src/gallium/targets/haiku-softpipe/GalliumContext.h

   1 /*
   2  * Copyright 2009, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Alexander von Gluck IV, kallisti5@unixzen.com
   7  */
   8 #ifndef GALLIUMCONTEXT_H
   9 #define GALLIUMCONTEXT_H
  10
  11
  12 #include <stddef.h>
  13 #include <kernel/image.h>
  14
  15 extern "C" {
  16 //#include "state_tracker/st_api.h"
  17 #include "pipe/p_compiler.h"
  18 #include "pipe/p_screen.h"
  19 #include "postprocess/filters.h"
  20 #include "os/os_thread.h"
  21 #include "hgl_context.h"
  22 }
  23
  24 #include "bitmap_wrapper.h"
  25
  26
  27
  28 class GalliumContext {
  29 public:
  30                                                         GalliumContext(ulong options);
  31                                                         ~GalliumContext();
  32
  33                 void                            Lock();
  34                 void                            Unlock();
  35
  36                 context_id                      CreateContext(Bitmap* bitmap);
  37                 void                            DestroyContext(context_id contextID);
  38                 context_id                      GetCurrentContext() { return fCurrentContext; };
  39                 status_t                        SetCurrentContext(Bitmap *bitmap,
  40                                                                 context_id contextID);
  41
  42                 status_t                        SwapBuffers(context_id contextID);
  43
  44                 bool                            Validate(uint32 width, uint32 height);
  45                 void                            Invalidate(uint32 width, uint32 height);
  46
  47 private:
  48                 status_t                        CreateScreen();
  49                 void                            Flush();
  50
  51                 ulong                           fOptions;
  52                 struct pipe_screen*     fScreen;
  53
  54                 // Context Management
  55                 struct hgl_context*     fContext[CONTEXT_MAX];
  56                 context_id                      fCurrentContext;
  57                 pipe_mutex                      fMutex;
  58 };
  59
  60
  61 #endif /* GALLIUMCONTEXT_H */