (like an X window)?
  48  */
  49 static inline GLboolean
  50 _mesa_is_winsys_fbo(const struct gl_framebuffer *fb)
  51 {
  52    return fb->Name == 0;
  53 }
  54
  55
  56
  57 extern void
  58 _mesa_init_fbobjects(struct gl_context *ctx);
  59
  60 extern struct gl_framebuffer *
  61 _mesa_get_incomplete_framebuffer(void);
  62
  63 extern struct gl_renderbuffer *
  64 _mesa_lookup_renderbuffer(struct gl_context *ctx, GLuint id);
  65
  66 extern struct gl_framebuffer *
  67 _mesa_lookup_framebuffer(struct gl_context *ctx, GLuint id);
  68
  69 extern struct gl_renderbuffer_attachment *
  70 _mesa_get_attachment(struct gl_context *ctx, struct gl_framebuffer *fb,
  71                      GLenum attachment);
  72
  73
  74 /** Return the texture image for a renderbuffer attachment */
  75 static inline struct gl_texture_image *
  76 _mesa_get_attachment_teximage(struct gl_renderbuffer_attachment *att)
  77 {
  78    assert(att->Type == GL_TEXTURE);
  79    return att->Texture->Image[att->CubeMapFace][att->TextureLevel];
  80 }
  81
  82
  83 /** Return the (const) texture image for a renderbuffer attachment */
  84 static inline const struct gl_texture_image *
  85 _mesa_get_attachment_teximage_const(const struct gl_renderbuffer_attachment *att)
  86 {
  87    assert(att->Type == GL_TEXTURE);
  88    return att->Texture->Image[att->CubeMapFace][att->TextureLevel];
  89 }
  90
  91
  92 extern void
  93 _mesa_remove_attachment(struct gl_context *ctx,
  94                         struct gl_renderbuffer_attachment *att);
  95
  96 extern void
  97 _mesa_set_texture_attachment(struct gl_context *ctx,
  98                              struct gl_framebuffer *fb,
  99                              struct gl_renderbuffer_attachment *att,
 100                              struct gl_texture_object *texObj,
 101                              GLenum texTarget, GLuint level, GLuint zoffset);
 102
 103 extern void
 104 _mesa_set_renderbuffer_attachment(struct gl_context *ctx,
 105                                   struct gl_renderbuffer_attachment *att,
 106                                   struct gl_renderbuffer *rb);
 107
 108 extern void
 109 _mesa_framebuffer_renderbuffer(struct gl_context *ctx,
 110                                struct gl_framebuffer *fb,
 111                                GLenum attachment, struct gl_renderbuffer *rb);
 112
 113 extern void
 114 _mesa_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb);
 115
 116 extern void
 117 _mesa_test_framebuffer_completeness(struct gl_context *ctx,
 118                                     struct gl_framebuffer *fb);
 119
 120 extern GLboolean
 121 _mesa_is_legal_color_format(const struct gl_context *ctx, GLenum baseFormat);
 122
 123 extern GLenum
 124 _mesa_base_fbo_format(struct gl_context *ctx, GLenum internalFormat);
 125
 126 extern GLboolean GLAPIENTRY
 127 _mesa_IsRenderbuffer(GLuint renderbuffer);
 128
 129 extern void GLAPIENTRY
 130 _mesa_BindRenderbuffer(GLenum target, GLuint renderbuffer);
 131
 132 extern void GLAPIENTRY
 133 _mesa_DeleteRenderbuffers(GLsizei n, const GLuint *renderbuffers);
 134
 135 extern void GLAPIENTRY
 136 _mesa_GenRenderbuffers(GLsizei n, GLuint *renderbuffers);
 137
 138 extern void GLAPIENTRY
 139 _mesa_RenderbufferStorage(GLenum target, GLenum internalformat,
 140                              GLsizei width, GLsizei height);
 141
 142 extern void GLAPIENTRY
 143 _mesa_RenderbufferStorageMultisample(GLenum target, GLsizei samples,
 144                                      GLenum internalformat,
 145                                      GLsizei width, GLsizei height);
 146
 147 extern void GLAPIENTRY
 148 _es_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
 149                            GLsizei width, GLsizei height);
 150
 151 extern void GLAPIENTRY
 152 _mesa_EGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image);
 153
 154 extern void GLAPIENTRY
 155 _mesa_GetRenderbufferParameteriv(GLenum target, GLenum pname,
 156                                     GLint *params);
 157
 158 extern GLboolean GLAPIENTRY
 159 _mesa_IsFramebuffer(GLuint framebuffer);
 160
 161 extern void GLAPIENTRY
 162 _mesa_BindFramebuffer(GLenum target, GLuint framebuffer);
 163
 164 extern void GLAPIENTRY
 165 _mesa_DeleteFramebuffers(GLsizei n, const GLuint *framebuffers);
 166
 167 extern void GLAPIENTRY
 168 _mesa_GenFramebuffers(GLsizei n, GLuint *framebuffers);
 169
 170 extern GLenum GLAPIENTRY
 171 _mesa_CheckFramebufferStatus(GLenum target);
 172
 173 extern void GLAPIENTRY
 174 _mesa_FramebufferTexture1D(GLenum target, GLenum attachment,
 175                               GLenum textarget, GLuint texture, GLint level);
 176
 177 extern void GLAPIENTRY
 178 _mesa_FramebufferTexture2D(GLenum target, GLenum attachment,
 179                               GLenum textarget, GLuint texture, GLint level);
 180
 181 extern void GLAPIENTRY
 182 _mesa_FramebufferTexture3D(GLenum target, GLenum attachment,
 183                               GLenum textarget, GLuint texture,
 184                               GLint level, GLint zoffset);
 185
 186 extern void GLAPIENTRY
 187 _mesa_FramebufferTextureLayer(GLenum target, GLenum attachment,
 188                                  GLuint texture, GLint level, GLint layer);
 189
 190 extern void GLAPIENTRY
 191 _mesa_FramebufferRenderbuffer(GLenum target, GLenum attachment,
 192                                  GLenum renderbuffertarget,
 193                                  GLuint renderbuffer);
 194
 195 extern void GLAPIENTRY
 196 _mesa_GetFramebufferAttachmentParameteriv(GLenum target, GLenum attachment,
 197                                              GLenum pname, GLint *params);
 198
 199 extern void GLAPIENTRY
 200 _mesa_GenerateMipmap(GLenum target);
 201
 202
 203 extern void GLAPIENTRY
 204 _mesa_BlitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
 205                          GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
 206                          GLbitfield mask, GLenum filter);
 207
 208 extern void GLAPIENTRY
 209 _mesa_InvalidateSubFramebuffer(GLenum target, GLsizei numAttachments,
 210                                const GLenum *attachments, GLint x, GLint y,
 211                                GLsizei width, GLsizei height);
 212
 213 extern void GLAPIENTRY
 214 _mesa_InvalidateFramebuffer(GLenum target, GLsizei numAttachments,
 215                             const GLenum *attachments);
 216
 217 #endif /* FBOBJECT_H */