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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@5
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3 #include "sgl.h"
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nuclear@5
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4
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nuclear@5
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5 void disp(void);
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nuclear@5
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6 void reshape(int x, int y);
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nuclear@5
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7 void keyb(int key, int state);
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nuclear@40
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8 void mouse(int pidx, int bn, int state, int x, int y)
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nuclear@6
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9 void motion(int pidx, int x, int y);
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nuclear@5
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10
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nuclear@5
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11
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nuclear@5
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12 int main(void)
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nuclear@5
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13 {
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nuclear@5
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14 if(sgl_init() == -1) {
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nuclear@5
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15 return 1;
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nuclear@5
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16 }
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nuclear@5
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17
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nuclear@5
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18 sgl_create_window(640, 480, SGL_DOUBLE | SGL_DEPTH);
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nuclear@5
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19
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nuclear@6
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20 sgl_display_callback(disp);
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nuclear@6
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21 sgl_reshape_callback(reshape);
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nuclear@6
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22 sgl_keyboard_callback(keyb);
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nuclear@6
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23 sgl_mouse_callback(mouse);
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nuclear@6
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24 sgl_motion_callback(motion);
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nuclear@5
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25
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nuclear@5
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26 sgl_event_loop();
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nuclear@5
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27 sgl_quit();
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nuclear@5
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28 return 0;
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nuclear@5
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29 }
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nuclear@5
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30
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nuclear@5
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31
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nuclear@5
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32 void disp(void)
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nuclear@5
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33 {
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nuclear@31
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34 sgl_log("redisplay\n");
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nuclear@5
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35
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nuclear@5
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36 glClearColor(0.2, 0.2, 0.2, 1);
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nuclear@5
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37 glClear(GL_COLOR_BUFFER_BIT);
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nuclear@5
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38
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nuclear@40
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39 #ifndef GL_ES_VERSION_2_0
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nuclear@5
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40 glBegin(GL_QUADS);
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nuclear@5
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41 glColor3f(1, 0, 0);
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nuclear@5
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42 glVertex2f(-1, -1);
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nuclear@5
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43 glColor3f(0, 1, 0);
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nuclear@5
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44 glVertex2f(1, -1);
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nuclear@5
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45 glColor3f(0, 0, 1);
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nuclear@5
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46 glVertex2f(1, 1);
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nuclear@5
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47 glColor3f(1, 1, 0);
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nuclear@5
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48 glVertex2f(-1, 1);
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nuclear@5
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49 glEnd();
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nuclear@40
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50 #endif
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nuclear@5
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51
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nuclear@5
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52 sgl_swap_buffers();
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nuclear@5
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53 }
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nuclear@5
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54
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nuclear@5
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55 void reshape(int x, int y)
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nuclear@5
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56 {
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nuclear@5
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57 printf("reshape: %dx%d\n", x, y);
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nuclear@5
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58 glViewport(0, 0, x, y);
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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 keyb(int key, int state)
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nuclear@5
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62 {
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nuclear@5
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63 char *ststr = state ? "pressed" : "released";
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nuclear@5
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64
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nuclear@5
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65 if(key < 0xff && isprint(key)) {
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nuclear@31
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66 sgl_log("keyboard: '%c' %s\n", (char)key, ststr);
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nuclear@5
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67 } else {
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nuclear@31
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68 sgl_log("keyboard: %x %s\n", key, ststr);
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nuclear@5
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69 }
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nuclear@5
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70
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nuclear@5
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71 if(key == 27) {
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nuclear@5
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72 sgl_quit();
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nuclear@5
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73 }
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nuclear@5
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74 }
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nuclear@5
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75
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nuclear@6
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76 void mouse(int pidx, int bn, int state, int x, int y)
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nuclear@5
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77 {
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nuclear@5
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78 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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79 }
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nuclear@5
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80
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nuclear@6
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81 void motion(int pidx, int x, int y)
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nuclear@5
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82 {
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nuclear@5
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83 printf("mouse dragged to: (%d %d)\n", x, y);
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nuclear@5
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84 }
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