src/mesa/drivers/dri/common/utils.h

   1 /*
   2  * (C) Copyright IBM Corporation 2002, 2004
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * on the rights to use, copy, modify, merge, publish, distribute, sub
   9  * license, and/or sell copies of the Software, and to permit persons to whom
  10  * the Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
  19  * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Ian Romanick <idr@us.ibm.com>
  26  */
  27
  28 #ifndef DRI_DEBUG_H
  29 #define DRI_DEBUG_H
  30
  31 #include <GL/gl.h>
  32 #include <GL/internal/dri_interface.h>
  33 #include "main/context.h"
  34 #include "main/remap.h"
  35
  36 typedef struct __DRIutilversionRec2    __DRIutilversion2;
  37
  38 struct dri_debug_control {
  39     const char * string;
  40     unsigned     flag;
  41 };
  42
  43 /**
  44  * Description of the API for an extension to OpenGL.
  45  */
  46 struct dri_extension {
  47     /**
  48      * Name of the extension.
  49      */
  50     const char * name;
  51
  52
  53     /**
  54      * Pointer to a list of \c dri_extension_function structures.  The list
  55      * is terminated by a structure with a \c NULL
  56      * \c dri_extension_function::strings pointer.
  57      */
  58     const struct gl_function_remap * functions;
  59 };
  60
  61 /**
  62  * Used to store a version which includes a major range instead of a single
  63  * major version number.
  64  */
  65 struct __DRIutilversionRec2 {
  66     int    major_min;    /** min allowed Major version number. */
  67     int    major_max;    /** max allowed Major version number. */
  68     int    minor;        /**< Minor version number. */
  69     int    patch;        /**< Patch-level. */
  70 };
  71
  72 extern unsigned driParseDebugString( const char * debug,
  73     const struct dri_debug_control * control );
  74
  75 extern unsigned driGetRendererString( char * buffer,
  76     const char * hardware_name, const char * driver_date, GLuint agp_mode );
  77
  78 extern void driInitExtensions( GLcontext * ctx,
  79     const struct dri_extension * card_extensions, GLboolean enable_imaging );
  80
  81 extern void driInitSingleExtension( GLcontext * ctx,
  82     const struct dri_extension * ext );
  83
  84 extern GLboolean driCheckDriDdxDrmVersions2(const char * driver_name,
  85     const __DRIversion * driActual, const __DRIversion * driExpected,
  86     const __DRIversion * ddxActual, const __DRIversion * ddxExpected,
  87     const __DRIversion * drmActual, const __DRIversion * drmExpected);
  88
  89 extern GLboolean driCheckDriDdxDrmVersions3(const char * driver_name,
  90     const __DRIversion * driActual, const __DRIversion * driExpected,
  91     const __DRIversion * ddxActual, const __DRIutilversion2 * ddxExpected,
  92     const __DRIversion * drmActual, const __DRIversion * drmExpected);
  93
  94 extern GLboolean driClipRectToFramebuffer( const GLframebuffer *buffer,
  95                                            GLint *x, GLint *y,
  96                                            GLsizei *width, GLsizei *height );
  97
  98 struct __DRIconfigRec {
  99     __GLcontextModes modes;
 100 };
 101
 102 extern __DRIconfig **
 103 driCreateConfigs(GLenum fb_format, GLenum fb_type,
 104                  const uint8_t * depth_bits, const uint8_t * stencil_bits,
 105                  unsigned num_depth_stencil_bits,
 106                  const GLenum * db_modes, unsigned num_db_modes,
 107                  const uint8_t * msaa_samples, unsigned num_msaa_modes);
 108
 109 __DRIconfig **driConcatConfigs(__DRIconfig **a,
 110                                __DRIconfig **b);
 111
 112 int
 113 driGetConfigAttrib(const __DRIconfig *config,
 114                    unsigned int attrib, unsigned int *value);
 115 int
 116 driIndexConfigAttrib(const __DRIconfig *config, int index,
 117                      unsigned int *attrib, unsigned int *value);
 118
 119 #endif /* DRI_DEBUG_H */