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 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 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 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 /* 28 * Author: Keith Whitwell <keithw (at) vmware.com> 29 * Author: Jakob Bornecrantz <wallbraker (at) 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 43 struct dri_context; 44 struct dri_drawable; 45 46 struct dri_screen 47 { 48 /* st_api */ 49 struct st_manager base; 50 struct st_api *st_api; 51 52 /* on old libGL's invalidate doesn't get called as it should */ 53 boolean broken_invalidate; 54 55 /* dri */ 56 __DRIscreen *sPriv; 57 int default_throttle_frames; 58 59 /** 60 * Configuration cache with default values for all contexts 61 */ 62 driOptionCache optionCache; 63 64 /* drm */ 65 int fd; 66 67 /* gallium */ 68 boolean d_depth_bits_last; 69 boolean sd_depth_bits_last; 70 boolean auto_fake_front; 71 enum pipe_texture_target target; 72 73 /* hooks filled in by dri2 & drisw */ 74 __DRIimage * (*lookup_egl_image)(struct dri_screen *ctx, void *handle); 75 }; 76 77 /** cast wrapper */ 78 static INLINE struct dri_screen * 79 dri_screen(__DRIscreen * sPriv) 80 { 81 return (struct dri_screen *)sPriv->driverPrivate; 82 } 83 84 struct __DRIimageRec { 85 struct pipe_resource *texture; 86 unsigned level; 87 unsigned layer; 88 uint32_t dri_format; 89 uint32_t dri_components; 90 91 void *loader_private; 92 }; 93 94 #ifndef __NOT_HAVE_DRM_H 95 96 static INLINE boolean 97 dri_with_format(__DRIscreen * sPriv) 98 { 99 const __DRIdri2LoaderExtension *loader = sPriv->dri2.loader; 100 101 return loader 102 && (loader->base.version >= 3) 103 && (loader->getBuffersWithFormat != NULL); 104 } 105 106 #else 107 108 static INLINE boolean 109 dri_with_format(__DRIscreen * sPriv) 110 { 111 return TRUE; 112 } 113 114 #endif 115 116 void 117 dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen, 118 const struct gl_config *mode); 119 120 const __DRIconfig ** 121 dri_init_screen_helper(struct dri_screen *screen, 122 struct pipe_screen *pscreen, 123 unsigned pixel_bits); 124 125 void 126 dri_destroy_screen_helper(struct dri_screen * screen); 127 128 void 129 dri_destroy_screen(__DRIscreen * sPriv); 130 131 #endif 132 133 /* vim: set sw=3 ts=8 sts=3 expandtab: */ 134