src/gallium/frontends/hgl/hgl_context.h

   1 /*
   2  * Copyright 2009-2014, 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 HGL_CONTEXT_H
   9 #define HGL_CONTEXT_H
  10
  11 #include "util/u_thread.h"
  12 #include "util/format/u_formats.h"
  13 #include "pipe/p_compiler.h"
  14 #include "pipe/p_screen.h"
  15 #include "postprocess/filters.h"
  16
  17 #include "frontend/api.h"
  18
  19 #include "bitmap_wrapper.h"
  20
  21
  22 #ifdef __cplusplus
  23 extern "C" {
  24 #endif
  25
  26
  27 #define CONTEXT_MAX 32
  28
  29 typedef int64 context_id;
  30
  31
  32 struct hgl_buffer
  33 {
  34         struct pipe_frontend_drawable *drawable;
  35         struct st_visual* visual;
  36
  37         unsigned width;
  38         unsigned height;
  39         unsigned mask;
  40
  41         struct pipe_screen* screen;
  42         void* winsysContext;
  43
  44         enum pipe_texture_target target;
  45         struct pipe_resource* textures[ST_ATTACHMENT_COUNT];
  46
  47         void *map;
  48 };
  49
  50
  51 struct hgl_display
  52 {
  53         mtx_t mutex;
  54
  55         struct pipe_frontend_screen *fscreen;
  56 };
  57
  58
  59 struct hgl_context
  60 {
  61         struct hgl_display* display;
  62         struct st_context* st;
  63         struct st_visual* stVisual;
  64
  65         // Post processing
  66         struct pp_queue_t* postProcess;
  67         unsigned int postProcessEnable[PP_FILTERS];
  68
  69         // Desired viewport size
  70         unsigned width;
  71         unsigned height;
  72
  73         mtx_t fbMutex;
  74
  75         struct hgl_buffer* buffer;
  76 };
  77
  78 // hgl_buffer from statetracker interface
  79 struct hgl_buffer* hgl_st_framebuffer(struct pipe_frontend_drawable *drawable);
  80
  81 // hgl framebuffer
  82 struct hgl_buffer* hgl_create_st_framebuffer(struct hgl_context* context, void *winsysContext);
  83 void hgl_destroy_st_framebuffer(struct hgl_buffer *buffer);
  84
  85 // hgl manager
  86 struct pipe_frontend_screen* hgl_create_st_manager(struct hgl_context* screen);
  87 void hgl_destroy_st_manager(struct pipe_frontend_screen *fscreen);
  88
  89 // hgl visual
  90 struct st_visual* hgl_create_st_visual(ulong options);
  91 void hgl_destroy_st_visual(struct st_visual* visual);
  92
  93 // hgl display
  94 struct hgl_display* hgl_create_display(struct pipe_screen* screen);
  95 void hgl_destroy_display(struct hgl_display *display);
  96
  97
  98 #ifdef __cplusplus
  99 }
 100 #endif
 101
 102 #endif /* HGL_CONTEXT_H */