1b468b8c22
The idea is to use OpenGL and some simple C code to display a 3D cube. With the mouse you can define which LED should be on or off on a particular frame. With this technique, you can define whole sequences of frames to form animations.
49 lines
997 B
C
49 lines
997 B
C
#include <stdio.h>
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#include <math.h>
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#include <glut.h>
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#include "config.h"
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#include "input.h"
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void moveCameraPosition(float direction) {
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eyePos += direction;
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if (eyePos > 360.0) eyePos = 0.0;
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lookX = cos(eyePos * PI/180.0)*(CUBE_SIZE/2+50.0) + (CUBE_SIZE/2);
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lookZ = sin(eyePos * PI/180.0)*(CUBE_SIZE/2+50.0) + (CUBE_SIZE/2);
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}
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void moveCameraAngle(float angle) {
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eyeAngle += angle;
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if (eyeAngle > 120) eyeAngle = 120;
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if (eyeAngle < 0) eyeAngle = 0;
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}
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void keyboard(unsigned char key, int x, int y) {
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switch (key) {
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case 27: // ESC
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exit(0);
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break;
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}
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glutPostRedisplay();
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}
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void keyboard_special(int key, int x, int y) {
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switch (key) {
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case GLUT_KEY_LEFT:
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moveCameraPosition(MOVE_SPEED);
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break;
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case GLUT_KEY_RIGHT:
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moveCameraPosition(MOVE_SPEED*-1);
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break;
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case GLUT_KEY_UP:
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moveCameraAngle(MOVE_SPEED);
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break;
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case GLUT_KEY_DOWN:
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moveCameraAngle(MOVE_SPEED*-1);
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}
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glutPostRedisplay();
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}
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