gpu/command_buffer/client/gles2_cmd_helper.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 GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
   6 #define GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
   7
   8 #include "gpu/command_buffer/client/cmd_buffer_helper.h"
   9 #include "gpu/command_buffer/common/gles2_cmd_format.h"
  10 #include "gpu/gpu_export.h"
  11
  12 namespace gpu {
  13 namespace gles2 {
  14
  15 // A class that helps write GL command buffers.
  16 class GPU_EXPORT GLES2CmdHelper : public CommandBufferHelper {
  17  public:
  18   explicit GLES2CmdHelper(CommandBuffer* command_buffer);
  19   virtual ~GLES2CmdHelper();
  20
  21   // Include the auto-generated part of this class. We split this because it
  22   // means we can easily edit the non-auto generated parts right here in this
  23   // file instead of having to edit some template or the code generator.
  24   #include "gpu/command_buffer/client/gles2_cmd_helper_autogen.h"
  25
  26   // Helpers that could not be auto-generated.
  27   // TODO(gman): Auto generate these.
  28
  29   void GetAttribLocation(
  30       GLuint program, uint32 name_shm_id, uint32 name_shm_offset,
  31       uint32 location_shm_id, uint32 location_shm_offset, uint32 data_size) {
  32     gles2::cmds::GetAttribLocation* c =
  33         GetCmdSpace<gles2::cmds::GetAttribLocation>();
  34     if (c) {
  35       c->Init(
  36           program, name_shm_id, name_shm_offset, location_shm_id,
  37           location_shm_offset, data_size);
  38     }
  39   }
  40
  41   void GetAttribLocationBucket(
  42       GLuint program, uint32 name_bucket_id,
  43       uint32 location_shm_id, uint32 location_shm_offset) {
  44     gles2::cmds::GetAttribLocationBucket* c =
  45         GetCmdSpace<gles2::cmds::GetAttribLocationBucket>();
  46     if (c) {
  47       c->Init(program, name_bucket_id, location_shm_id, location_shm_offset);
  48     }
  49   }
  50
  51   void GetUniformLocation(
  52       GLuint program, uint32 name_shm_id, uint32 name_shm_offset,
  53       uint32 location_shm_id, uint32 location_shm_offset, uint32 data_size) {
  54     gles2::cmds::GetUniformLocation* c =
  55         GetCmdSpace<gles2::cmds::GetUniformLocation>();
  56     if (c) {
  57       c->Init(
  58           program, name_shm_id, name_shm_offset, location_shm_id,
  59           location_shm_offset, data_size);
  60     }
  61   }
  62
  63   void GetUniformLocationBucket(
  64       GLuint program, uint32 name_bucket_id,
  65       uint32 location_shm_id, uint32 location_shm_offset) {
  66     gles2::cmds::GetUniformLocationBucket* c =
  67         GetCmdSpace<gles2::cmds::GetUniformLocationBucket>();
  68     if (c) {
  69       c->Init(program, name_bucket_id, location_shm_id, location_shm_offset);
  70     }
  71   }
  72
  73  private:
  74   DISALLOW_COPY_AND_ASSIGN(GLES2CmdHelper);
  75 };
  76
  77 }  // namespace gles2
  78 }  // namespace gpu
  79
  80 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_CMD_HELPER_H_
  81