#include "mesh.h"
#include "hair.h"
+#include "object.h"
-#define MAX_NUM_SPAWNS 4
+#define MAX_NUM_SPAWNS 400
#define THRESH 0.5
static bool init();
static float cam_theta, cam_phi = 25, cam_dist = 8;
static float head_rz, head_rx; /* rot angles x, z axis */
static Mat4 head_xform;
+static CollSphere coll_sphere; /* sphere used for collision detection */
int main(int argc, char **argv)
{
return false;
}
+ coll_sphere.radius = 1.0;
+ coll_sphere.center = Vec3(0, 0.6, 0.53);
+
if(!hair.init(mesh_head, MAX_NUM_SPAWNS, THRESH)) {
fprintf(stderr, "Failed to initialize hair\n");
return false;
}
+ hair.add_collider(&coll_sphere);
+
return true;
}
static void display()
{
+ static unsigned long prev_time;
+ unsigned long msec = glutGet(GLUT_ELAPSED_TIME);
+ float dt = (float)(msec - prev_time) / 1000.0;
+ prev_time = msec;
+
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
head_xform = Mat4::identity;
glTranslatef(0, 0, -cam_dist);
glRotatef(cam_phi, 1, 0, 0);
glRotatef(cam_theta, 0, 1, 0);
-
+ /* multiplying with the head rot matrix */
+ glPushMatrix();
glMultMatrixf(head_xform[0]);
-
+/*
+ glPushAttrib(GL_LINE_BIT);
+ glLineWidth(1);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+*/
for(size_t i=0; i<meshes.size(); i++) {
meshes[i]->draw();
}
+/*
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+ glPopAttrib();
+*/
+
+ glPopMatrix();
+ hair.set_transform(head_xform);
+ hair.update(dt);
hair.draw();
+/*
+ glPushAttrib(GL_ENABLE_BIT);
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_LIGHTING);
+ glBegin(GL_POINTS);
+ for (int i=0; i<500; i++) {
+ Vec3 p;
+ p.x = (float)rand() / RAND_MAX * 8 - 4;
+ p.y = (float)rand() / RAND_MAX * 4;
+ p.z = 0;
+
+ Vec3 tmp = inverse(head_xform) * p;
+ if(coll_sphere.contains(tmp)) {
+ glColor3f(1, 0, 0);
+ }
+ else glColor3f(0, 1, 0);
+
+ glVertex3f(p.x, p.y, p.z);
+ }
+ glEnd();
+ glPopAttrib();
+*/
+
glutSwapBuffers();
assert(glGetError() == GL_NO_ERROR);
}
if(head_rx > 45) head_rx = 45;
if(head_rz < -90) head_rz = -90;
- if(head_rz > 90) head_rx = 90;
+ if(head_rz > 90) head_rz = 30;
}
}
else {