sgl

diff tests/simple/simple.c @ 5:0570e27e5ebc

pretty much done with the basic functionality and GLX shit
author John Tsiombikas <nuclear@siggraph.org>
date Fri, 13 May 2011 07:49:47 +0300
parents
children 0cb438c86b98
line diff
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/tests/simple/simple.c	Fri May 13 07:49:47 2011 +0300
     1.3 @@ -0,0 +1,83 @@
     1.4 +#include <stdio.h>
     1.5 +#include <ctype.h>
     1.6 +#include <GL/gl.h>
     1.7 +#include "sgl.h"
     1.8 +
     1.9 +void disp(void);
    1.10 +void reshape(int x, int y);
    1.11 +void keyb(int key, int state);
    1.12 +void mouse(int bn, int state, int x, int y);
    1.13 +void motion(int x, int y);
    1.14 +
    1.15 +
    1.16 +int main(void)
    1.17 +{
    1.18 +	if(sgl_init() == -1) {
    1.19 +		return 1;
    1.20 +	}
    1.21 +
    1.22 +	sgl_create_window(640, 480, SGL_DOUBLE | SGL_DEPTH);
    1.23 +
    1.24 +	sgl_set_callback(SGL_DISPLAY, disp);
    1.25 +	sgl_set_callback(SGL_RESHAPE, reshape);
    1.26 +	sgl_set_callback(SGL_KEYBOARD, keyb);
    1.27 +	sgl_set_callback(SGL_MOUSE, mouse);
    1.28 +	sgl_set_callback(SGL_MOTION, motion);
    1.29 +
    1.30 +	sgl_event_loop();
    1.31 +	sgl_quit();
    1.32 +	return 0;
    1.33 +}
    1.34 +
    1.35 +
    1.36 +void disp(void)
    1.37 +{
    1.38 +	printf("redisplay\n");
    1.39 +
    1.40 +	glClearColor(0.2, 0.2, 0.2, 1);
    1.41 +	glClear(GL_COLOR_BUFFER_BIT);
    1.42 +
    1.43 +	glBegin(GL_QUADS);
    1.44 +	glColor3f(1, 0, 0);
    1.45 +	glVertex2f(-1, -1);
    1.46 +	glColor3f(0, 1, 0);
    1.47 +	glVertex2f(1, -1);
    1.48 +	glColor3f(0, 0, 1);
    1.49 +	glVertex2f(1, 1);
    1.50 +	glColor3f(1, 1, 0);
    1.51 +	glVertex2f(-1, 1);
    1.52 +	glEnd();
    1.53 +
    1.54 +	sgl_swap_buffers();
    1.55 +}
    1.56 +
    1.57 +void reshape(int x, int y)
    1.58 +{
    1.59 +	printf("reshape: %dx%d\n", x, y);
    1.60 +	glViewport(0, 0, x, y);
    1.61 +}
    1.62 +
    1.63 +void keyb(int key, int state)
    1.64 +{
    1.65 +	char *ststr = state ? "pressed" : "released";
    1.66 +
    1.67 +	if(key < 0xff && isprint(key)) {
    1.68 +		printf("keyboard: '%c' %s\n", (char)key, ststr);
    1.69 +	} else {
    1.70 +		printf("keyboard: %x %s\n", key, ststr);
    1.71 +	}
    1.72 +
    1.73 +	if(key == 27) {
    1.74 +		sgl_quit();
    1.75 +	}
    1.76 +}
    1.77 +
    1.78 +void mouse(int bn, int state, int x, int y)
    1.79 +{
    1.80 +	printf("mouse: button%d %s (ptr: %d %d)\n", bn, state ? "pressed" : "released", x, y);
    1.81 +}
    1.82 +
    1.83 +void motion(int x, int y)
    1.84 +{
    1.85 +	printf("mouse dragged to: (%d %d)\n", x, y);
    1.86 +}