annotate src/dmlib.h @ 1046:7e54b2d08ce7

Add special debug error message function/macro that can be disabled and compiled out.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 01 Mar 2015 18:03:08 +0200
parents 43594ac98f91
children b6c5e0c62588
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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 2011-2015 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 <stdarg.h>
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17
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18 #ifdef DM_USE_ASSERTS
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19 # include <assert.h>
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20 #else
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21 # define assert(NEXPR) // stub
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22 #endif
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23
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24
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25 #ifdef __cplusplus
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26 extern "C" {
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27 #endif
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28
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29 // Defaults
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30 #define DM_PROG_AUTHOR "By Matti 'ccr' Hamalainen (C) Copyright 2015 TNSP"
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31 #define DM_PROG_LICENSE "Et all, see README / COPYING for more information."
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32
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33 /* Error codes
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34 */
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35 enum {
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36 // General error codes
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37 DMERR_OK = 0,
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38 DMERR_PROGRESS, // Status OK, but operation in progress
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39
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40 DMERR_INTERNAL,
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41
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42 DMERR_FOPEN,
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43 DMERR_FREAD,
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44 DMERR_FWRITE,
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45 DMERR_FSEEK,
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46 DMERR_NOT_FOUND, // Resource/data not found
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47
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48 DMERR_INVALID_DATA, // Some data was invalid
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49 DMERR_MALLOC, // Memory allocation failure
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50 DMERR_ALREADY_INIT, // Resource has already been initialized
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51 DMERR_INIT_FAIL, // General initialization failure
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52 DMERR_INVALID_ARGS,
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53
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54 DMERR_NULLPTR, // NULL pointer specified in critical argument
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55 DMERR_NOT_SUPPORTED,// Operation not supported
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56 DMERR_OUT_OF_DATA,
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57 DMERR_EXTRA_DATA,
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58 DMERR_BOUNDS,
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59
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60 DMERR_DATA_ERROR, // Data decoding/encoding/parsing error
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61
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62 // PACK-file subsystem
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63 DMERR_NOTPACK,
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64 DMERR_VERSION,
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65 DMERR_INVALID,
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66 DMERR_COMPRESSION,
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67 };
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68
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69
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70 // Directory/path separator stuff
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71 #define DM_DIR_SEPARATOR '/'
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72
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73
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74 // Resource management defines
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75 #define DMRES_NAME_LEN 32
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76 #define DMRES_DATA_PACK "data.pak" // Name of the data-file
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77 #define DMRES_DATA_PATH "data/" // Sub-directory path
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78 #define DMRES_RES_FILE "res.txt" // Resource data file
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79
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80
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81 /* Define a boolean type
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82 */
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83 #if !defined(FALSE) && !defined(TRUE) && !defined(BOOL)
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84 typedef enum { FALSE = 0, TRUE = 1 } BOOL;
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85 #endif
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86
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87 #ifndef BOOL
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88 # ifdef bool
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89 # define BOOL bool
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90 # else
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91 # define BOOL int
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92 # endif
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93 #endif
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94
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95
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96 /* Math constants
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97 */
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98 #define DM_PI 3.14159265358f
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99 #define DM_PI2 6.28318530718f
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100 #define DM_E 2.71828182846f
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101
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102
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103 /* Fixed point math type
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104 */
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105 typedef union
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106 {
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107 Sint64 dw;
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108 Sint32 w[2];
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109 } DMFixedPoint;
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110
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111
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112 typedef union
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113 {
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114 Sint32 dw;
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115 Sint16 w[2];
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116 } DMFixedPoint32;
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117
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118
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119 /* Macros for fixed point math
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120 */
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121 #define FP_SET(a, k) a.dw = k ## ULL
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122 #define FP_CONV(a, k) a.dw = (k)
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123
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124 #ifndef SDL_BYTEORDER
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125 # error Undefined byteorder!
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126 #endif
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127
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128 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
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129 # define FP_SETH(a, k) a.w[0] = (k)
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130 # define FP_SETL(a, k) a.w[1] = (k)
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131 # define FP_SETHL(a, h, l) { a.w[0] = (h); a.w[1] = (l); }
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132 # define FP_GETH32(a) a.w[0]
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133 # define FP_GETL32(a) a.w[1]
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134 # define FP_GETH16(a) a.w[0]
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135 # define FP_GETL16(a) a.w[1]
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136 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
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137 # define FP_SETH(a, k) a.w[1] = (k)
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138 # define FP_SETL(a, k) a.w[0] = (k)
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139 # define FP_SETHL(a, h, l) { a.w[1] = (h); a.w[0] = (l); }
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140 # define FP_GETH32(a) a.w[1]
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141 # define FP_GETL32(a) a.w[0]
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142 # define FP_GETH16(a) a.w[1]
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143 # define FP_GETL16(a) a.w[0]
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144 #else
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145 # error Unsupported byte order!
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146 #endif
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147
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148 #define FP_PRINTF64(a) printf("%.8x:%.8x", FP_GETH32(a), FP_GETL32(a))
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149 #define FP_PRINTF32(a) printf("%.4x:%.4x", FP_GETH16(a), FP_GETL16(a))
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150
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151 #define FP_ADD(a, b) a.dw += b.dw
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parents:
diff changeset
152 #define FP_SUB(a, b) a.dw -= b.dw
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parents:
diff changeset
153 #define FP_ADD_R(r, a, b) r.dw = a.dw + b.dw
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parents:
diff changeset
154 #define FP_SUB_R(r, a, b) r.dw = a.dw - b.dw
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parents:
diff changeset
155 #define FP_DIV(a, b) a.dw /= b.dw
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
156 #define FP_MUL(a, b) a.dw *= b.dw
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
157 #define FP_DIV_R(r, a, b) r.dw = (a.dw / b.dw)
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parents:
diff changeset
158 #define FP_MUL_R(r, a, b) r.dw = (a.dw * b.dw)
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parents:
diff changeset
159
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parents:
diff changeset
160
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
161 /* Miscellaneous types
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
162 */
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
163 typedef struct
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
164 {
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
165 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
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Matti Hamalainen <ccr@tnsp.org>
parents:
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166 Uint8 a,g,b,r;
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
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parents:
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168 Uint8 r,g,b,a;
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
169 #endif
971
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parents: 958
diff changeset
170 } DMColor;
0
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parents:
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171
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
172
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
173 typedef float DMFloat;
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parents:
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174
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parents:
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175
118
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parents: 108
diff changeset
176 // Macro for swapping two lvalues of same type
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diff changeset
177 #define DM_SWAP(T, A, B) { if ((B) < (A)) { T swtmp = (B); B = (A); A = swtmp; } }
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parents: 108
diff changeset
178
c36e0316de9f Move DM_SWAP() macro to dmlib.h
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parents: 108
diff changeset
179
0
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parents:
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180 /* Drawing modes used by blitting and some other functions.
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Matti Hamalainen <ccr@tnsp.org>
parents:
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181 */
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
182 enum
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Matti Hamalainen <ccr@tnsp.org>
parents:
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183 {
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184 DMD_NONE = 0x0000,
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Matti Hamalainen <ccr@tnsp.org>
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185 DMD_TRANSPARENT = 0x0001,
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Matti Hamalainen <ccr@tnsp.org>
parents:
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186 DMD_SATURATE = 0x0002,
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187
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Matti Hamalainen <ccr@tnsp.org>
parents:
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188 DMD_ANTIALIAS = 0x0004,
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189
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Matti Hamalainen <ccr@tnsp.org>
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190 DMD_NMODES = 6
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Matti Hamalainen <ccr@tnsp.org>
parents:
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191 };
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192
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parents:
diff changeset
193
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
194 // Available bitdepths. Not all functions may support every one of these.
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Matti Hamalainen <ccr@tnsp.org>
parents:
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195 enum
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
196 {
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197 DMD_8BIT = 0,
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parents:
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198 DMD_32BIT,
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199
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Matti Hamalainen <ccr@tnsp.org>
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diff changeset
200 DMD_NBITDEPTHS
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Matti Hamalainen <ccr@tnsp.org>
parents:
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201 };
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parents:
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202
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parents:
diff changeset
203
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
204 static inline int dmBitsPerPixel2Index(int bpp)
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
205 {
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parents:
diff changeset
206 return (bpp == 8 ? 0 : (bpp == 32 ? 1 : -1));
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parents:
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207 }
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208
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209
980
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diff changeset
210 static inline DMFloat dmClamp10(const DMFloat a)
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211 {
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212 return (a < 0.0f ? 0.0f : (a > 1.0f ? 1.0f : a));
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213 }
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214
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215
43594ac98f91 Move dmClamp*() functions back to dmlib.h
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diff changeset
216 static inline int dmClamp(const int v, const int min, const int max)
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217 {
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218 return (v < min ? min : (v > max ? max : v));
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219 }
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220
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221
0
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parents:
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222 /* Arbitrary line drawing
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parents:
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223 */
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diff changeset
224 #ifdef DM_GFX_LINES
232
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225 #define DM_HEADER
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226 #include "dmlinefunc.h"
234
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227
262
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parents: 234
diff changeset
228 enum
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Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
229 {
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parents: 234
diff changeset
230 CLIP_TOP = 1,
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parents: 234
diff changeset
231 CLIP_BOTTOM = 2,
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parents: 234
diff changeset
232 CLIP_RIGHT = 4,
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parents: 234
diff changeset
233 CLIP_LEFT = 8
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parents: 234
diff changeset
234 };
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Matti Hamalainen <ccr@tnsp.org>
parents: 234
diff changeset
235
234
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diff changeset
236 #define DM_CLIP_FUNC dmClipLineCoordsFloat
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237 #define DM_COORD_TYPE DMFloat
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parents: 232
diff changeset
238 #include "dmlineclip.h"
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diff changeset
239
232
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diff changeset
240 #undef DM_HEADER
0
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241 #endif
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242
95
0430f484641b Add unscaled blitting functions.
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243
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diff changeset
244 /* Various blitting functions
0
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245 */
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parents:
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246 #ifdef DM_GFX_BLITS
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parents:
diff changeset
247 typedef int (*DMScaledBlitFunc)(SDL_Surface *src, const int x0, const int y0, const int dwidth, const int dheight, SDL_Surface *dst);
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248 DMScaledBlitFunc dmGetScaledBlitFunc(SDL_PixelFormat *src, SDL_PixelFormat *dst, int mode);
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249 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.
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parents: 0
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250
95
0430f484641b Add unscaled blitting functions.
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diff changeset
251 typedef int (*DMUnscaledBlitFunc)(SDL_Surface *src, const int x0, const int y0, SDL_Surface *dst);
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diff changeset
252 DMUnscaledBlitFunc dmGetUnscaledBlitFunc(SDL_PixelFormat *src, SDL_PixelFormat *dst, int mode);
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253 int dmUnscaledBlitSurfaceAny(SDL_Surface *src, const int x0, const int y0, SDL_Surface *dst, int mode);
232
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diff changeset
254
610
e74ad60b1e85 Add new scaled surface conversion function.
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parents: 601
diff changeset
255 SDL_Surface *dmConvertScaledSurface(SDL_Surface *src, SDL_PixelFormat *fmt, Uint32 flags, const int dwidth, const int dheight);
e74ad60b1e85 Add new scaled surface conversion function.
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diff changeset
256
e74ad60b1e85 Add new scaled surface conversion function.
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parents: 601
diff changeset
257
232
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diff changeset
258 #define DM_HEADER
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259 #include "dmblitfunc.h"
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260 #undef DM_HEADER
612
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261
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parents: 611
diff changeset
262 #endif // DM_GFX_BLITS
0
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263
95
0430f484641b Add unscaled blitting functions.
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diff changeset
264
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
265 /* Misc functions
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parents:
diff changeset
266 */
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parents:
diff changeset
267 #ifdef DM_GFX_MISC
612
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diff changeset
268
0
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parents:
diff changeset
269 void dmFillRect(SDL_Surface *screen, int x0, int y0, int x1, int y1, const Uint32 col);
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parents:
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270 void dmDrawHLine(SDL_Surface *screen, int x0, int x1, int yc, const Uint32 col);
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parents:
diff changeset
271 void dmDrawVLine(SDL_Surface *screen, int y0, int y1, int xc, const Uint32 col);
150
e147c07e41cb Add dmDrawBox3D() and dmFillBox3D().
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parents: 138
diff changeset
272
e147c07e41cb Add dmDrawBox3D() and dmFillBox3D().
Matti Hamalainen <ccr@tnsp.org>
parents: 138
diff changeset
273 void dmDrawBox3D(SDL_Surface *screen, int x0, int y0, int x1, int y1, Uint32 ucol, Uint32 dcol);
e147c07e41cb Add dmDrawBox3D() and dmFillBox3D().
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diff changeset
274 void dmFillBox3D(SDL_Surface *screen, int x0, int y0, int x1, int y1, Uint32 bgcol, Uint32 ucol, Uint32 dcol);
e147c07e41cb Add dmDrawBox3D() and dmFillBox3D().
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diff changeset
275
612
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diff changeset
276 #endif // DM_GFX_MISC
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277
90
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
278
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
279 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.
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diff changeset
280 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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diff changeset
281 SDL_FillRect(screen, NULL, col);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
282 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
283
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
284
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
285 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.
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parents: 60
diff changeset
286 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
287 return SDL_MapRGB(screen->format, r, g, b);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
288 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
289
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
290
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
291 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.
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parents: 60
diff changeset
292 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
293 return SDL_MapRGBA(screen->format, r, g, b, a);
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
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parents: 60
diff changeset
294 }
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
295
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
296
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
297 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
298 {
1ab3fd8b9afc Move some very tiny gfx functions to the dmlib header as static inline ones.
Matti Hamalainen <ccr@tnsp.org>
parents: 60
diff changeset
299 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
300 }
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
611
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
303 static inline SDL_Surface *dmCopySurface(SDL_Surface *src)
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
304 {
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
305 if (src != NULL)
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
306 return SDL_ConvertSurface(src, src->format, src->flags);
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
307 else
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
308 return NULL;
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
309 }
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
310
828d86cd10e0 Add new dmCopySurface() helper/wrapper function.
Matti Hamalainen <ccr@tnsp.org>
parents: 610
diff changeset
311
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
312 /* Global variables
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
313 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
314 extern char *dmProgName,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
315 *dmProgDesc,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
316 *dmProgVersion,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
317 *dmProgAuthor,
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
318 *dmProgLicense;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
319
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
320 extern int dmVerbosity;
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
321 void dmInitProg(char *name, char *desc, char *version, char *author, char *license);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
322 void dmPrintBanner(FILE *outFile, const char *name, const char *usage);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
323
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
324 void dmMsgVA(int level, const char *fmt, va_list ap);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
325 void dmMsg(int level, const char *fmt, ...);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
326 void dmPrintVA(int level, const char *fmt, va_list ap);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
327 void dmPrint(int level, const char *fmt, ...);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
328
958
985225a93aeb Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents: 956
diff changeset
329 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
330 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
331 void dmErrorMsg(const char *fmt, ...);
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
332 int dmGetErrno();
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
333 const char *dmErrorStr(const int error);
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
334
1046
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
335 #ifdef DM_DEBUG
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
336 # define dmErrorDBG dmError
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
337 #else
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
338 # define dmErrorDBG(ecode, fmt, ...) (ecode) // Dummy
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
339 #endif
7e54b2d08ce7 Add special debug error message function/macro that can be
Matti Hamalainen <ccr@tnsp.org>
parents: 980
diff changeset
340
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
341 void * dmMalloc(size_t);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
342 void * dmMalloc0(size_t);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
343 void * dmRealloc(void *, size_t);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
344 void * dmCalloc(size_t, size_t);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
345 void dmFree(void *);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
346
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
347 char * dm_strdup(const char *);
744
2726d91e3409 Add implementation of dm_strndup().
Matti Hamalainen <ccr@tnsp.org>
parents: 612
diff changeset
348 char * dm_strndup(const char *, const size_t n);
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
349 char * dm_strdup_vprintf(const char *, va_list);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
350 char * dm_strdup_printf(const char *, ...);
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
351
813
b0cd28b6c9f3 Add new utility functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 812
diff changeset
352 char * dm_basefilename(const char *filename);
b0cd28b6c9f3 Add new utility functions.
Matti Hamalainen <ccr@tnsp.org>
parents: 812
diff changeset
353 char * dm_strdup_fext(const char *filename, const char *fmt);
816
091461e0213f Add new utility function.
Matti Hamalainen <ccr@tnsp.org>
parents: 813
diff changeset
354 char * dm_strrcasecmp(char *str, const char *needle);
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
355
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
356 BOOL dmGetIntVal(const char *s, unsigned int *i);
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
357
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
358
294
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
359 /* Mutexes
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
360 */
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
361 #ifdef DM_MUTEX_DEBUG
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
362
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
363 typedef struct
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
364 {
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
365 BOOL used;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
366 Uint32 id;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
367 int state;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
368 } DMMutexLock;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
369
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
370 typedef struct
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
371 {
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
372 char *cr_file;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
373 int cr_line;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
374 SDL_mutex *m;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
375 DMMutexLock locks[8];
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
376 } DMMutex;
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
377
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
378 #define dmMutexLock(x) dmDOMutexLock(x, __FILE__, (int) __LINE__)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
379 #define dmMutexUnlock(x) dmDOMutexUnlock(x, __FILE__, (int) __LINE__)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
380 #define dmCreateMutex(x) dmDOCreateMutex(__FILE__, (int) __LINE__)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
381
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
382 int dmDOMutexLock(DMMutex *mutex, const char *file, const int line);
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
383 int dmDOMutexUnlock(DMMutex *mutex, const char *file, const int line);
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
384 DMMutex * dmDOCreateMutex(const char *file, const int line);
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
385 void dmDestroyMutex(DMMutex *mutex);
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
386
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
387 #else
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
388 #define DMMutex SDL_mutex
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
389 #define dmCreateMutex() SDL_CreateMutex()
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
390 #define dmDestroyMutex(x) SDL_DestroyMutex(x)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
391 #define dmMutexLock(x) SDL_mutexP(x)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
392 #define dmMutexUnlock(x) SDL_mutexV(x)
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
393 #endif
dd9809a93425 Improve mutex debugging facilities.
Matti Hamalainen <ccr@tnsp.org>
parents: 288
diff changeset
394
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
395 /* Endianess swapping macros
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
396 */
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
397 #define DM_SWAP_16_LE_BE(value) ((Uint16) ( \
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
398 (Uint16) ((Uint16) (value) >> 8) | \
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
399 (Uint16) ((Uint16) (value) << 8)) )
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
400
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
401
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
402 #define DM_SWAP_32_LE_BE(value) ((Uint32) ( \
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
403 (((Uint32) (value) & (Uint32) 0x000000ffU) << 24) | \
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
404 (((Uint32) (value) & (Uint32) 0x0000ff00U) << 8) | \
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
405 (((Uint32) (value) & (Uint32) 0x00ff0000U) >> 8) | \
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
406 (((Uint32) (value) & (Uint32) 0xff000000U) >> 24)))
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
407
955
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
408 #define DM_SWAP_64_LE_BE(value) ((Uint64) ( \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
409 (((Uint64) (value) & (Uint64) 0x00000000000000ffULL) << 56) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
410 (((Uint64) (value) & (Uint64) 0x000000000000ff00ULL) << 40) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
411 (((Uint64) (value) & (Uint64) 0x0000000000ff0000ULL) << 24) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
412 (((Uint64) (value) & (Uint64) 0x00000000ff000000ULL) << 8) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
413 (((Uint64) (value) & (Uint64) 0x000000ff00000000ULL) >> 8) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
414 (((Uint64) (value) & (Uint64) 0x0000ff0000000000ULL) >> 24) | \
6b2f41844580 Cosmetic cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 913
diff changeset
415 (((Uint64) (value) & (Uint64) 0x00ff000000000000ULL) >> 40) | \
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
416 (((Uint64) (value) & (Uint64) 0xff00000000000000ULL) >> 56)))
873
26ea35e914ca Oops. 10L.
Matti Hamalainen <ccr@tnsp.org>
parents: 872
diff changeset
417
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
418
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
419 /* Macros that swap only when needed ...
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
420 */
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
421 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
770
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
422 # define DM_LE16_TO_NATIVE(value) DM_SWAP_16_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
423 # define DM_LE32_TO_NATIVE(value) DM_SWAP_32_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
424 # define DM_NATIVE_TO_LE16(value) DM_SWAP_16_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
425 # define DM_NATIVE_TO_LE32(value) DM_SWAP_32_LE_BE(value)
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
426
770
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
427 # define DM_BE16_TO_NATIVE(value) ((Uint16) (value))
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
428 # define DM_BE32_TO_NATIVE(value) ((Uint32) (value))
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
429 # define DM_NATIVE_TO_BE16(value) ((Uint16) (value))
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
430 # define DM_NATIVE_TO_BE32(value) ((Uint32) (value))
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
431
872
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
diff changeset
432 # define DM_LE64_TO_NATIVE(value) DM_SWAP_64_LE_BE(value)
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
diff changeset
433 # define DM_NATIVE_TO_LE64(value) DM_SWAP_64_LE_BE(value)
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
diff changeset
434 # define DM_BE64_TO_NATIVE(value) ((Uint64) (value))
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
diff changeset
435 # define DM_NATIVE_TO_BE64(value) ((Uint64) (value))
0
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
436
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
437 #elif (SDL_BYTEORDER == SDL_LIL_ENDIAN)
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
438
770
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
439 # define DM_LE16_TO_NATIVE(value) ((Uint16) (value))
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
diff changeset
440 # define DM_LE32_TO_NATIVE(value) ((Uint32) (value))
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
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441 # define DM_NATIVE_TO_LE16(value) ((Uint16) (value))
a8bd679934c7 Indentation cosmetics.
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parents: 744
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442 # define DM_NATIVE_TO_LE32(value) ((Uint32) (value))
0
32250b436bca Initial re-import.
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parents:
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443
770
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
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444 # define DM_BE16_TO_NATIVE(value) DM_SWAP_16_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
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445 # define DM_BE32_TO_NATIVE(value) DM_SWAP_32_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
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446 # define DM_NATIVE_TO_BE16(value) DM_SWAP_16_LE_BE(value)
a8bd679934c7 Indentation cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 744
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447 # define DM_NATIVE_TO_BE32(value) DM_SWAP_32_LE_BE(value)
0
32250b436bca Initial re-import.
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parents:
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448
872
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
diff changeset
449 # define DM_LE64_TO_NATIVE(value) ((Uint64) (value))
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
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450 # define DM_NATIVE_TO_LE64(value) ((Uint64) (value))
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
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451 # define DM_BE64_TO_NATIVE(value) DM_SWAP_64_LE_BE(value)
b01d04e44b6f Assume we always have 64bit type.
Matti Hamalainen <ccr@tnsp.org>
parents: 871
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452 # define DM_NATIVE_TO_BE64(value) DM_SWAP_64_LE_BE(value)
0
32250b436bca Initial re-import.
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parents:
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453 #endif
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
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454
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
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455
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
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456 #ifdef __cplusplus
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
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457 }
32250b436bca Initial re-import.
Matti Hamalainen <ccr@tnsp.org>
parents:
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458 #endif
359
59045853853d Make resource management re-entrant.
Matti Hamalainen <ccr@tnsp.org>
parents: 341
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459
0
32250b436bca Initial re-import.
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parents:
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460 #endif // DMLIB_H