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comparison vptest.c @ 0:32250b436bca

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Initial re-import.
author Matti Hamalainen <ccr@tnsp.org>
date Fri, 28 Sep 2012 01:54:23 +0300
parents
children eb0072860fb0
comparison
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-1:000000000000 0:32250b436bca
1 #include "dmlib.h"
2 #include "dmargs.h"
3 #include "dmvecmat.h"
4 #include "dmres.h"
5 #include "dmimage.h"
6 #include <math.h>
7
8 #define DM_COLORS (256)
9
10 char *optFontFile = "font.ttf",
11 *optBitmapFilename = "map.png";
12 BOOL optBenchmark = FALSE;
13 int optVFlags = SDL_SWSURFACE | SDL_HWPALETTE;
14 int optScrWidth = 640, optScrHeight = 480, optFontSize = 20, optScrDepth = 32;
15 int optBenchmarkLen = 20;
16
17 DMOptArg optList[] = {
18 { 0, '?', "help", "Show this help", OPT_NONE },
19 { 2, 'v', "verbose", "Be more verbose", OPT_NONE },
20 { 3, 'f', "full", "Fullscreen", OPT_NONE },
21 { 4, 'h', "hw", "Use SDL hardware surface", OPT_NONE },
22 { 5, 's', "size", "Initial window size/resolution -s 640x480", OPT_ARGREQ },
23 { 6, 'd', "depth", "Color depth of mode/window in bits (8/15/16/32)", OPT_ARGREQ },
24 { 7, 'b', "bench", "Run in benchmark mode", OPT_NONE },
25 };
26
27 const int optListN = sizeof(optList) / sizeof(optList[0]);
28
29
30 void argShowHelp()
31 {
32 dmArgsPrintHelp(stdout, optList, optListN);
33 }
34
35
36 BOOL argHandleOpt(const int optN, char *optArg, char *currArg)
37 {
38 switch (optN) {
39 case 0:
40 argShowHelp();
41 exit(0);
42 break;
43
44 case 2:
45 dmVerbosity++;
46 break;
47
48 case 3:
49 optVFlags |= SDL_FULLSCREEN;
50 break;
51
52 case 6:
53 if (optArg)
54 optScrDepth = atoi(optArg);
55 break;
56
57 case 5:
58 {
59 int w, h;
60 if (sscanf(optArg, "%dx%d", &w, &h) == 2)
61 {
62 if (w < 320 || h < 200 || w > 3200 || h > 3200)
63 {
64 dmError("Invalid width or height: %d x %d\n", w, h);
65 return FALSE;
66 }
67 optScrWidth = w;
68 optScrHeight = h;
69 }
70 else
71 {
72 dmError("Invalid size argument '%s'.\n", optArg);
73 return FALSE;
74 }
75 }
76 break;
77
78 case 7:
79 optBenchmark = TRUE;
80 break;
81
82 default:
83 dmError("Unknown option '%s'.\n", currArg);
84 return FALSE;
85 }
86
87 return TRUE;
88 }
89
90
91 void DM_MakePalette(SDL_Surface *scr)
92 {
93 SDL_Color pal[DM_COLORS];
94 int n;
95
96 for (n = 0; n < 256; n++)
97 {
98 pal[n].r = n;
99 pal[n].g = n;
100 pal[n].b = n;
101 }
102
103 SDL_SetColors(scr, pal, 0, DM_COLORS);
104 }
105
106
107 void DM_PrintRect(FILE *f, SDL_Rect *r)
108 {
109 fprintf(f, "SDL_Rect <%d, %d : %d, %d>\n",
110 r->x, r->y, r->w, r->h);
111 }
112
113 BOOL DM_InitializeVideo(SDL_Surface **screen)
114 {
115 *screen = SDL_SetVideoMode(optScrWidth, optScrHeight, optScrDepth, optVFlags | SDL_RESIZABLE);
116 if (*screen == NULL)
117 {
118 dmError("Can't SDL_SetVideoMode(): %s\n", SDL_GetError());
119 return FALSE;
120 }
121
122 #if 0
123 SDL_Rect r;
124 r.x = 50;
125 r.y = 50;
126 r.w = 320;
127 r.h = 200;
128 DM_PrintRect(stderr, &r);
129 SDL_SetClipRect(*screen, &r);
130 DM_PrintRect(stderr, &r);
131 DM_PrintRect(stderr, &((*screen)->clip_rect));
132 #endif
133
134 return TRUE;
135 }
136
137
138 int main(int argc, char *argv[])
139 {
140 SDL_Surface *screen = NULL, *bmap = NULL;
141 TTF_Font *font = NULL;
142 SDL_Color fontcol={255,155,155,0};
143 SDL_Event event;
144 int mouseX, mouseY, bx, by;
145 BOOL initSDL = FALSE, initTTF = FALSE, exitFlag;
146
147 dmVerbosity = 5;
148 if (!dmArgsProcess(argc, argv, optList, optListN,
149 argHandleOpt, NULL, FALSE))
150 exit(1);
151
152 if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) != 0)
153 {
154 dmError("Could not initialize SDL: %s\n", SDL_GetError());
155 goto error_exit;
156 }
157 initSDL = TRUE;
158
159
160 if (TTF_Init() < 0)
161 {
162 dmError("Could not initialize FreeType/TTF: %s\n", SDL_GetError());
163 goto error_exit;
164 }
165 initTTF = TRUE;
166
167 font = TTF_OpenFont(optFontFile, optFontSize);
168 if (font == NULL)
169 {
170 dmError("Could not load TTF font '%s' (%d): %s\n",
171 optFontFile, optFontSize, SDL_GetError());
172 goto error_exit;
173 }
174 TTF_SetFontStyle(font, TTF_STYLE_NORMAL);
175
176 DMResource *res = dmf_create_stdio(optBitmapFilename);
177 if (res == NULL)
178 {
179 dmError("Could not open resource file '%s'.\n", optBitmapFilename);
180 goto error_exit;
181 }
182 bmap = dmLoadImage(res);
183 dmf_close(res);
184 if (bmap == NULL)
185 {
186 dmError("Could not load image file '%s'.\n", optBitmapFilename);
187 goto error_exit;
188 }
189
190 if (optBenchmark)
191 {
192 screen = SDL_CreateRGBSurface(SDL_SWSURFACE, optScrWidth, optScrHeight, optScrDepth, 0, 0, 0, 0);
193 if (screen == NULL)
194 {
195 dmError("Could not create screen surface.\n");
196 goto error_exit;
197 }
198
199 dmMsg(0, "Benchmark mode, not opening window.\n");
200 }
201 else
202 {
203 if (!DM_InitializeVideo(&screen))
204 goto error_exit;
205
206 SDL_WM_SetCaption("Halleluja", "DMT");
207 }
208
209 int numFrames = 0, startTime = SDL_GetTicks(), endTime = 0;
210 exitFlag = FALSE;
211
212 if (optBenchmark)
213 dmMsg(0, "Starting benchmark, running for %d seconds.\n", optBenchmarkLen);
214
215 while (!exitFlag)
216 {
217 if (!optBenchmark)
218 {
219 while (SDL_PollEvent(&event))
220 switch (event.type)
221 {
222 case SDL_KEYDOWN:
223 switch (event.key.keysym.sym)
224 {
225 case SDLK_ESCAPE: exitFlag = TRUE; break;
226
227 default:
228 break;
229 }
230
231 break;
232
233 case SDL_VIDEORESIZE:
234 optScrWidth = event.resize.w;
235 optScrHeight = event.resize.h;
236
237 if (!DM_InitializeVideo(&screen))
238 goto error_exit;
239
240 break;
241
242 case SDL_VIDEOEXPOSE:
243 break;
244
245 case SDL_QUIT:
246 exit(0);
247 }
248
249 SDL_GetMouseState(&mouseX, &mouseY);
250 bx = 300 - ((DMFloat) mouseX * 500.0f ) / (DMFloat) optScrWidth;
251 by = 300 - ((DMFloat) mouseY * 500.0f ) / (DMFloat) optScrHeight;
252 }
253
254 if (!optBenchmark && SDL_MUSTLOCK(screen) != 0 && SDL_LockSurface(screen) != 0)
255 {
256 dmError("Can't lock surface.\n");
257 goto error_exit;
258 }
259
260
261 dmClearSurface(screen, 0);
262
263 float f = SDL_GetTicks() / 50.0f,
264 qw = (float) 32.0 * (1.0 + sin(f) * 0.1),
265 qh = (float) 32.0 * (1.0 + sin(f) * 0.1),
266 qw2 = (float) 132.0 * (1.0 + sin(f) * 0.1),
267 qh2 = (float) 132.0 * (1.0 + sin(f) * 0.1);
268
269 dmScaledBlitSurfaceAny(bmap, bx-qw2, by-qh2, bmap->w+qw2, bmap->h+qh2, screen,
270 // DMD_NONE
271 DMD_SATURATE
272 );
273
274 dmScaledBlitSurfaceAny(bmap, bx-qw, by-qh, bmap->w+qw, bmap->h+qh, screen,
275 // DMD_NONE
276 DMD_TRANSPARENT
277 // DMD_SATURATE
278 );
279 // fprintf(stderr, "%d -> %d : %d\n", bmap->format->BitsPerPixel, screen->format->BitsPerPixel, rt);
280 // exitFlag=TRUE;
281
282 if (!optBenchmark)
283 {
284 dmDrawTTFText(screen, font, fontcol, 0, 0, "%3.1f FPS",
285 (float) (numFrames * 1000.0f) / (float) (endTime - startTime));
286
287 if (SDL_MUSTLOCK(screen) != 0)
288 SDL_UnlockSurface(screen);
289
290 SDL_Flip(screen);
291 SDL_Delay(25);
292 }
293
294 endTime = SDL_GetTicks();
295 numFrames++;
296
297 if (optBenchmark)
298 {
299 if (endTime - startTime > optBenchmarkLen * 1000)
300 exitFlag = TRUE;
301 }
302 }
303
304 // Print benchmark results
305 dmMsg(0, "%d frames in %d ms, fps = %1.3f\n",
306 numFrames, endTime - startTime,
307 (float) (numFrames * 1000.0f) / (float) (endTime - startTime));
308
309
310 error_exit:
311 dmMsg(0, "Shutting down dmlib.\n");
312 if (screen)
313 SDL_FreeSurface(screen);
314
315 if (bmap)
316 SDL_FreeSurface(bmap);
317
318 if (font)
319 TTF_CloseFont(font);
320
321 if (initSDL)
322 SDL_Quit();
323
324 if (initTTF)
325 TTF_Quit();
326
327 return 0;
328 }