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nuclear@5
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1 #include <stdio.h>
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nuclear@5
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2 #include <ctype.h>
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nuclear@27
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3 #ifdef WIN32
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nuclear@27
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4 #include <windows.h>
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nuclear@27
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5 #endif /* WIN32 */
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nuclear@12
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6 #ifndef __APPLE__
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nuclear@5
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7 #include <GL/gl.h>
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nuclear@12
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8 #else
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nuclear@12
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9 #include <OpenGL/gl.h>
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nuclear@12
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10 #endif
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nuclear@5
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11 #include "sgl.h"
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nuclear@5
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12
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nuclear@5
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13 void disp(void);
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nuclear@5
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14 void reshape(int x, int y);
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nuclear@5
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15 void keyb(int key, int state);
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nuclear@6
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16 void mouse(int pidx, int bn, int state, int x, int y);
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nuclear@6
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17 void motion(int pidx, int x, int y);
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nuclear@5
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18
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nuclear@5
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19
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nuclear@5
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20 int main(void)
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nuclear@5
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21 {
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nuclear@5
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22 if(sgl_init() == -1) {
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nuclear@5
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23 return 1;
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nuclear@5
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24 }
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nuclear@5
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25
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nuclear@5
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26 sgl_create_window(640, 480, SGL_DOUBLE | SGL_DEPTH);
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nuclear@5
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27
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nuclear@6
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28 sgl_display_callback(disp);
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nuclear@6
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29 sgl_reshape_callback(reshape);
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nuclear@6
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30 sgl_keyboard_callback(keyb);
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nuclear@6
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31 sgl_mouse_callback(mouse);
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nuclear@6
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32 sgl_motion_callback(motion);
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nuclear@5
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33
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nuclear@5
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34 sgl_event_loop();
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nuclear@5
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35 sgl_quit();
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nuclear@5
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36 return 0;
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nuclear@5
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37 }
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nuclear@5
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38
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nuclear@5
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39
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nuclear@5
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40 void disp(void)
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nuclear@5
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41 {
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nuclear@5
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42 printf("redisplay\n");
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nuclear@5
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43
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nuclear@5
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44 glClearColor(0.2, 0.2, 0.2, 1);
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nuclear@5
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45 glClear(GL_COLOR_BUFFER_BIT);
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nuclear@5
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46
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nuclear@5
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47 glBegin(GL_QUADS);
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nuclear@5
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48 glColor3f(1, 0, 0);
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nuclear@5
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49 glVertex2f(-1, -1);
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nuclear@5
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50 glColor3f(0, 1, 0);
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nuclear@5
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51 glVertex2f(1, -1);
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nuclear@5
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52 glColor3f(0, 0, 1);
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nuclear@5
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53 glVertex2f(1, 1);
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nuclear@5
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54 glColor3f(1, 1, 0);
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nuclear@5
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55 glVertex2f(-1, 1);
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nuclear@5
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56 glEnd();
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nuclear@5
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57
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nuclear@5
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58 sgl_swap_buffers();
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nuclear@5
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59 }
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nuclear@5
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60
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nuclear@5
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61 void reshape(int x, int y)
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nuclear@5
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62 {
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nuclear@5
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63 printf("reshape: %dx%d\n", x, y);
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nuclear@5
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64 glViewport(0, 0, x, y);
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nuclear@5
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65 }
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nuclear@5
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66
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nuclear@5
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67 void keyb(int key, int state)
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nuclear@5
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68 {
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nuclear@5
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69 char *ststr = state ? "pressed" : "released";
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nuclear@5
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70
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nuclear@5
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71 if(key < 0xff && isprint(key)) {
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nuclear@5
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72 printf("keyboard: '%c' %s\n", (char)key, ststr);
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nuclear@5
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73 } else {
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nuclear@5
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74 printf("keyboard: %x %s\n", key, ststr);
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nuclear@5
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75 }
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nuclear@5
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76
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nuclear@5
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77 if(key == 27) {
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nuclear@5
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78 sgl_quit();
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nuclear@5
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79 }
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nuclear@5
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80 }
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nuclear@5
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81
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nuclear@6
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82 void mouse(int pidx, int bn, int state, int x, int y)
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nuclear@5
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83 {
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nuclear@5
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84 printf("mouse: button%d %s (ptr: %d %d)\n", bn, state ? "pressed" : "released", x, y);
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nuclear@5
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85 }
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nuclear@5
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86
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nuclear@6
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87 void motion(int pidx, int x, int y)
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nuclear@5
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88 {
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nuclear@5
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89 printf("mouse dragged to: (%d %d)\n", x, y);
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nuclear@5
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90 }
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