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Rev | Author | Line No. | Line |
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4358 | Serge | 1 | /************************************************************************** |
5063 | serge | 2 | * |
4358 | Serge | 3 | * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. |
4 | * Copyright (c) 2008 VMware, Inc. |
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5 | * All Rights Reserved. |
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5063 | serge | 6 | * |
4358 | Serge | 7 | * Permission is hereby granted, free of charge, to any person obtaining a |
8 | * copy of this software and associated documentation files (the |
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9 | * "Software"), to deal in the Software without restriction, including |
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10 | * without limitation the rights to use, copy, modify, merge, publish, |
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11 | * distribute, sub license, and/or sell copies of the Software, and to |
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12 | * permit persons to whom the Software is furnished to do so, subject to |
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13 | * the following conditions: |
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5063 | serge | 14 | * |
4358 | Serge | 15 | * The above copyright notice and this permission notice (including the |
16 | * next paragraph) shall be included in all copies or substantial portions |
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17 | * of the Software. |
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5063 | serge | 18 | * |
4358 | Serge | 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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22 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
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23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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24 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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25 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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5063 | serge | 26 | * |
4358 | Serge | 27 | **************************************************************************/ |
28 | |||
29 | |||
5063 | serge | 30 | #include "pipe/p_config.h" |
4358 | Serge | 31 | |
32 | #include "pipe/p_compiler.h" |
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5063 | serge | 33 | #include "util/u_debug.h" |
34 | #include "pipe/p_format.h" |
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35 | #include "pipe/p_state.h" |
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36 | #include "util/u_inlines.h" |
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4358 | Serge | 37 | #include "util/u_format.h" |
5063 | serge | 38 | #include "util/u_memory.h" |
39 | #include "util/u_string.h" |
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40 | #include "util/u_math.h" |
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41 | #include "util/u_tile.h" |
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4358 | Serge | 42 | #include "util/u_prim.h" |
43 | #include "util/u_surface.h" |
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44 | |||
45 | #include |
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46 | #include |
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47 | #include |
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48 | |||
49 | void _debug_vprintf(const char *format, va_list ap) |
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50 | { |
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51 | static char buf[4096] = {'\0'}; |
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52 | #if defined(PIPE_OS_WINDOWS) || defined(PIPE_SUBSYSTEM_EMBEDDED) |
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53 | /* We buffer until we find a newline. */ |
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54 | size_t len = strlen(buf); |
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55 | int ret = util_vsnprintf(buf + len, sizeof(buf) - len, format, ap); |
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56 | if(ret > (int)(sizeof(buf) - len - 1) || util_strchr(buf + len, '\n')) { |
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57 | os_log_message(buf); |
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58 | buf[0] = '\0'; |
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59 | } |
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60 | #else |
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61 | util_vsnprintf(buf, sizeof(buf), format, ap); |
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62 | os_log_message(buf); |
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63 | #endif |
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64 | } |
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65 | |||
66 | |||
67 | #ifdef DEBUG |
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68 | void debug_print_blob( const char *name, |
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69 | const void *blob, |
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70 | unsigned size ) |
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71 | { |
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72 | const unsigned *ublob = (const unsigned *)blob; |
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73 | unsigned i; |
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74 | |||
75 | debug_printf("%s (%d dwords%s)\n", name, size/4, |
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76 | size%4 ? "... plus a few bytes" : ""); |
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77 | |||
78 | for (i = 0; i < size/4; i++) { |
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79 | debug_printf("%d:\t%08x\n", i, ublob[i]); |
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80 | } |
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81 | } |
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82 | #endif |
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83 | |||
84 | |||
85 | static boolean |
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86 | debug_get_option_should_print(void) |
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87 | { |
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88 | static boolean first = TRUE; |
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89 | static boolean value = FALSE; |
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90 | |||
91 | if (!first) |
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92 | return value; |
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93 | |||
94 | /* Oh hey this will call into this function, |
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95 | * but its cool since we set first to false |
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96 | */ |
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97 | first = FALSE; |
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98 | value = debug_get_bool_option("GALLIUM_PRINT_OPTIONS", FALSE); |
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99 | /* XXX should we print this option? Currently it wont */ |
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100 | return value; |
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101 | } |
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102 | |||
103 | const char * |
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104 | debug_get_option(const char *name, const char *dfault) |
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105 | { |
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106 | const char *result; |
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107 | |||
108 | result = os_get_option(name); |
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109 | if(!result) |
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110 | result = dfault; |
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111 | |||
112 | if (debug_get_option_should_print()) |
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113 | debug_printf("%s: %s = %s\n", __FUNCTION__, name, result ? result : "(null)"); |
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5063 | serge | 114 | |
4358 | Serge | 115 | return result; |
116 | } |
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117 | |||
118 | boolean |
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119 | debug_get_bool_option(const char *name, boolean dfault) |
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120 | { |
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121 | const char *str = os_get_option(name); |
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122 | boolean result; |
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5063 | serge | 123 | |
4358 | Serge | 124 | if(str == NULL) |
125 | result = dfault; |
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126 | else if(!util_strcmp(str, "n")) |
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127 | result = FALSE; |
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128 | else if(!util_strcmp(str, "no")) |
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129 | result = FALSE; |
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130 | else if(!util_strcmp(str, "0")) |
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131 | result = FALSE; |
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132 | else if(!util_strcmp(str, "f")) |
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133 | result = FALSE; |
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134 | else if(!util_strcmp(str, "F")) |
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135 | result = FALSE; |
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136 | else if(!util_strcmp(str, "false")) |
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137 | result = FALSE; |
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138 | else if(!util_strcmp(str, "FALSE")) |
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139 | result = FALSE; |
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140 | else |
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141 | result = TRUE; |
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142 | |||
143 | if (debug_get_option_should_print()) |
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144 | debug_printf("%s: %s = %s\n", __FUNCTION__, name, result ? "TRUE" : "FALSE"); |
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5063 | serge | 145 | |
4358 | Serge | 146 | return result; |
147 | } |
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148 | |||
149 | |||
150 | long |
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151 | debug_get_num_option(const char *name, long dfault) |
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152 | { |
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153 | long result; |
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154 | const char *str; |
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5063 | serge | 155 | |
4358 | Serge | 156 | str = os_get_option(name); |
157 | if(!str) |
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158 | result = dfault; |
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159 | else { |
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160 | long sign; |
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161 | char c; |
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162 | c = *str++; |
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163 | if(c == '-') { |
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164 | sign = -1; |
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165 | c = *str++; |
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5063 | serge | 166 | } |
4358 | Serge | 167 | else { |
168 | sign = 1; |
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169 | } |
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170 | result = 0; |
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171 | while('0' <= c && c <= '9') { |
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172 | result = result*10 + (c - '0'); |
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173 | c = *str++; |
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174 | } |
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175 | result *= sign; |
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176 | } |
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177 | |||
178 | if (debug_get_option_should_print()) |
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179 | debug_printf("%s: %s = %li\n", __FUNCTION__, name, result); |
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180 | |||
181 | return result; |
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182 | } |
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183 | |||
184 | static boolean str_has_option(const char *str, const char *name) |
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185 | { |
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186 | /* Empty string. */ |
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187 | if (!*str) { |
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188 | return FALSE; |
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189 | } |
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190 | |||
191 | /* OPTION=all */ |
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192 | if (!util_strcmp(str, "all")) { |
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193 | return TRUE; |
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194 | } |
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195 | |||
196 | /* Find 'name' in 'str' surrounded by non-alphanumeric characters. */ |
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197 | { |
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198 | const char *start = str; |
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199 | unsigned name_len = strlen(name); |
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200 | |||
201 | /* 'start' is the beginning of the currently-parsed word, |
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202 | * we increment 'str' each iteration. |
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203 | * if we find either the end of string or a non-alphanumeric character, |
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204 | * we compare 'start' up to 'str-1' with 'name'. */ |
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205 | |||
206 | while (1) { |
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207 | if (!*str || !(isalnum(*str) || *str == '_')) { |
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208 | if (str-start == name_len && |
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209 | !memcmp(start, name, name_len)) { |
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210 | return TRUE; |
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211 | } |
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212 | |||
213 | if (!*str) { |
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214 | return FALSE; |
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215 | } |
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216 | |||
217 | start = str+1; |
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218 | } |
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219 | |||
220 | str++; |
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221 | } |
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222 | } |
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223 | |||
224 | return FALSE; |
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225 | } |
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226 | |||
227 | unsigned long |
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5063 | serge | 228 | debug_get_flags_option(const char *name, |
4358 | Serge | 229 | const struct debug_named_value *flags, |
230 | unsigned long dfault) |
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231 | { |
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232 | unsigned long result; |
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233 | const char *str; |
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234 | const struct debug_named_value *orig = flags; |
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235 | unsigned namealign = 0; |
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5063 | serge | 236 | |
4358 | Serge | 237 | str = os_get_option(name); |
238 | if(!str) |
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239 | result = dfault; |
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240 | else if (!util_strcmp(str, "help")) { |
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241 | result = dfault; |
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242 | _debug_printf("%s: help for %s:\n", __FUNCTION__, name); |
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243 | for (; flags->name; ++flags) |
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244 | namealign = MAX2(namealign, strlen(flags->name)); |
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245 | for (flags = orig; flags->name; ++flags) |
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246 | _debug_printf("| %*s [0x%0*lx]%s%s\n", namealign, flags->name, |
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247 | (int)sizeof(unsigned long)*CHAR_BIT/4, flags->value, |
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248 | flags->desc ? " " : "", flags->desc ? flags->desc : ""); |
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249 | } |
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250 | else { |
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251 | result = 0; |
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252 | while( flags->name ) { |
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253 | if (str_has_option(str, flags->name)) |
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254 | result |= flags->value; |
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255 | ++flags; |
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256 | } |
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257 | } |
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258 | |||
259 | if (debug_get_option_should_print()) { |
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260 | if (str) { |
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261 | debug_printf("%s: %s = 0x%lx (%s)\n", __FUNCTION__, name, result, str); |
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262 | } else { |
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263 | debug_printf("%s: %s = 0x%lx\n", __FUNCTION__, name, result); |
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264 | } |
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265 | } |
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266 | |||
267 | return result; |
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268 | } |
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269 | |||
270 | |||
5063 | serge | 271 | void _debug_assert_fail(const char *expr, |
272 | const char *file, |
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273 | unsigned line, |
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274 | const char *function) |
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4358 | Serge | 275 | { |
276 | _debug_printf("%s:%u:%s: Assertion `%s' failed.\n", file, line, function, expr); |
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277 | if (debug_get_bool_option("GALLIUM_ABORT_ON_ASSERT", TRUE)) |
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278 | os_abort(); |
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279 | else |
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280 | _debug_printf("continuing...\n"); |
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281 | } |
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282 | |||
283 | |||
284 | const char * |
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5063 | serge | 285 | debug_dump_enum(const struct debug_named_value *names, |
4358 | Serge | 286 | unsigned long value) |
287 | { |
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288 | static char rest[64]; |
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5063 | serge | 289 | |
4358 | Serge | 290 | while(names->name) { |
291 | if(names->value == value) |
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292 | return names->name; |
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293 | ++names; |
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294 | } |
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295 | |||
296 | util_snprintf(rest, sizeof(rest), "0x%08lx", value); |
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297 | return rest; |
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298 | } |
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299 | |||
300 | |||
301 | const char * |
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5063 | serge | 302 | debug_dump_enum_noprefix(const struct debug_named_value *names, |
4358 | Serge | 303 | const char *prefix, |
304 | unsigned long value) |
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305 | { |
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306 | static char rest[64]; |
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5063 | serge | 307 | |
4358 | Serge | 308 | while(names->name) { |
309 | if(names->value == value) { |
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310 | const char *name = names->name; |
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311 | while (*name == *prefix) { |
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312 | name++; |
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313 | prefix++; |
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314 | } |
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315 | return name; |
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316 | } |
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317 | ++names; |
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318 | } |
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319 | |||
320 | |||
5063 | serge | 321 | |
4358 | Serge | 322 | util_snprintf(rest, sizeof(rest), "0x%08lx", value); |
323 | return rest; |
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324 | } |
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325 | |||
326 | |||
327 | const char * |
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5063 | serge | 328 | debug_dump_flags(const struct debug_named_value *names, |
4358 | Serge | 329 | unsigned long value) |
330 | { |
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331 | static char output[4096]; |
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332 | static char rest[256]; |
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333 | int first = 1; |
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334 | |||
335 | output[0] = '\0'; |
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336 | |||
337 | while(names->name) { |
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338 | if((names->value & value) == names->value) { |
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339 | if (!first) |
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340 | util_strncat(output, "|", sizeof(output)); |
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341 | else |
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342 | first = 0; |
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343 | util_strncat(output, names->name, sizeof(output) - 1); |
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344 | output[sizeof(output) - 1] = '\0'; |
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345 | value &= ~names->value; |
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346 | } |
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347 | ++names; |
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348 | } |
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5063 | serge | 349 | |
4358 | Serge | 350 | if (value) { |
351 | if (!first) |
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352 | util_strncat(output, "|", sizeof(output)); |
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353 | else |
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354 | first = 0; |
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5063 | serge | 355 | |
4358 | Serge | 356 | util_snprintf(rest, sizeof(rest), "0x%08lx", value); |
357 | util_strncat(output, rest, sizeof(output) - 1); |
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358 | output[sizeof(output) - 1] = '\0'; |
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359 | } |
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5063 | serge | 360 | |
4358 | Serge | 361 | if(first) |
362 | return "0"; |
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5063 | serge | 363 | |
4358 | Serge | 364 | return output; |
365 | } |
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366 | |||
367 | |||
368 | #ifdef DEBUG |
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369 | void debug_print_format(const char *msg, unsigned fmt ) |
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370 | { |
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371 | debug_printf("%s: %s\n", msg, util_format_name(fmt)); |
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372 | } |
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373 | #endif |
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374 | |||
375 | |||
376 | |||
377 | static const struct debug_named_value pipe_prim_names[] = { |
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378 | #ifdef DEBUG |
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379 | DEBUG_NAMED_VALUE(PIPE_PRIM_POINTS), |
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380 | DEBUG_NAMED_VALUE(PIPE_PRIM_LINES), |
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381 | DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_LOOP), |
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382 | DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_STRIP), |
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383 | DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLES), |
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384 | DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_STRIP), |
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385 | DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_FAN), |
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386 | DEBUG_NAMED_VALUE(PIPE_PRIM_QUADS), |
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387 | DEBUG_NAMED_VALUE(PIPE_PRIM_QUAD_STRIP), |
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388 | DEBUG_NAMED_VALUE(PIPE_PRIM_POLYGON), |
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389 | DEBUG_NAMED_VALUE(PIPE_PRIM_LINES_ADJACENCY), |
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390 | DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_STRIP_ADJACENCY), |
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391 | DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLES_ADJACENCY), |
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392 | DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY), |
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393 | #endif |
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394 | DEBUG_NAMED_VALUE_END |
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395 | }; |
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396 | |||
397 | |||
398 | const char *u_prim_name( unsigned prim ) |
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399 | { |
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400 | return debug_dump_enum(pipe_prim_names, prim); |
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401 | } |
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402 | |||
403 | |||
404 | |||
405 | #ifdef DEBUG |
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406 | int fl_indent = 0; |
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407 | const char* fl_function[1024]; |
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408 | |||
409 | int debug_funclog_enter(const char* f, const int line, const char* file) |
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410 | { |
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411 | int i; |
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412 | |||
413 | for (i = 0; i < fl_indent; i++) |
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414 | debug_printf(" "); |
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415 | debug_printf("%s\n", f); |
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416 | |||
417 | assert(fl_indent < 1023); |
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418 | fl_function[fl_indent++] = f; |
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419 | |||
420 | return 0; |
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421 | } |
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422 | |||
423 | void debug_funclog_exit(const char* f, const int line, const char* file) |
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424 | { |
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425 | --fl_indent; |
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426 | assert(fl_indent >= 0); |
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427 | assert(fl_function[fl_indent] == f); |
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428 | } |
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429 | |||
430 | void debug_funclog_enter_exit(const char* f, const int line, const char* file) |
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431 | { |
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432 | int i; |
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433 | for (i = 0; i < fl_indent; i++) |
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434 | debug_printf(" "); |
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435 | debug_printf("%s\n", f); |
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436 | } |
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437 | #endif |
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438 | |||
439 | |||
440 | |||
441 | #ifdef DEBUG |
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442 | /** |
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443 | * Dump an image to .ppm file. |
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444 | * \param format PIPE_FORMAT_x |
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445 | * \param cpp bytes per pixel |
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446 | * \param width width in pixels |
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447 | * \param height height in pixels |
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448 | * \param stride row stride in bytes |
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449 | */ |
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450 | void debug_dump_image(const char *prefix, |
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451 | enum pipe_format format, unsigned cpp, |
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452 | unsigned width, unsigned height, |
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453 | unsigned stride, |
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5063 | serge | 454 | const void *data) |
4358 | Serge | 455 | { |
456 | /* write a ppm file */ |
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457 | char filename[256]; |
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458 | unsigned char *rgb8; |
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459 | FILE *f; |
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460 | |||
461 | util_snprintf(filename, sizeof(filename), "%s.ppm", prefix); |
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462 | |||
463 | rgb8 = MALLOC(height * width * 3); |
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464 | if (!rgb8) { |
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465 | return; |
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466 | } |
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467 | |||
468 | util_format_translate( |
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469 | PIPE_FORMAT_R8G8B8_UNORM, |
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470 | rgb8, width * 3, |
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471 | 0, 0, |
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472 | format, |
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473 | data, stride, |
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474 | 0, 0, width, height); |
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475 | |||
476 | /* Must be opened in binary mode or DOS line ending causes data |
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477 | * to be read with one byte offset. |
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478 | */ |
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479 | f = fopen(filename, "wb"); |
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480 | if (f) { |
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481 | fprintf(f, "P6\n"); |
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482 | fprintf(f, "# ppm-file created by gallium\n"); |
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483 | fprintf(f, "%i %i\n", width, height); |
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484 | fprintf(f, "255\n"); |
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485 | fwrite(rgb8, 1, height * width * 3, f); |
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486 | fclose(f); |
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487 | } |
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488 | else { |
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489 | fprintf(stderr, "Can't open %s for writing\n", filename); |
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490 | } |
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491 | |||
492 | FREE(rgb8); |
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493 | } |
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494 | |||
495 | /* FIXME: dump resources, not surfaces... */ |
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496 | void debug_dump_surface(struct pipe_context *pipe, |
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497 | const char *prefix, |
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498 | struct pipe_surface *surface) |
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499 | { |
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500 | struct pipe_resource *texture; |
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501 | struct pipe_transfer *transfer; |
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502 | void *data; |
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503 | |||
504 | if (!surface) |
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505 | return; |
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506 | |||
507 | /* XXX: this doesn't necessarily work, as the driver may be using |
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508 | * temporary storage for the surface which hasn't been propagated |
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509 | * back into the texture. Need to nail down the semantics of views |
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510 | * and transfers a bit better before we can say if extra work needs |
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511 | * to be done here: |
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512 | */ |
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513 | texture = surface->texture; |
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514 | |||
515 | data = pipe_transfer_map(pipe, texture, surface->u.tex.level, |
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516 | surface->u.tex.first_layer, |
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517 | PIPE_TRANSFER_READ, |
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518 | 0, 0, surface->width, surface->height, &transfer); |
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519 | if(!data) |
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520 | return; |
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521 | |||
522 | debug_dump_image(prefix, |
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523 | texture->format, |
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524 | util_format_get_blocksize(texture->format), |
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525 | util_format_get_nblocksx(texture->format, surface->width), |
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526 | util_format_get_nblocksy(texture->format, surface->height), |
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527 | transfer->stride, |
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528 | data); |
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529 | |||
530 | pipe->transfer_unmap(pipe, transfer); |
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531 | } |
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532 | |||
533 | |||
534 | void debug_dump_texture(struct pipe_context *pipe, |
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535 | const char *prefix, |
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536 | struct pipe_resource *texture) |
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537 | { |
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538 | struct pipe_surface *surface, surf_tmpl; |
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539 | |||
540 | if (!texture) |
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541 | return; |
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542 | |||
543 | /* XXX for now, just dump image for layer=0, level=0 */ |
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544 | u_surface_default_template(&surf_tmpl, texture); |
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545 | surface = pipe->create_surface(pipe, texture, &surf_tmpl); |
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546 | if (surface) { |
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547 | debug_dump_surface(pipe, prefix, surface); |
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548 | pipe->surface_destroy(pipe, surface); |
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549 | } |
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550 | } |
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551 | |||
552 | |||
553 | #pragma pack(push,2) |
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554 | struct bmp_file_header { |
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555 | uint16_t bfType; |
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556 | uint32_t bfSize; |
||
557 | uint16_t bfReserved1; |
||
558 | uint16_t bfReserved2; |
||
559 | uint32_t bfOffBits; |
||
560 | }; |
||
561 | #pragma pack(pop) |
||
562 | |||
563 | struct bmp_info_header { |
||
564 | uint32_t biSize; |
||
565 | int32_t biWidth; |
||
566 | int32_t biHeight; |
||
567 | uint16_t biPlanes; |
||
568 | uint16_t biBitCount; |
||
569 | uint32_t biCompression; |
||
570 | uint32_t biSizeImage; |
||
571 | int32_t biXPelsPerMeter; |
||
572 | int32_t biYPelsPerMeter; |
||
573 | uint32_t biClrUsed; |
||
574 | uint32_t biClrImportant; |
||
575 | }; |
||
576 | |||
577 | struct bmp_rgb_quad { |
||
578 | uint8_t rgbBlue; |
||
579 | uint8_t rgbGreen; |
||
580 | uint8_t rgbRed; |
||
581 | uint8_t rgbAlpha; |
||
582 | }; |
||
583 | |||
584 | void |
||
585 | debug_dump_surface_bmp(struct pipe_context *pipe, |
||
586 | const char *filename, |
||
587 | struct pipe_surface *surface) |
||
588 | { |
||
589 | struct pipe_transfer *transfer; |
||
590 | struct pipe_resource *texture = surface->texture; |
||
591 | void *ptr; |
||
592 | |||
593 | ptr = pipe_transfer_map(pipe, texture, surface->u.tex.level, |
||
594 | surface->u.tex.first_layer, PIPE_TRANSFER_READ, |
||
595 | 0, 0, surface->width, surface->height, &transfer); |
||
596 | |||
597 | debug_dump_transfer_bmp(pipe, filename, transfer, ptr); |
||
598 | |||
599 | pipe->transfer_unmap(pipe, transfer); |
||
600 | } |
||
601 | |||
602 | void |
||
603 | debug_dump_transfer_bmp(struct pipe_context *pipe, |
||
604 | const char *filename, |
||
605 | struct pipe_transfer *transfer, void *ptr) |
||
606 | { |
||
607 | float *rgba; |
||
608 | |||
609 | if (!transfer) |
||
610 | goto error1; |
||
611 | |||
612 | rgba = MALLOC(transfer->box.width * |
||
613 | transfer->box.height * |
||
614 | transfer->box.depth * |
||
615 | 4*sizeof(float)); |
||
616 | if(!rgba) |
||
617 | goto error1; |
||
618 | |||
619 | pipe_get_tile_rgba(transfer, ptr, 0, 0, |
||
620 | transfer->box.width, transfer->box.height, |
||
621 | rgba); |
||
622 | |||
623 | debug_dump_float_rgba_bmp(filename, |
||
624 | transfer->box.width, transfer->box.height, |
||
625 | rgba, transfer->box.width); |
||
626 | |||
627 | FREE(rgba); |
||
628 | error1: |
||
629 | ; |
||
630 | } |
||
631 | |||
632 | void |
||
633 | debug_dump_float_rgba_bmp(const char *filename, |
||
634 | unsigned width, unsigned height, |
||
635 | float *rgba, unsigned stride) |
||
636 | { |
||
637 | FILE *stream; |
||
638 | struct bmp_file_header bmfh; |
||
639 | struct bmp_info_header bmih; |
||
640 | unsigned x, y; |
||
641 | |||
642 | if(!rgba) |
||
643 | goto error1; |
||
644 | |||
645 | bmfh.bfType = 0x4d42; |
||
646 | bmfh.bfSize = 14 + 40 + height*width*4; |
||
647 | bmfh.bfReserved1 = 0; |
||
648 | bmfh.bfReserved2 = 0; |
||
649 | bmfh.bfOffBits = 14 + 40; |
||
650 | |||
651 | bmih.biSize = 40; |
||
652 | bmih.biWidth = width; |
||
653 | bmih.biHeight = height; |
||
654 | bmih.biPlanes = 1; |
||
655 | bmih.biBitCount = 32; |
||
656 | bmih.biCompression = 0; |
||
657 | bmih.biSizeImage = height*width*4; |
||
658 | bmih.biXPelsPerMeter = 0; |
||
659 | bmih.biYPelsPerMeter = 0; |
||
660 | bmih.biClrUsed = 0; |
||
661 | bmih.biClrImportant = 0; |
||
662 | |||
663 | stream = fopen(filename, "wb"); |
||
664 | if(!stream) |
||
665 | goto error1; |
||
666 | |||
667 | fwrite(&bmfh, 14, 1, stream); |
||
668 | fwrite(&bmih, 40, 1, stream); |
||
669 | |||
670 | y = height; |
||
671 | while(y--) { |
||
672 | float *ptr = rgba + (stride * y * 4); |
||
673 | for(x = 0; x < width; ++x) |
||
674 | { |
||
675 | struct bmp_rgb_quad pixel; |
||
676 | pixel.rgbRed = float_to_ubyte(ptr[x*4 + 0]); |
||
677 | pixel.rgbGreen = float_to_ubyte(ptr[x*4 + 1]); |
||
678 | pixel.rgbBlue = float_to_ubyte(ptr[x*4 + 2]); |
||
679 | pixel.rgbAlpha = float_to_ubyte(ptr[x*4 + 3]); |
||
680 | fwrite(&pixel, 1, 4, stream); |
||
681 | } |
||
682 | } |
||
683 | |||
684 | fclose(stream); |
||
685 | error1: |
||
686 | ; |
||
687 | } |
||
688 | |||
689 | |||
690 | /** |
||
691 | * Print PIPE_TRANSFER_x flags with a message. |
||
692 | */ |
||
693 | void |
||
694 | debug_print_transfer_flags(const char *msg, unsigned usage) |
||
695 | { |
||
696 | #define FLAG(x) { x, #x } |
||
697 | static const struct { |
||
698 | unsigned bit; |
||
699 | const char *name; |
||
700 | } flags[] = { |
||
701 | FLAG(PIPE_TRANSFER_READ), |
||
702 | FLAG(PIPE_TRANSFER_WRITE), |
||
703 | FLAG(PIPE_TRANSFER_MAP_DIRECTLY), |
||
704 | FLAG(PIPE_TRANSFER_DISCARD_RANGE), |
||
705 | FLAG(PIPE_TRANSFER_DONTBLOCK), |
||
706 | FLAG(PIPE_TRANSFER_UNSYNCHRONIZED), |
||
707 | FLAG(PIPE_TRANSFER_FLUSH_EXPLICIT), |
||
708 | FLAG(PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) |
||
709 | }; |
||
710 | unsigned i; |
||
711 | |||
712 | debug_printf("%s ", msg); |
||
713 | |||
714 | for (i = 0; i < Elements(flags); i++) { |
||
715 | if (usage & flags[i].bit) { |
||
716 | debug_printf("%s", flags[i].name); |
||
717 | usage &= ~flags[i].bit; |
||
718 | if (usage) { |
||
719 | debug_printf(" | "); |
||
720 | } |
||
721 | } |
||
722 | } |
||
723 | |||
724 | debug_printf("\n"); |
||
725 | #undef FLAG |
||
726 | } |
||
727 | |||
728 | |||
729 | |||
730 | #endif>>>>>=>=>> |