src/gallium/state_trackers/dri/dri_screen.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2009, VMware, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
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  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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  25  *
  26  **************************************************************************/
  27 /*
  28  * Author: Keith Whitwell <keithw@vmware.com>
  29  * Author: Jakob Bornecrantz <wallbraker@gmail.com>
  30  */
  31
  32 #ifndef DRI_SCREEN_H
  33 #define DRI_SCREEN_H
  34
  35 #include "dri_util.h"
  36 #include "xmlconfig.h"
  37
  38 #include "pipe/p_compiler.h"
  39 #include "pipe/p_context.h"
  40 #include "pipe/p_state.h"
  41 #include "state_tracker/st_api.h"
  42 #include "state_tracker/opencl_interop.h"
  43 #include "os/os_thread.h"
  44 #include "postprocess/filters.h"
  45
  46 struct dri_context;
  47 struct dri_drawable;
  48 struct pipe_loader_device;
  49
  50 struct dri_screen
  51 {
  52    /* st_api */
  53    struct st_manager base;
  54    struct st_api *st_api;
  55
  56    /* on old libGL's invalidate doesn't get called as it should */
  57    boolean broken_invalidate;
  58
  59    /* dri */
  60    __DRIscreen *sPriv;
  61    boolean throttling_enabled;
  62    int default_throttle_frames;
  63
  64    /** Configuration cache with default values for all contexts */
  65    driOptionCache optionCacheDefaults;
  66
  67    /** The screen's effective configuration options */
  68    driOptionCache optionCache;
  69
  70    struct st_config_options options;
  71
  72    /* Which postprocessing filters are enabled. */
  73    unsigned pp_enabled[PP_FILTERS];
  74
  75    /* drm */
  76    int fd;
  77    boolean can_share_buffer;
  78
  79    struct pipe_loader_device *dev;
  80
  81    /* gallium */
  82    boolean d_depth_bits_last;
  83    boolean sd_depth_bits_last;
  84    boolean auto_fake_front;
  85    boolean has_reset_status_query;
  86    enum pipe_texture_target target;
  87
  88    /* hooks filled in by dri2 & drisw */
  89    __DRIimage * (*lookup_egl_image)(struct dri_screen *ctx, void *handle);
  90
  91    /* OpenCL interop */
  92    mtx_t opencl_func_mutex;
  93    opencl_dri_event_add_ref_t opencl_dri_event_add_ref;
  94    opencl_dri_event_release_t opencl_dri_event_release;
  95    opencl_dri_event_wait_t opencl_dri_event_wait;
  96    opencl_dri_event_get_fence_t opencl_dri_event_get_fence;
  97 };
  98
  99 /** cast wrapper */
 100 static inline struct dri_screen *
 101 dri_screen(__DRIscreen * sPriv)
 102 {
 103    return (struct dri_screen *)sPriv->driverPrivate;
 104 }
 105
 106 struct __DRIimageRec {
 107    struct pipe_resource *texture;
 108    unsigned level;
 109    unsigned layer;
 110    uint32_t dri_format;
 111    uint32_t dri_components;
 112    unsigned use;
 113
 114    void *loader_private;
 115
 116    /**
 117     * Provided by EGL_EXT_image_dma_buf_import.
 118     */
 119    enum __DRIYUVColorSpace yuv_color_space;
 120    enum __DRISampleRange sample_range;
 121    enum __DRIChromaSiting horizontal_siting;
 122    enum __DRIChromaSiting vertical_siting;
 123
 124 };
 125
 126 static inline boolean
 127 dri_with_format(__DRIscreen * sPriv)
 128 {
 129    const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader;
 130
 131    return loader
 132        && (loader->base.version >= 3)
 133        && (loader->getBuffersWithFormat != NULL);
 134 }
 135
 136 void
 137 dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
 138                    const struct gl_config *mode);
 139
 140 unsigned
 141 dri_init_options_get_screen_flags(struct dri_screen *screen,
 142                                   const char* driver_name);
 143
 144 const __DRIconfig **
 145 dri_init_screen_helper(struct dri_screen *screen,
 146                        struct pipe_screen *pscreen);
 147
 148 void
 149 dri_destroy_screen_helper(struct dri_screen * screen);
 150
 151 void
 152 dri_destroy_screen(__DRIscreen * sPriv);
 153
 154 extern const struct __DriverAPIRec dri_kms_driver_api;
 155
 156 extern const struct __DriverAPIRec galliumdrm_driver_api;
 157 extern const __DRIextension *galliumdrm_driver_extensions[];
 158 extern const struct __DriverAPIRec galliumsw_driver_api;
 159 extern const __DRIextension *galliumsw_driver_extensions[];
 160 extern const __DRIconfigOptionsExtension gallium_config_options;
 161
 162 #endif
 163
 164 /* vim: set sw=3 ts=8 sts=3 expandtab: */