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 #include "pipe/p_compiler.h"
  16 #include "pipe/p_screen.h"
  17 #include "postprocess/filters.h"
  18 #include "hgl_context.h"
  19
  20 #include "bitmap_wrapper.h"
  21
  22
  23
  24 class GalliumContext {
  25 public:
  26                                                         GalliumContext(ulong options);
  27                                                         ~GalliumContext();
  28
  29                 void                            Lock();
  30                 void                            Unlock();
  31
  32                 context_id                      CreateContext(Bitmap* bitmap);
  33                 void                            DestroyContext(context_id contextID);
  34                 context_id                      GetCurrentContext() { return fCurrentContext; };
  35                 status_t                        SetCurrentContext(Bitmap *bitmap,
  36                                                                 context_id contextID);
  37
  38                 status_t                        SwapBuffers(context_id contextID);
  39
  40                 bool                            Validate(uint32 width, uint32 height);
  41                 void                            Invalidate(uint32 width, uint32 height);
  42
  43 private:
  44                 status_t                        CreateScreen();
  45                 void                            Flush();
  46
  47                 ulong                           fOptions;
  48                 struct pipe_screen*     fScreen;
  49
  50                 // Context Management
  51                 struct hgl_context*     fContext[CONTEXT_MAX];
  52                 context_id                      fCurrentContext;
  53                 mtx_t                   fMutex;
  54 };
  55
  56
  57 #endif /* GALLIUMCONTEXT_H */