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      1 /**************************************************************************
      2  *
      3  * Copyright 2007 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 
     29 #include "main/context.h"
     30 #include "main/debug_output.h"
     31 #include "program/prog_print.h"
     32 
     33 #include "pipe/p_state.h"
     34 #include "pipe/p_shader_tokens.h"
     35 #include "tgsi/tgsi_dump.h"
     36 
     37 #include "cso_cache/cso_cache.h"
     38 
     39 #include "st_context.h"
     40 #include "st_debug.h"
     41 #include "st_program.h"
     42 
     43 
     44 
     45 #ifdef DEBUG
     46 int ST_DEBUG = 0;
     47 
     48 static const struct debug_named_value st_debug_flags[] = {
     49    { "mesa",     DEBUG_MESA, NULL },
     50    { "tgsi",     DEBUG_TGSI, NULL },
     51    { "constants",DEBUG_CONSTANTS, NULL },
     52    { "pipe",     DEBUG_PIPE, NULL },
     53    { "tex",      DEBUG_TEX, NULL },
     54    { "fallback", DEBUG_FALLBACK, NULL },
     55    { "screen",   DEBUG_SCREEN, NULL },
     56    { "query",    DEBUG_QUERY, NULL },
     57    { "draw",     DEBUG_DRAW, NULL },
     58    { "buffer",   DEBUG_BUFFER, NULL },
     59    { "wf",       DEBUG_WIREFRAME, NULL },
     60    { "precompile",  DEBUG_PRECOMPILE, NULL },
     61    { "gremedy",  DEBUG_GREMEDY, "Enable GREMEDY debug extensions" },
     62    { "noreadpixcache", DEBUG_NOREADPIXCACHE, NULL },
     63    DEBUG_NAMED_VALUE_END
     64 };
     65 
     66 DEBUG_GET_ONCE_FLAGS_OPTION(st_debug, "ST_DEBUG", st_debug_flags, 0)
     67 #endif
     68 
     69 
     70 void
     71 st_debug_init(void)
     72 {
     73 #ifdef DEBUG
     74    ST_DEBUG = debug_get_option_st_debug();
     75 #endif
     76 }
     77 
     78 
     79 
     80 /**
     81  * Print current state.  May be called from inside gdb to see currently
     82  * bound vertex/fragment shaders and associated constants.
     83  */
     84 void
     85 st_print_current(void)
     86 {
     87    GET_CURRENT_CONTEXT(ctx);
     88    struct st_context *st = st_context(ctx);
     89 
     90 #if 0
     91    int i;
     92 
     93    printf("Vertex Transform Inputs:\n");
     94    for (i = 0; i < st->vp->state.num_inputs; i++) {
     95       printf("  Slot %d:  VERT_ATTRIB_%d\n", i, st->vp->index_to_input[i]);
     96    }
     97 #endif
     98 
     99    if (st->vp->variants)
    100       tgsi_dump( st->vp->variants[0].tgsi.tokens, 0 );
    101    if (st->vp->Base.Parameters)
    102       _mesa_print_parameter_list(st->vp->Base.Parameters);
    103 
    104    tgsi_dump(st->fp->tgsi.tokens, 0);
    105    if (st->fp->Base.Parameters)
    106       _mesa_print_parameter_list(st->fp->Base.Parameters);
    107 }
    108 
    109 
    110 /**
    111  * Installed as pipe_debug_callback when GL_DEBUG_OUTPUT is enabled.
    112  */
    113 static void
    114 st_debug_message(void *data,
    115                  unsigned *id,
    116                  enum pipe_debug_type ptype,
    117                  const char *fmt,
    118                  va_list args)
    119 {
    120    struct st_context *st = data;
    121    enum mesa_debug_source source;
    122    enum mesa_debug_type type;
    123    enum mesa_debug_severity severity;
    124 
    125    switch (ptype) {
    126    case PIPE_DEBUG_TYPE_OUT_OF_MEMORY:
    127       source = MESA_DEBUG_SOURCE_API;
    128       type = MESA_DEBUG_TYPE_ERROR;
    129       severity = MESA_DEBUG_SEVERITY_MEDIUM;
    130       break;
    131    case PIPE_DEBUG_TYPE_ERROR:
    132       source = MESA_DEBUG_SOURCE_API;
    133       type = MESA_DEBUG_TYPE_ERROR;
    134       severity = MESA_DEBUG_SEVERITY_MEDIUM;
    135       break;
    136    case PIPE_DEBUG_TYPE_SHADER_INFO:
    137       source = MESA_DEBUG_SOURCE_SHADER_COMPILER;
    138       type = MESA_DEBUG_TYPE_OTHER;
    139       severity = MESA_DEBUG_SEVERITY_NOTIFICATION;
    140       break;
    141    case PIPE_DEBUG_TYPE_PERF_INFO:
    142       source = MESA_DEBUG_SOURCE_API;
    143       type = MESA_DEBUG_TYPE_PERFORMANCE;
    144       severity = MESA_DEBUG_SEVERITY_NOTIFICATION;
    145       break;
    146    case PIPE_DEBUG_TYPE_INFO:
    147       source = MESA_DEBUG_SOURCE_API;
    148       type = MESA_DEBUG_TYPE_OTHER;
    149       severity = MESA_DEBUG_SEVERITY_NOTIFICATION;
    150       break;
    151    case PIPE_DEBUG_TYPE_FALLBACK:
    152       source = MESA_DEBUG_SOURCE_API;
    153       type = MESA_DEBUG_TYPE_PERFORMANCE;
    154       severity = MESA_DEBUG_SEVERITY_NOTIFICATION;
    155       break;
    156    case PIPE_DEBUG_TYPE_CONFORMANCE:
    157       source = MESA_DEBUG_SOURCE_API;
    158       type = MESA_DEBUG_TYPE_OTHER;
    159       severity = MESA_DEBUG_SEVERITY_NOTIFICATION;
    160       break;
    161    default:
    162       unreachable("invalid debug type");
    163    }
    164    _mesa_gl_vdebug(st->ctx, id, source, type, severity, fmt, args);
    165 }
    166 
    167 void
    168 st_update_debug_callback(struct st_context *st)
    169 {
    170    struct pipe_context *pipe = st->pipe;
    171 
    172    if (!pipe->set_debug_callback)
    173       return;
    174 
    175    if (_mesa_get_debug_state_int(st->ctx, GL_DEBUG_OUTPUT)) {
    176       struct pipe_debug_callback cb;
    177       memset(&cb, 0, sizeof(cb));
    178       cb.async = !_mesa_get_debug_state_int(st->ctx, GL_DEBUG_OUTPUT_SYNCHRONOUS);
    179       cb.debug_message = st_debug_message;
    180       cb.data = st;
    181       pipe->set_debug_callback(pipe, &cb);
    182    } else {
    183       pipe->set_debug_callback(pipe, NULL);
    184    }
    185 }
    186