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1 #include "dmlib.h"
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2 #include "dmargs.h"
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3 #include "dmvecmat.h"
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4 #include "dmres.h"
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5 #include "dmimage.h"
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6 #include <math.h>
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7
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8 #define DM_COLORS (256)
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9
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10 char *optFontFile = "font.ttf",
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11 *optBitmapFilename = "map.png";
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12 BOOL optBenchmark = FALSE;
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13 int optVFlags = SDL_SWSURFACE | SDL_HWPALETTE;
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14 int optScrWidth = 640, optScrHeight = 480, optFontSize = 20, optScrDepth = 32;
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15 int optBenchmarkLen = 20;
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16
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17 DMOptArg optList[] = {
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18 { 0, '?', "help", "Show this help", OPT_NONE },
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19 { 2, 'v', "verbose", "Be more verbose", OPT_NONE },
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20 { 3, 'f', "full", "Fullscreen", OPT_NONE },
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21 { 4, 'h', "hw", "Use SDL hardware surface", OPT_NONE },
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22 { 5, 's', "size", "Initial window size/resolution -s 640x480", OPT_ARGREQ },
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23 { 6, 'd', "depth", "Color depth of mode/window in bits (8/15/16/32)", OPT_ARGREQ },
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24 { 7, 'b', "bench", "Run in benchmark mode", OPT_NONE },
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25 };
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26
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27 const int optListN = sizeof(optList) / sizeof(optList[0]);
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28
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29
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30 void argShowHelp()
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31 {
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32 dmArgsPrintHelp(stdout, optList, optListN);
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33 }
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34
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35
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36 BOOL argHandleOpt(const int optN, char *optArg, char *currArg)
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37 {
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38 switch (optN) {
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39 case 0:
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40 argShowHelp();
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41 exit(0);
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42 break;
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43
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44 case 2:
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45 dmVerbosity++;
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46 break;
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47
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48 case 3:
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49 optVFlags |= SDL_FULLSCREEN;
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50 break;
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51
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52 case 6:
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53 if (optArg)
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54 optScrDepth = atoi(optArg);
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55 break;
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56
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57 case 5:
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58 {
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59 int w, h;
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60 if (sscanf(optArg, "%dx%d", &w, &h) == 2)
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61 {
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62 if (w < 320 || h < 200 || w > 3200 || h > 3200)
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63 {
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64 dmError("Invalid width or height: %d x %d\n", w, h);
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65 return FALSE;
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66 }
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67 optScrWidth = w;
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68 optScrHeight = h;
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69 }
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70 else
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71 {
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72 dmError("Invalid size argument '%s'.\n", optArg);
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73 return FALSE;
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74 }
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75 }
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76 break;
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77
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78 case 7:
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79 optBenchmark = TRUE;
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80 break;
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81
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82 default:
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83 dmError("Unknown option '%s'.\n", currArg);
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84 return FALSE;
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85 }
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86
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87 return TRUE;
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88 }
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89
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90
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91 void DM_MakePalette(SDL_Surface *scr)
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92 {
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93 SDL_Color pal[DM_COLORS];
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94 int n;
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95
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96 for (n = 0; n < 256; n++)
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97 {
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98 pal[n].r = n;
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99 pal[n].g = n;
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100 pal[n].b = n;
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101 }
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102
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103 SDL_SetColors(scr, pal, 0, DM_COLORS);
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104 }
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105
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106
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107 void DM_PrintRect(FILE *f, SDL_Rect *r)
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108 {
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109 fprintf(f, "SDL_Rect <%d, %d : %d, %d>\n",
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110 r->x, r->y, r->w, r->h);
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111 }
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112
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113 BOOL DM_InitializeVideo(SDL_Surface **screen)
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114 {
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115 *screen = SDL_SetVideoMode(optScrWidth, optScrHeight, optScrDepth, optVFlags | SDL_RESIZABLE);
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116 if (*screen == NULL)
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117 {
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118 dmError("Can't SDL_SetVideoMode(): %s\n", SDL_GetError());
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119 return FALSE;
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120 }
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121
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122 #if 0
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123 SDL_Rect r;
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124 r.x = 50;
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125 r.y = 50;
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126 r.w = 320;
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127 r.h = 200;
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128 DM_PrintRect(stderr, &r);
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129 SDL_SetClipRect(*screen, &r);
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130 DM_PrintRect(stderr, &r);
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131 DM_PrintRect(stderr, &((*screen)->clip_rect));
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132 #endif
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133
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134 return TRUE;
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135 }
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136
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137
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138 int main(int argc, char *argv[])
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139 {
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140 SDL_Surface *screen = NULL, *bmap = NULL;
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141 TTF_Font *font = NULL;
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142 SDL_Color fontcol={255,155,155,0};
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143 SDL_Event event;
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144 int mouseX, mouseY, bx, by;
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145 BOOL initSDL = FALSE, initTTF = FALSE, exitFlag;
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146
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147 dmVerbosity = 5;
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148 if (!dmArgsProcess(argc, argv, optList, optListN,
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149 argHandleOpt, NULL, FALSE))
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150 exit(1);
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151
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152 if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) != 0)
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153 {
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154 dmError("Could not initialize SDL: %s\n", SDL_GetError());
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155 goto error_exit;
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156 }
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157 initSDL = TRUE;
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158
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159
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160 if (TTF_Init() < 0)
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161 {
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162 dmError("Could not initialize FreeType/TTF: %s\n", SDL_GetError());
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163 goto error_exit;
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164 }
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165 initTTF = TRUE;
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166
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167 font = TTF_OpenFont(optFontFile, optFontSize);
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168 if (font == NULL)
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169 {
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170 dmError("Could not load TTF font '%s' (%d): %s\n",
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171 optFontFile, optFontSize, SDL_GetError());
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172 goto error_exit;
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173 }
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174 TTF_SetFontStyle(font, TTF_STYLE_NORMAL);
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175
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176 DMResource *res = dmf_create_stdio(optBitmapFilename);
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177 if (res == NULL)
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178 {
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179 dmError("Could not open resource file '%s'.\n", optBitmapFilename);
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180 goto error_exit;
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181 }
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182 bmap = dmLoadImage(res);
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183 dmf_close(res);
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184 if (bmap == NULL)
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185 {
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186 dmError("Could not load image file '%s'.\n", optBitmapFilename);
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187 goto error_exit;
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188 }
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189
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190 if (optBenchmark)
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191 {
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192 screen = SDL_CreateRGBSurface(SDL_SWSURFACE, optScrWidth, optScrHeight, optScrDepth, 0, 0, 0, 0);
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193 if (screen == NULL)
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194 {
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195 dmError("Could not create screen surface.\n");
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196 goto error_exit;
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197 }
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198
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199 dmMsg(0, "Benchmark mode, not opening window.\n");
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200 }
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201 else
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202 {
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203 if (!DM_InitializeVideo(&screen))
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204 goto error_exit;
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205
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206 SDL_WM_SetCaption("Halleluja", "DMT");
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207 }
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208
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23
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209 Uint32 lcol = dmMapRGB(screen, 255,255,255);
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210
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0
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211 int numFrames = 0, startTime = SDL_GetTicks(), endTime = 0;
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212 exitFlag = FALSE;
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213
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214 if (optBenchmark)
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215 dmMsg(0, "Starting benchmark, running for %d seconds.\n", optBenchmarkLen);
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216
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217 while (!exitFlag)
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218 {
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219 if (!optBenchmark)
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220 {
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221 while (SDL_PollEvent(&event))
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222 switch (event.type)
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223 {
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224 case SDL_KEYDOWN:
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225 switch (event.key.keysym.sym)
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226 {
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227 case SDLK_ESCAPE: exitFlag = TRUE; break;
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228
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229 default:
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230 break;
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231 }
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232
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233 break;
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234
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235 case SDL_VIDEORESIZE:
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236 optScrWidth = event.resize.w;
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237 optScrHeight = event.resize.h;
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238
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239 if (!DM_InitializeVideo(&screen))
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240 goto error_exit;
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241
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242 break;
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243
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244 case SDL_VIDEOEXPOSE:
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245 break;
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246
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247 case SDL_QUIT:
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248 exit(0);
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249 }
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250
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251 SDL_GetMouseState(&mouseX, &mouseY);
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252 bx = 300 - ((DMFloat) mouseX * 500.0f ) / (DMFloat) optScrWidth;
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253 by = 300 - ((DMFloat) mouseY * 500.0f ) / (DMFloat) optScrHeight;
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254 }
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11
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255 else
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256 {
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257 bx = 0;
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258 by = 0;
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259 }
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0
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260
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261 if (!optBenchmark && SDL_MUSTLOCK(screen) != 0 && SDL_LockSurface(screen) != 0)
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262 {
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263 dmError("Can't lock surface.\n");
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264 goto error_exit;
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265 }
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266
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267
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268 dmClearSurface(screen, 0);
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269
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270 float f = SDL_GetTicks() / 150.0f,
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0
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271 qw = (float) 32.0 * (1.0 + sin(f) * 0.1),
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272 qh = (float) 32.0 * (1.0 + sin(f) * 0.1),
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273 qw2 = (float) 132.0 * (1.0 + sin(f) * 0.1),
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274 qh2 = (float) 132.0 * (1.0 + sin(f) * 0.1);
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275
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276 dmScaledBlitSurfaceAny(bmap, bx-qw2, by-qh2, bmap->w+qw2, bmap->h+qh2, screen,
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277 // DMD_NONE
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278 DMD_SATURATE
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279 );
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280
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20
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281 #if 0
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282 dmScaledBlitSurfaceAny(bmap, bx*2-qw, by*2-qh, bmap->w+qw, bmap->h+qh, screen,
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0
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283 // DMD_NONE
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284 DMD_TRANSPARENT
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285 // DMD_SATURATE
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286 );
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287 // fprintf(stderr, "%d -> %d : %d\n", bmap->format->BitsPerPixel, screen->format->BitsPerPixel, rt);
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288 // exitFlag=TRUE;
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20
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289 #else
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290 dmScaledBlitSurface32to32TransparentGA(bmap, bx*2-qw, by*2-qh, bmap->w+qw, bmap->h+qh, screen,
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291 128 + sin(f*0.1) * 120.0f);
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292 #endif
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0
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293
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23
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294 dmDrawLineAny(screen, 30, 30, 600 + 200 * sin(f), 250 , lcol, DMD_NONE);
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295 dmDrawLineAny(screen, 20, 30, 100 , 250 + 100 * sin(f), lcol, DMD_NONE);
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296 dmDrawLineAny(screen, 100, 100, 100 + cos(f) * 50, 100 + sin(f) * 50, lcol, DMD_NONE);
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297
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0
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298 if (!optBenchmark)
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299 {
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300 dmDrawTTFText(screen, font, fontcol, 0, 0, "%3.1f FPS",
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301 (float) (numFrames * 1000.0f) / (float) (endTime - startTime));
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302
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303 if (SDL_MUSTLOCK(screen) != 0)
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304 SDL_UnlockSurface(screen);
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305
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306 SDL_Flip(screen);
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307 SDL_Delay(25);
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308 }
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309
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310 endTime = SDL_GetTicks();
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311 numFrames++;
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312
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313 if (optBenchmark)
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314 {
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315 if (endTime - startTime > optBenchmarkLen * 1000)
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316 exitFlag = TRUE;
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317 }
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318 }
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319
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320 // Print benchmark results
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321 dmMsg(0, "%d frames in %d ms, fps = %1.3f\n",
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322 numFrames, endTime - startTime,
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323 (float) (numFrames * 1000.0f) / (float) (endTime - startTime));
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324
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325
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326 error_exit:
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327 dmMsg(0, "Shutting down dmlib.\n");
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328 if (screen)
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329 SDL_FreeSurface(screen);
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330
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331 if (bmap)
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332 SDL_FreeSurface(bmap);
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333
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334 if (font)
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335 TTF_CloseFont(font);
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336
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337 if (initSDL)
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338 SDL_Quit();
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339
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340 if (initTTF)
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341 TTF_Quit();
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342
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343 return 0;
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344 }
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