ppapi/c/dev/ppb_gles_chromium_texture_mapping_dev.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PPAPI_C_DEV_PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_H_
   6 #define PPAPI_C_DEV_PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_H_
   7
   8 #include "ppapi/c/pp_resource.h"
   9 #include "ppapi/c/ppb_opengles2.h"
  10
  11 #define PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_INTERFACE_0_1 \
  12     "PPB_GLESChromiumTextureMapping(Dev);0.1"
  13 #define PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_INTERFACE \
  14     PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_INTERFACE_0_1
  15
  16 // PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_INTERFACE is deprecated. Please use
  17 // PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE instead.
  18
  19 #define PPB_OPENGLES2_CHROMIUMMAPSUB_DEV_INTERFACE_1_0 \
  20     "PPB_OpenGLES2ChromiumMapSub(Dev);1.0"
  21
  22 // PPB_OPENGLES2_CHROMIUMMAPSUB_DEV_INTERFACE_1_0 is also deprecated.  Please
  23 // use PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE instead.
  24
  25 struct PPB_GLESChromiumTextureMapping_Dev_0_1 {
  26   // Maps the sub-image of a texture. 'level', 'xoffset', 'yoffset', 'width',
  27   // 'height', 'format' and 'type' correspond to the similarly named parameters
  28   // of TexSubImage2D, and define the sub-image region, as well as the format of
  29   // the data. 'access' must be one of GL_READ_ONLY, GL_WRITE_ONLY or
  30   // GL_READ_WRITE. If READ is included, the returned buffer will contain the
  31   // pixel data for the sub-image. If WRITE is included, the pixel data for the
  32   // sub-image will be updated to the contents of the buffer when
  33   // UnmapTexSubImage2DCHROMIUM is called. NOTE: for a GL_WRITE_ONLY map, it
  34   // means that all the values of the buffer must be written.
  35   void* (*MapTexSubImage2DCHROMIUM)(
  36      PP_Resource context,
  37      GLenum target,
  38      GLint level,
  39      GLint xoffset,
  40      GLint yoffset,
  41      GLsizei width,
  42      GLsizei height,
  43      GLenum format,
  44      GLenum type,
  45      GLenum access);
  46
  47   // Unmaps the sub-image of a texture. If the sub-image was mapped with one of
  48   // the WRITE accesses, the pixels are updated at this time to the contents of
  49   // the buffer. 'mem' must be the pointer returned by MapTexSubImage2DCHROMIUM.
  50   void (*UnmapTexSubImage2DCHROMIUM)(PP_Resource context, const void* mem);
  51 };
  52
  53 typedef struct PPB_GLESChromiumTextureMapping_Dev_0_1
  54     PPB_GLESChromiumTextureMapping_Dev;
  55
  56 #endif  // PPAPI_C_DEV_PPB_GLES_CHROMIUM_TEXTURE_MAPPING_DEV_H_