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annotate gFont.c @ 96:0b65ca27f113

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compile on Mac OS X 2
author Atuto SHIROMA <e095729@ie.u-ryukyu.ac.jp>
date Thu, 02 Jun 2011 14:56:11 +0900
parents 8edae89a3877
children
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1 /*
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2 * $Id$
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3 *
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4 * フォント表示。といっても結局スプライトです。
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5 * gSprite.c と一緒にしてもよかったんだけど
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6 * 文字は文字でいろいろあるので分けてみる
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7 */
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10 #include <stdbool.h>
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11 #include "libps2.h"
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12 #include "ps2util.h"
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13 #include "gSprite.h"
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14
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15 #define DEFOBJ 120
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16 #define SPRITE_COL 0x4f
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17 #define SCREEN_HALF_W 320
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18 #define SCREEN_HALF_H 240
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19 #define CHAR_W_SIZE 17
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20 #define CHAR_H_SIZE 34
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21
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22 static SpriteTable sptable[DEFOBJ];
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23 static ps2utilSprite sp[DEFOBJ*2]; // 表示スプライト用スタック
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24 static unsigned int sp_counter;
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25 static bool flag_spriteInited = false; // スプライトロードフラグ
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27 static TEXTURE *font_tex;
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29 static void
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30 gFont_Init_Png(char *texname)
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31 {
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32 if (!(font_tex = read_png_file(texname))) {
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33 fprintf(stderr,
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34 "cannot creat texture - gFont_Init_Png().\n");
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35 fflush(stderr);
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36 exit(EXIT_FAILURE);
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37 }
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39 if (ps2util_tex_Set(font_tex) == -1) {
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40 fprintf(stderr,
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41 "cannot set texture - gFont_Init_Png().\n");
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42 fflush(stderr);
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43 exit(EXIT_FAILURE);
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44 }
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45 }
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46
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47 static void
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48 gFont_Create()
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49 {
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50 int i;
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51 for (i=0; i<DEFOBJ; i++) {
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52 if (ps2util_sprite_Create(&sp[i], font_tex) == -1) {
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53 fprintf(stderr,
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54 "cannot create sprite - gFont_Create()\n");
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55 fflush(stderr);
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56 exit(EXIT_FAILURE);
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57 }
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58 ps2util_sprite_Unuse_alpha(&sp[i]);
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59 }
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62 flag_spriteInited = true;
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63 }
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64
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65 static void
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66 gFont_DefSprite(int number, int x, int y, int w, int h)
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67 {
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68 sptable[number].tx = x;
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69 sptable[number].ty = y;
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70 sptable[number].tw = w;
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71 sptable[number].th = h;
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72 }
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73
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74 void
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75 gFont_Init()
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76 {
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77 int i, j;
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78 int number = 0;
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80 gFont_Init_Png("img/font.png");
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81 gFont_Create(); // スプライト生成
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83 for (i=0; i<7; i++) {
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84 for (j=0; j<15; j++) {
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85 gFont_DefSprite(number, j*17, i*34, 17, 34);
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86 number++;
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87 }
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88 }
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89 }
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91
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92 static void
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93 gFont_PutSprite(int number, int x, int y)
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94 {
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95 ps2utilSprite *p = &sp[sp_counter];
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97 // ushortってなんですか？:miya
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98 /*
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99 ps2util_sprite_Set_basicAttribute(
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100 p,
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101 (ushort)x, (ushort)y,
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102 (ushort)sptable[number].tw*1.5, (ushort)sptable[number].th*1.5,
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103 (ushort)sptable[number].tx, (ushort)sptable[number].ty,
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104 (ushort)sptable[number].tw, (ushort)sptable[number].th,
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105 SPRITE_PRIO_FOREGROUND);
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106 */
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107
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108 ps2util_sprite_Request(p);
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109 sp_counter++;
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110 }
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111
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112
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113 static void
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114 gFont_Clear()
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115 {
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116 int i;
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117
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118 for (i=0; i<DEFOBJ; i++) {
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119 sprite_disappear(&sp[i].attribute);
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120 }
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121 sp_counter = 0;
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122 }
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123
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124 void
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125 gFont_Draw_Reset()
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126 {
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127 if (flag_spriteInited == true) {
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128 gFont_Clear();
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129 }
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130 }
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131
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132 static int
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133 get_number_char(char a)
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134 {
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135 return (int)a-32;
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136 }
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137
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138 /*
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139 * str をスプライド表示
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140 */
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141 void
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142 gFont_SetString(char *str, int x, int y)
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143 {
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144 int number;
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145
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146 while (*str != '\0') {
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147 number = get_number_char(*str);
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148 gFont_PutSprite(number, x, y);
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149 str++;
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150 x += (int)CHAR_W_SIZE*1.5;
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151 }
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152 }
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153
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154 /*
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155 * numを文字列に変換してSetStringに渡す
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156 */
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157 void
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158 gFont_SetStringInt(int num, int x, int y)
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159 {
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160 char bufp[256];
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161
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162 snprintf(bufp, 256, "%d", num);
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163 gFont_SetString(bufp, x, y);
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164 }
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165
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166 void
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167 gFont_SetFont_OP()
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168 {
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169 }