annotate src/dmlib.h @ 2352:97910014169a

Improve platform/architecture "detection" logic.
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 05 Dec 2019 01:21:42 +0200
parents f36e76e18989
children a1265a407524
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1 /*
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2 * DMLib
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3 * -- Main header file
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4 * Programmed and designed by Matti 'ccr' Hamalainen
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5 * (C) Copyright 2011-2019 Tecnic Software productions (TNSP)
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6 */
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7 #ifndef DMLIB_H
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8 #define DMLIB_H
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9
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10 #include <SDL_config.h>
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11 #include <SDL_endian.h>
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12 #include <SDL_types.h>
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13 #include <SDL_mutex.h>
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14 #include <SDL_thread.h>
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15 #include <SDL_video.h>
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16 #include <SDL_render.h>
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17 #include <stdio.h>
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18 #include <stdarg.h>
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19 #include <stdlib.h>
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20 #include <ctype.h>
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21
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22
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23 #ifdef DM_USE_ASSERTS
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24 # include <assert.h>
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25 #else
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26 # define assert(NEXPR) // stub
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27 #endif
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28
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29
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30 // Check for arch bitness
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31 #if defined(__WIN64) || defined(_WIN64) || defined(_WIN32) || defined(__WIN32)
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32 # define DM_WINDOWS 1
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33 # if defined(__MINGW32__) || defined(__MINGW64__)
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34 # undef __USE_MINGW_ANSI_STDIO
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35 # define __USE_MINGW_ANSI_STDIO 1
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36 # endif
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37 #endif
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38
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39 #if !defined(DM_ARCH)
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40 # if defined(__LP64__) || defined(_LP64) || defined(__WIN64) || defined(_WIN64)
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41 # define DM_ARCH 64
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42 # else
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43 # define DM_ARCH 32
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44 # endif
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45 #endif
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46
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47
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48 // Do we have a valid arch?
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49 // If so, set some printf specifiers
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50 #if DM_ARCH == 32
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51 # define DM_PRIu32 "u"
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52 # define DM_PRId32 "d"
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53 # define DM_PRIx32 "x"
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54 # ifdef DM_WINDOWS
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55 # define DM_PRIu64 "u"
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56 # define DM_PRId64 "d"
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57 # define DM_PRIx64 "x"
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58 # else
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59 # define DM_PRIu64 "llu"
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60 # define DM_PRId64 "lld"
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61 # define DM_PRIx64 "llx"
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62 # endif
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63 # define DM_PRIu_SIZE_T "u"
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64 # define DM_PRId_SSIZE_T "d"
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65 # define DM_PRIx_SIZE_T "x"
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66 #elif DM_ARCH == 64
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67 # define DM_PRIu32 "u"
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68 # define DM_PRId32 "d"
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69 # define DM_PRIx32 "x"
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70 # define DM_PRIu64 "lu"
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71 # define DM_PRId64 "ld"
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72 # define DM_PRIx64 "lx"
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73 # define DM_PRIu_SIZE_T "lu"
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74 # define DM_PRId_SSIZE_T "ld"
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75 # define DM_PRIx_SIZE_T "lx"
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76 #else
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77 # error Could not determine architecture (32/64bit), please define DM_ARCH=32 or 64
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78 #endif
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79
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80
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81 #ifdef __cplusplus
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82 extern "C" {
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83 #endif
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84
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85 // Defaults
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86 #define DM_PROG_AUTHOR "By Matti 'ccr' Hamalainen (C) Copyright 2019 TNSP"
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87 #define DM_PROG_LICENSE "Et all, see README / COPYING for more information."
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88
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89 /* Error codes
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90 */
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91 enum {
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92 // General error codes
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93 DMERR_OK = 0,
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94 DMERR_PROGRESS, // Status OK, but operation in progress
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95
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96 DMERR_INTERNAL,
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97
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98 DMERR_FOPEN,
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99 DMERR_FREAD,
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100 DMERR_FWRITE,
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101 DMERR_FSEEK,
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102 DMERR_NOT_FOUND, // Resource/data not found
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103
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104 DMERR_INVALID_DATA, // Some data was invalid
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105 DMERR_MALLOC, // Memory allocation failure
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106 DMERR_ALREADY_INIT, // Resource has already been initialized
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107 DMERR_INIT_FAIL, // General initialization failure
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108 DMERR_INVALID_ARGS,
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109
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110 DMERR_NULLPTR, // NULL pointer specified in critical argument
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111 DMERR_NOT_SUPPORTED,// Operation not supported
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112 DMERR_OUT_OF_DATA,
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113 DMERR_EXTRA_DATA,
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114 DMERR_BOUNDS,
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115
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116 DMERR_DATA_ERROR, // Data decoding/encoding/parsing error
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117
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118 DMERR_VERSION, // Unsupported data version
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119
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120 // PACK-file subsystem
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121 DMERR_NOTPACK,
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122 DMERR_PACK_VERSION,
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123 DMERR_INVALID,
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124 DMERR_COMPRESSION,
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125 };
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126
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127
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128 // Directory/path separator stuff
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129 #define DM_DIR_SEPARATOR '/'
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130
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131
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132 // Resource management defines
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133 #define DMRES_NAME_LEN 32
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134 #define DMRES_RES_FILE "res.txt" // Resource data file
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135
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136
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137 /* Define a boolean type
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138 */
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139 #if !defined(FALSE) && !defined(TRUE) && !defined(BOOL)
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140 typedef enum { FALSE = 0, TRUE = 1 } BOOL;
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
141 #endif
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
142
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
143 #ifndef BOOL
770
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
144 # ifdef bool
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
145 # define BOOL bool
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
146 # else
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
147 # define BOOL int
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
148 # endif
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
149 #endif
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
150
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
151
305
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
152 /* Math constants
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
153 */
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
154 #define DM_PI 3.14159265358f
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
155 #define DM_PI2 6.28318530718f
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
156 #define DM_E 2.71828182846f
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
157
036fde2fd630 Add mathematical constants DM_PI, DM_PI2 and DM_E.
Matti Hamalainen <ccr@tnsp.org>
parents: 294
diff changeset
158
1146
b412470ec606 Plurality.
Matti Hamalainen <ccr@tnsp.org>
parents: 1145
diff changeset
159 /* Fixed point math types
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
160 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
161 typedef union
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
162 {
36
f3407a58e01e Change DMFixedPoint types and appropriate JSS functions back to using signed
Matti Hamalainen <ccr@tnsp.org>
parents: 26
diff changeset
163 Sint64 dw;
f3407a58e01e Change DMFixedPoint types and appropriate JSS functions back to using signed
Matti Hamalainen <ccr@tnsp.org>
parents: 26
diff changeset
164 Sint32 w[2];
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
165 } DMFixedPoint;
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
166
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
168 typedef union
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
169 {
36
f3407a58e01e Change DMFixedPoint types and appropriate JSS functions back to using signed
Matti Hamalainen <ccr@tnsp.org>
parents: 26
diff changeset
170 Sint32 dw;
f3407a58e01e Change DMFixedPoint types and appropriate JSS functions back to using signed
Matti Hamalainen <ccr@tnsp.org>
parents: 26
diff changeset
171 Sint16 w[2];
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
172 } DMFixedPoint32;
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
173
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
174
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
175 /* Macros for fixed point math
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
176 */
956
d4e411192238 Remove check for GCC >= 3.x, it's only sane to support 4+.
Matti Hamalainen <ccr@tnsp.org>
parents: 955
diff changeset
177 #define FP_SET(a, k) a.dw = k ## ULL
138
459a1be2bd0f A minor improvement to FP_CONV() fixed point macro.
Matti Hamalainen <ccr@tnsp.org>
parents: 118
diff changeset
178 #define FP_CONV(a, k) a.dw = (k)
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
179
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
180 #ifndef SDL_BYTEORDER
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
181 # error Undefined byteorder!
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
182 #endif
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
183
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
184 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
185 # define FP_SETH(a, k) a.w[0] = (k)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
186 # define FP_SETL(a, k) a.w[1] = (k)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
187 # define FP_SETHL(a, h, l) { a.w[0] = (h); a.w[1] = (l); }
809
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
188 # define FP_GETH32(a) a.w[0]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
189 # define FP_GETL32(a) a.w[1]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
190 # define FP_GETH16(a) a.w[0]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
191 # define FP_GETL16(a) a.w[1]
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
192 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
193 # define FP_SETH(a, k) a.w[1] = (k)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
194 # define FP_SETL(a, k) a.w[0] = (k)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
195 # define FP_SETHL(a, h, l) { a.w[1] = (h); a.w[0] = (l); }
809
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
196 # define FP_GETH32(a) a.w[1]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
197 # define FP_GETL32(a) a.w[0]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
198 # define FP_GETH16(a) a.w[1]
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
199 # define FP_GETL16(a) a.w[0]
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
200 #else
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
201 # error Unsupported byte order!
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
202 #endif
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
203
809
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
204 #define FP_PRINTF64(a) printf("%.8x:%.8x", FP_GETH32(a), FP_GETL32(a))
eba3b87f3f84 Add some separate macros for 64/32 precision fixed point types.
Matti Hamalainen <ccr@tnsp.org>
parents: 805
diff changeset
205 #define FP_PRINTF32(a) printf("%.4x:%.4x", FP_GETH16(a), FP_GETL16(a))
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
206
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
207 #define FP_ADD(a, b) a.dw += b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
208 #define FP_SUB(a, b) a.dw -= b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
209 #define FP_ADD_R(r, a, b) r.dw = a.dw + b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
210 #define FP_SUB_R(r, a, b) r.dw = a.dw - b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
211 #define FP_DIV(a, b) a.dw /= b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
212 #define FP_MUL(a, b) a.dw *= b.dw
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
213 #define FP_DIV_R(r, a, b) r.dw = (a.dw / b.dw)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
214 #define FP_MUL_R(r, a, b) r.dw = (a.dw * b.dw)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
215
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
216
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
217 /* Miscellaneous types
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
218 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
219 typedef struct
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
220 {
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
221 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
222 Uint8 a,g,b,r;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
223 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
224 Uint8 r,g,b,a;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
225 #endif
971
f654435df15e Rename DMRGBA32 struct to DMColor and remove the original redundant DMColor
Matti Hamalainen <ccr@tnsp.org>
parents: 958
diff changeset
226 } DMColor;
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
227
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
228
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
229 typedef float DMFloat;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
230
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
231
118
c36e0316de9f Move DM_SWAP() macro to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 108
diff changeset
232 // Macro for swapping two lvalues of same type
c36e0316de9f Move DM_SWAP() macro to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 108
diff changeset
233 #define DM_SWAP(T, A, B) { if ((B) < (A)) { T swtmp = (B); B = (A); A = swtmp; } }
c36e0316de9f Move DM_SWAP() macro to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 108
diff changeset
234
c36e0316de9f Move DM_SWAP() macro to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 108
diff changeset
235
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
236 /* Drawing modes used by blitting and some other functions.
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
237 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
238 enum
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
239 {
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
240 DMD_NONE = 0x0000,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
241 DMD_TRANSPARENT = 0x0001,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
242 DMD_SATURATE = 0x0002,
1102
e06abfde6c39 Cosmetics pass: Remove excess whitespace.
Matti Hamalainen <ccr@tnsp.org>
parents: 1048
diff changeset
243
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
244 DMD_ANTIALIAS = 0x0004,
1102
e06abfde6c39 Cosmetics pass: Remove excess whitespace.
Matti Hamalainen <ccr@tnsp.org>
parents: 1048
diff changeset
245
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
246 DMD_NMODES = 6
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
247 };
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
248
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
249
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
250 // Available bitdepths. Not all functions may support every one of these.
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
251 enum
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
252 {
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
253 DMD_8BIT = 0,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
254 DMD_32BIT,
1102
e06abfde6c39 Cosmetics pass: Remove excess whitespace.
Matti Hamalainen <ccr@tnsp.org>
parents: 1048
diff changeset
255
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
256 DMD_NBITDEPTHS
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
257 };
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
258
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
259
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
260 static inline int dmBitsPerPixel2Index(int bpp)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
261 {
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
262 return (bpp == 8 ? 0 : (bpp == 32 ? 1 : -1));
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
263 }
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
264
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
265
980
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
266 static inline DMFloat dmClamp10(const DMFloat a)
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
267 {
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
268 return (a < 0.0f ? 0.0f : (a > 1.0f ? 1.0f : a));
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
269 }
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
270
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
271
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
272 static inline int dmClamp(const int v, const int min, const int max)
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
273 {
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
274 return (v < min ? min : (v > max ? max : v));
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
275 }
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
276
43594ac98f91 Move dmClamp*() functions back to dmlib.h
Matti Hamalainen <ccr@tnsp.org>
parents: 976
diff changeset
277
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
278 /* Arbitrary line drawing
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
279 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
280 #ifdef DM_GFX_LINES
232
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
281 #define DM_HEADER
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
282 #include "dmlinefunc.h"
234
a2abd0b991b6 Modularize line drawing related templates and functions, add clipping
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
283
262
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
284 enum
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
285 {
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
286 CLIP_TOP = 1,
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
287 CLIP_BOTTOM = 2,
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
288 CLIP_RIGHT = 4,
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
289 CLIP_LEFT = 8
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
290 };
9d015d32841a Clean up the line clipping a bit, in preparation for fixes.
Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
291
234
a2abd0b991b6 Modularize line drawing related templates and functions, add clipping
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
292 #define DM_CLIP_FUNC dmClipLineCoordsFloat
a2abd0b991b6 Modularize line drawing related templates and functions, add clipping
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
293 #define DM_COORD_TYPE DMFloat
a2abd0b991b6 Modularize line drawing related templates and functions, add clipping
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
294 #include "dmlineclip.h"
a2abd0b991b6 Modularize line drawing related templates and functions, add clipping
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
295
232
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
296 #undef DM_HEADER
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
297 #endif
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
298
95
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
299
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
300 /* Various blitting functions
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
301 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
302 #ifdef DM_GFX_BLITS
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
303 typedef int (*DMScaledBlitFunc)(SDL_Surface *src, const int x0, const int y0, const int dwidth, const int dheight, SDL_Surface *dst);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
304 DMScaledBlitFunc dmGetScaledBlitFunc(SDL_PixelFormat *src, SDL_PixelFormat *dst, int mode);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
305 int dmScaledBlitSurfaceAny(SDL_Surface *src, const int x0, const int y0, const int dwidth, const int dheight, SDL_Surface *dst, int mode);
19
10f58ff516b3 Add function prototypes for two special case scaled blit functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 0
diff changeset
306
95
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
307 typedef int (*DMUnscaledBlitFunc)(SDL_Surface *src, const int x0, const int y0, SDL_Surface *dst);
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
308 DMUnscaledBlitFunc dmGetUnscaledBlitFunc(SDL_PixelFormat *src, SDL_PixelFormat *dst, int mode);
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
309 int dmUnscaledBlitSurfaceAny(SDL_Surface *src, const int x0, const int y0, SDL_Surface *dst, int mode);
232
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
310
1601
a3023fe79c43 Change dmConvertScaledSurface() interface by remove flags.
Matti Hamalainen <ccr@tnsp.org>
parents: 1557
diff changeset
311 SDL_Surface *dmConvertScaledSurface(SDL_Surface *src, SDL_PixelFormat *fmt, const int dwidth, const int dheight);
610
e74ad60b1e85 Add new scaled surface conversion function.
Matti Hamalainen <ccr@tnsp.org>
parents: 601
diff changeset
312
e74ad60b1e85 Add new scaled surface conversion function.
Matti Hamalainen <ccr@tnsp.org>
parents: 601
diff changeset
313
232
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
314 #define DM_HEADER
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
315 #include "dmblitfunc.h"
79dac918c81e Modularize line clipping etc. a lot, and export all line drawing and
Matti Hamalainen <ccr@tnsp.org>
parents: 153
diff changeset
316 #undef DM_HEADER
612
696f03f30c0e Make certain static inline graphics functions always available, no need to
Matti Hamalainen <ccr@tnsp.org>
parents: 611
diff changeset
317
696f03f30c0e Make certain static inline graphics functions always available, no need to
Matti Hamalainen <ccr@tnsp.org>
parents: 611
diff changeset
318 #endif // DM_GFX_BLITS
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
319
95
0430f484641b Add unscaled blitting functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 90
diff changeset
320
90
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
321 static inline void dmClearSurface(SDL_Surface *screen, const Uint32 col)
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
322 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
323 SDL_FillRect(screen, NULL, col);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
324 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
325
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
326
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
327 static inline Uint32 dmMapRGB(SDL_Surface *screen, int r, int g, int b)
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
328 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
329 return SDL_MapRGB(screen->format, r, g, b);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
330 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
331
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
332
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
333 static inline Uint32 dmMapRGBA(SDL_Surface *screen, int r, int g, int b, int a)
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
334 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
335 return SDL_MapRGBA(screen->format, r, g, b, a);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
336 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
337
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
338
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
339 static inline int dmDirectBlitSurface(SDL_Surface *bmp, SDL_Surface *screen)
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
340 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
341 return SDL_BlitSurface(bmp, NULL, screen, NULL);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
342 }
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
343
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
344
611
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
345 static inline SDL_Surface *dmCopySurface(SDL_Surface *src)
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
346 {
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
347 if (src != NULL)
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
348 return SDL_ConvertSurface(src, src->format, src->flags);
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
349 else
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
350 return NULL;
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
351 }
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
352
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
353
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
354 /* Global variables
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
355 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
356 extern char *dmProgName,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
357 *dmProgDesc,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
358 *dmProgVersion,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
359 *dmProgAuthor,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
360 *dmProgLicense;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
361
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
362 extern int dmVerbosity;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
363 void dmInitProg(char *name, char *desc, char *version, char *author, char *license);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
364 void dmPrintBanner(FILE *outFile, const char *name, const char *usage);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
365
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
366 void dmMsgVA(int level, const char *fmt, va_list ap);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
367 void dmMsg(int level, const char *fmt, ...);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
368 void dmPrintVA(int level, const char *fmt, va_list ap);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
369 void dmPrint(int level, const char *fmt, ...);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
370
958
985225a93aeb Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents: 956
diff changeset
371 int dmErrorVA(const int error, const char *fmt, va_list);
985225a93aeb Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents: 956
diff changeset
372 int dmError(const int error, const char *fmt, ...);
985225a93aeb Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents: 956
diff changeset
373 void dmErrorMsg(const char *fmt, ...);
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
374 int dmGetErrno();
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
375 const char *dmErrorStr(const int error);
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
376
1046
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
377 #ifdef DM_DEBUG
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
378 # define dmErrorDBG dmError
1048
509e6ed3a24e Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents: 1047
diff changeset
379 # define dmErrorDBGMsg dmErrorMsg
1046
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
380 #else
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
381 # define dmErrorDBG(ecode, fmt, ...) (ecode) // Dummy
1048
509e6ed3a24e Finishing touches to the DM_DEBUG stuff.
Matti Hamalainen <ccr@tnsp.org>
parents: 1047
diff changeset
382 # define dmErrorDBGMsg(fmt, ...)
1046
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
383 #endif
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
384
1451
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
385 void * dmMalloc(size_t len);
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
386 void * dmMalloc0(size_t len);
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
387 void * dmRealloc(void *ptr, size_t len);
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
388 void * dmCalloc(size_t n, size_t len);
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
389 void dmFree(void *ptr);
1453
73a4158b2e55 Add missing dmFreeRReal() function prototype.
Matti Hamalainen <ccr@tnsp.org>
parents: 1452
diff changeset
390 void dmFreeRReal(void **ptr);
1452
3a1f4e810874 Add dmFreeR() macro/function.
Matti Hamalainen <ccr@tnsp.org>
parents: 1451
diff changeset
391 #define dmFreeR(ptr) dmFreeRReal((void **) ptr)
1451
4f82e7cda289 Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1323
diff changeset
392
1172
0ec370b1c8d4 Check for DM_HAVE_STRING_H.
Matti Hamalainen <ccr@tnsp.org>
parents: 1166
diff changeset
393 #if defined(DM_HAVE_MEMSET) || defined(DM_HAVE_STRING_H)
1166
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
394 static inline void * dmMemset(void *ptr, const int c, size_t n)
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
395 {
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
396 return memset(ptr, c, n);
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
397 }
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
398 #else
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
399 void * dmMemset(void *ptr, const int c, size_t n);
f29fa5b6b748 Add dmMemset().
Matti Hamalainen <ccr@tnsp.org>
parents: 1146
diff changeset
400 #endif
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
401
2027
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
402
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
403 /** String trimming option flags for dm_strdup_trim()
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
404 */
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
405 enum
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
406 {
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
407 DM_TRIM_START = 1,
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
408 DM_TRIM_END = 2,
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
409 DM_TRIM_BOTH = 3
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
410 };
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
411
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
412
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
413
1882
8e3ebeabb2d9 Cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 1817
diff changeset
414 char * dm_strdup(const char *str);
8e3ebeabb2d9 Cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 1817
diff changeset
415 char * dm_strndup(const char *str, const size_t n);
2027
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
416 char * dm_strdup_trim(const char *src, const int flags);
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
417 char * dm_strndup_trim(const char *src, const size_t n, const int flags);
1884
47fe47f01fea Implement dm_strdup_vprintf_len(const char *fmt, va_list args, int *len), which
Matti Hamalainen <ccr@tnsp.org>
parents: 1882
diff changeset
418 char * dm_strdup_vprintf_len(const char *fmt, va_list args, int *len);
1882
8e3ebeabb2d9 Cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 1817
diff changeset
419 char * dm_strdup_vprintf(const char *fmt, va_list args);
8e3ebeabb2d9 Cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 1817
diff changeset
420 char * dm_strdup_printf(const char *fmt, ...);
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
421
2027
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
422 int dm_strcasecmp(const char *haystack, const char *needle);
750a7e125546 Add in several string helper functions from th-libs.
Matti Hamalainen <ccr@tnsp.org>
parents: 2004
diff changeset
423 int dm_strncasecmp(const char *haystack, const char *needle, size_t n);
816
091461e0213f Add new utility function.
Matti Hamalainen <ccr@tnsp.org>
parents: 813
diff changeset
424 char * dm_strrcasecmp(char *str, const char *needle);
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
425
2004
161e731eb152 Improve dmGetIntVal() to accept an optional negative value boolean flag
Matti Hamalainen <ccr@tnsp.org>
parents: 1884
diff changeset
426 BOOL dmGetIntVal(const char *str, unsigned int *value, BOOL *neg);
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
427
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
428
294
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
429 /* Mutexes
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
430 */
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
431 #ifdef DM_MUTEX_DEBUG
dd9809a93425 Improve mutex debugging facilities.
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432
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433 typedef struct
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434 {
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435 BOOL used;
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436 Uint32 id;
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437 int state;
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438 } DMMutexLock;
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439
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440 typedef struct
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441 {
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442 char *cr_file;
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443 int cr_line;
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444 SDL_mutex *m;
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445 DMMutexLock locks[8];
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446 } DMMutex;
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447
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448 #define dmMutexLock(x) dmDOMutexLock(x, __FILE__, (int) __LINE__)
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449 #define dmMutexUnlock(x) dmDOMutexUnlock(x, __FILE__, (int) __LINE__)
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450 #define dmCreateMutex(x) dmDOCreateMutex(__FILE__, (int) __LINE__)
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451
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452 int dmDOMutexLock(DMMutex *mutex, const char *file, const int line);
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453 int dmDOMutexUnlock(DMMutex *mutex, const char *file, const int line);
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454 DMMutex * dmDOCreateMutex(const char *file, const int line);
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455 void dmDestroyMutex(DMMutex *mutex);
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456
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457 #else
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458 #define DMMutex SDL_mutex
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459 #define dmCreateMutex() SDL_CreateMutex()
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460 #define dmDestroyMutex(x) SDL_DestroyMutex(x)
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461 #define dmMutexLock(x) SDL_mutexP(x)
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462 #define dmMutexUnlock(x) SDL_mutexV(x)
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463 #endif
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464
0
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465 /* Endianess swapping macros
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466 */
955
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467 #define DM_SWAP_16_LE_BE(value) ((Uint16) ( \
0
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468 (Uint16) ((Uint16) (value) >> 8) | \
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469 (Uint16) ((Uint16) (value) << 8)) )
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470
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471
955
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472 #define DM_SWAP_32_LE_BE(value) ((Uint32) ( \
0
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473 (((Uint32) (value) & (Uint32) 0x000000ffU) << 24) | \
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474 (((Uint32) (value) & (Uint32) 0x0000ff00U) << 8) | \
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475 (((Uint32) (value) & (Uint32) 0x00ff0000U) >> 8) | \
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476 (((Uint32) (value) & (Uint32) 0xff000000U) >> 24)))
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477
955
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478 #define DM_SWAP_64_LE_BE(value) ((Uint64) ( \
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479 (((Uint64) (value) & (Uint64) 0x00000000000000ffULL) << 56) | \
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480 (((Uint64) (value) & (Uint64) 0x000000000000ff00ULL) << 40) | \
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481 (((Uint64) (value) & (Uint64) 0x0000000000ff0000ULL) << 24) | \
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482 (((Uint64) (value) & (Uint64) 0x00000000ff000000ULL) << 8) | \
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483 (((Uint64) (value) & (Uint64) 0x000000ff00000000ULL) >> 8) | \
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484 (((Uint64) (value) & (Uint64) 0x0000ff0000000000ULL) >> 24) | \
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485 (((Uint64) (value) & (Uint64) 0x00ff000000000000ULL) >> 40) | \
0
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486 (((Uint64) (value) & (Uint64) 0xff00000000000000ULL) >> 56)))
873
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487
0
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488
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489 /* Macros that swap only when needed ...
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490 */
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491 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
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492 # define DM_LE16_TO_NATIVE(value) DM_SWAP_16_LE_BE(value)
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493 # define DM_LE32_TO_NATIVE(value) DM_SWAP_32_LE_BE(value)
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494 # define DM_NATIVE_TO_LE16(value) DM_SWAP_16_LE_BE(value)
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495 # define DM_NATIVE_TO_LE32(value) DM_SWAP_32_LE_BE(value)
0
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496
770
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497 # define DM_BE16_TO_NATIVE(value) ((Uint16) (value))
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498 # define DM_BE32_TO_NATIVE(value) ((Uint32) (value))
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499 # define DM_NATIVE_TO_BE16(value) ((Uint16) (value))
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500 # define DM_NATIVE_TO_BE32(value) ((Uint32) (value))
0
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501
872
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502 # define DM_LE64_TO_NATIVE(value) DM_SWAP_64_LE_BE(value)
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503 # define DM_NATIVE_TO_LE64(value) DM_SWAP_64_LE_BE(value)
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504 # define DM_BE64_TO_NATIVE(value) ((Uint64) (value))
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505 # define DM_NATIVE_TO_BE64(value) ((Uint64) (value))
0
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506
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507 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
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508
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509 # define DM_LE16_TO_NATIVE(value) ((Uint16) (value))
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510 # define DM_LE32_TO_NATIVE(value) ((Uint32) (value))
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511 # define DM_NATIVE_TO_LE16(value) ((Uint16) (value))
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512 # define DM_NATIVE_TO_LE32(value) ((Uint32) (value))
0
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513
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514 # define DM_BE16_TO_NATIVE(value) DM_SWAP_16_LE_BE(value)
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515 # define DM_BE32_TO_NATIVE(value) DM_SWAP_32_LE_BE(value)
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516 # define DM_NATIVE_TO_BE16(value) DM_SWAP_16_LE_BE(value)
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517 # define DM_NATIVE_TO_BE32(value) DM_SWAP_32_LE_BE(value)
0
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518
872
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519 # define DM_LE64_TO_NATIVE(value) ((Uint64) (value))
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520 # define DM_NATIVE_TO_LE64(value) ((Uint64) (value))
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521 # define DM_BE64_TO_NATIVE(value) DM_SWAP_64_LE_BE(value)
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522 # define DM_NATIVE_TO_BE64(value) DM_SWAP_64_LE_BE(value)
0
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523 #endif
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524
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525
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526 #ifdef __cplusplus
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527 }
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528 #endif
359
59045853853d Make resource management re-entrant.
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529
0
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530 #endif // DMLIB_H