#include <stdio.h>
#include <string>
+#include <gmath/gmath.h>
+
#include "mesh.h"
#include "hair.h"
static void keyup(unsigned char key, int x, int y);
static void mouse(int bn, int st, int x, int y);
static void motion(int x, int y);
+static void idle();
static std::vector<Mesh*> meshes;
static Mesh *mesh_head;
static int win_width, win_height;
static float cam_theta, cam_phi = 25, cam_dist = 8;
-static float hair_deg;
+static float head_rz, head_rx; /* rot angles x, z axis */
+static Mat4 head_xform;
int main(int argc, char **argv)
{
glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
glutCreateWindow("hair test");
+ /* for the keydown, keyup functions to work */
+ glutSetKeyRepeat(GLUT_KEY_REPEAT_OFF);
+
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutKeyboardFunc(keydown);
glutKeyboardUpFunc(keyup);
glutMouseFunc(mouse);
glutMotionFunc(motion);
+ glutIdleFunc(idle);
if(!init()) {
return 1;
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ head_xform = Mat4::identity;
+ head_xform.rotate_x(gph::deg_to_rad(head_rx));
+ head_xform.rotate_z(-gph::deg_to_rad(head_rz));
+
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0, 0, -cam_dist);
glRotatef(cam_phi, 1, 0, 0);
glRotatef(cam_theta, 0, 1, 0);
+ glMultMatrixf(head_xform[0]);
+
for(size_t i=0; i<meshes.size(); i++) {
meshes[i]->draw();
}
gluPerspective(50.0, (float)x / (float)y, 0.5, 500.0);
}
+static bool hpressed;
static void keydown(unsigned char key, int /*x*/, int /*y*/)
{
switch(key) {
case 'h':
case 'H':
- printf("key %u down\n", key);
+ hpressed = true;
break;
case 27:
exit(0);
static void keyup(unsigned char key, int /*x*/, int /*y*/)
{
switch(key) {
- case 'h':
- case 'H':
- printf("key %u up\n", key);
- break;
- default:
- break;
+ case 'h':
+ case 'H':
+ hpressed = false;
+ break;
+ default:
+ break;
}
}
if(!dx && !dy) return;
- if(bnstate[0]) {
- cam_theta += dx * 0.5;
- cam_phi += dy * 0.5;
+ if(hpressed) {
+ if(bnstate[0]) {
+ head_rz += dx * 0.5;
+ head_rx += dy * 0.5;
- if(cam_phi < -90) cam_phi = -90;
- if(cam_phi > 90) cam_phi = 90;
- glutPostRedisplay();
+ if(head_rx < -45) head_rx = -45;
+ if(head_rx > 45) head_rx = 45;
+
+ if(head_rz < -90) head_rz = -90;
+ if(head_rz > 90) head_rx = 90;
+ }
}
- if(bnstate[2]) {
- cam_dist += dy * 0.1;
- if(cam_dist < 0) cam_dist = 0;
- glutPostRedisplay();
+ else {
+ if(bnstate[0]) {
+ cam_theta += dx * 0.5;
+ cam_phi += dy * 0.5;
+
+ if(cam_phi < -90) cam_phi = -90;
+ if(cam_phi > 90) cam_phi = 90;
+ }
+ if(bnstate[2]) {
+ cam_dist += dy * 0.1;
+ if(cam_dist < 0) cam_dist = 0;
+ }
}
}
+
+static void idle()
+{
+ glutPostRedisplay();
+}