static void *_loader(void *unused) {
FILE *f;
char *buffer;
size_t length;
struct resource *r, *active_resources = NULL, *free_resources = NULL, *r_next;
struct loaderMessage *m;
unsigned int sequence = 0;
while(1) {
delt_with:
m = _dequeue();
if(m == NULL) {
nos_sleep(16);
continue;
}
if(m->tag == MSG_EXIT) {
r = active_resources;
while(r) {
r_next = r->next;
r->release(r->data);
#ifdef DEBUG
free(r->filename);
#endif
r->next = free_resources;
free_resources = r;
r = r_next;
}
#ifdef DEBUG
r = free_resources;
while(r) {
r_next = r->next;
free(r);
r = r_next;
}
#endif
return NULL;
}
if(m->tag == MSG_BARRIER) {
r = active_resources;
active_resources = NULL;
while(r) {
r_next = r->next;
if(r->sequence != sequence) {
r->release(r->data);
free(r->filename);
r->next = free_resources;
free_resources = r;
} else {
r->next = active_resources;
active_resources = r;
}
r = r_next;
}
sequence++;
continue;
}
r = active_resources;
while(r) {
if(strcmp(r->filename, m->filename) == 0) {
r->sequence = sequence;
*m->ptr = r->data;
free(m->filename);
goto delt_with;
}
r = r->next;
}
if(free_resources) {
r = free_resources;
free_resources = r->next;
} else {
r = calloc(1, sizeof(*r));
}
f = fopen(m->filename, "r");
if(f == NULL) {
continue;
}
fseek(f, 0, SEEK_END);
length = ftell(f);
fseek(f, 0, SEEK_SET);
buffer = malloc(length + 1);
if(buffer == NULL) {
fclose(f);
continue;
}
fread(buffer, 1, length, f);
fclose(f);
buffer[length] = 0;
r->data = m->load(length, buffer);
free(buffer);
if(r->data) {
*m->ptr = r->data;
r->filename = m->filename;
r->release = m->release;
r->sequence = sequence;
r->next = active_resources;
active_resources = r;
}
}
}
int nos_frame(void) {
unsigned int q, v;
struct nos_model *mod = &model;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if(camera_rotate) {
int x, y;
nos_mouse_delta(&x, &y);
camera_angles[0] += y * 0.5f;
camera_angles[1] += x * 0.5f;
}
camera_distance_actual = camera_distance_actual*0.9f + camera_distance*0.1f;
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.0f, 0.0f, -camera_distance_actual);
glRotatef(camera_angles[0], 1.0f, 0.0f, 0.0f); // up/down
glRotatef(camera_angles[1], 0.0f, 1.0f, 0.0f); // left/right
glRotatef(camera_angles[2], 0.0f, 0.0f, 1.0f);
if(moving_code[0]) {
int x;
nos_mouse_delta(&x, NULL);
mod = &moving_model;
if(x) {
moving_delta += x * 0.01f;
if(moving_delta > 3.99f) {
moving_delta = 3.99f;
}
if(moving_delta < -3.99f) {
moving_delta = -3.99f;
}
moving_model = model;
*((unsigned short *)&moving_code[1]) = (unsigned short)((moving_delta + 4.0f) * 8192.0f);
nos_model_command(moving_code, &unpacker, mod);
}
} else {
select_quad();
}
glBegin(GL_QUADS);
for(q = 0; q < mod->quads; ++q) {
if(unpacker.deleted_quads[q]) {
continue;
}
if(unpacker.selected_quads[q]) {
if(q == best_quad) {
glColor3f(0.6f, 0.6f, 0.3f);
} else {
glColor3f(0.5f, 0.5f, 0.2f);
}
} else {
if(q == best_quad) {
glColor3f(0.2f, 0.2f, 0.6f);
} else {
glColor3f(0.1f, 0.1f, 0.5f);
}
}
glVertex3fv(mod->vertex_pos[mod->quad_index[q][0]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][1]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][2]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][3]]);
}
glEnd();
if(show_axis_lines) {
glBegin(GL_LINES);
glColor3f(1.0f, 0.0f, 0.0f);
glVertex3f(0.0f, 0.0f, 0.0f);
glVertex3f(10.0f, 0.0f, 0.0f);
glColor3f(0.0f, 1.0f, 0.0f);
glVertex3f(0.0f, 0.0f, 0.0f);
glVertex3f(0.0f, 10.0f, 0.0f);
glColor3f(0.0f, 0.0f, 1.0f);
glVertex3f(0.0f, 0.0f, 0.0f);
glVertex3f(0.0f, 0.0f, 10.0f);
glEnd();
}
if(show_edges) {
glColor3f(0.2f, 0.2f, 1.0f);
glBegin(GL_LINES);
for(q = 0; q < mod->quads; ++q) {
glVertex3fv(mod->vertex_pos[mod->quad_index[q][0]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][1]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][1]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][2]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][2]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][3]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][3]]);
glVertex3fv(mod->vertex_pos[mod->quad_index[q][0]]);
}
glEnd();
}
if(show_quad_normals) {
glColor3f(0.25f, 0.25f, 0.25f);
glBegin(GL_LINES);
for(q = 0; q < mod->quads; ++q) {
glVertex3fv(unpacker.quad_center[q]);
glVertex3f(unpacker.quad_center[q][0] + mod->quad_normal[q][0], unpacker.quad_center[q][1] + mod->quad_normal[q][1], unpacker.quad_center[q][2] + mod->quad_normal[q][2]);
}
glEnd();
}
if(show_vertex_normals) {
glColor3f(0.25f, 0.25f, 0.25f);
glBegin(GL_LINES);
for(v = 0; v < mod->vertexes; ++v) {
glVertex3fv(mod->vertex_pos[v]);
glVertex3f(mod->vertex_pos[v][0] + mod->vertex_normal[v][0], mod->vertex_pos[v][1] + mod->vertex_normal[v][1], mod->vertex_pos[v][2] + mod->vertex_normal[v][2]);
}
glEnd();
}
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glScalef(2.0f, -2.0f, 0.0f);
glTranslatef(-0.5f, -0.5f, 0.0f);
glScalef(1.0f/NOS_XRES, 1.0f/NOS_YRES, 0.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glDisable(GL_CULL_FACE);
glDisable(GL_DEPTH_TEST);
glColor3f(0.2f, 0.2f, 0.2f);
glRectf(0.0f, 0.0f, 128.0f, NOS_YRES);
glColor3f(1.0f, 1.0f, 1.0f);
{
float y = 0;
for(q = 0; q < command_index; q++) {
nos_draw_text(2.0f, y += 12, cmd2text[command[q].code[0]], command[q].code[1] | command[q].code[2] << 8);
}
}
{
float y = 0;
switch(last_sym) {
case 't':
nos_draw_text(128.0f, y += 12, "Translate faces");
nos_draw_text(128.0f, y += 12, "n: normal");
nos_draw_text(128.0f, y += 12, "x: X");
nos_draw_text(128.0f, y += 12, "y: Y");
nos_draw_text(128.0f, y += 12, "z: Z");
break;
case 'T':
nos_draw_text(128.0f, y += 12, "Translate all");
nos_draw_text(128.0f, y += 12, "x: X");
nos_draw_text(128.0f, y += 12, "y: Y");
nos_draw_text(128.0f, y += 12, "z: Z");
break;
case 's':
nos_draw_text(128.0f, y += 12, "Scale faces");
nos_draw_text(128.0f, y += 12, "n: normal");
nos_draw_text(128.0f, y += 12, "x: X");
nos_draw_text(128.0f, y += 12, "y: Y");
nos_draw_text(128.0f, y += 12, "z: Z");
break;
case 'S':
nos_draw_text(128.0f, y += 12, "Scale all");
nos_draw_text(128.0f, y += 12, "x: X");
nos_draw_text(128.0f, y += 12, "y: Y");
nos_draw_text(128.0f, y += 12, "z: Z");
break;
case 'r':
nos_draw_text(128.0f, y += 12, "Rotate faces");
nos_draw_text(128.0f, y += 12, "x: X");
nos_draw_text(128.0f, y += 12, "y: Y");
nos_draw_text(128.0f, y += 12, "z: Z");
break;
case 'e':
nos_draw_text(128.0f, y += 12, "Extra");
nos_draw_text(128.0f, y += 12, "s: Smooth all");
nos_draw_text(128.0f, y += 12, "d: Subdivide all");
nos_draw_text(128.0f, y += 12, "a: Add Cube");
nos_draw_text(128.0f, y += 12, "i: Inset faces");
nos_draw_text(128.0f, y += 12, "e: Extrude faces");
nos_draw_text(128.0f, y += 12, "t: Taper faces");
nos_draw_text(128.0f, y += 12, "r: Remove faces");
nos_draw_text(128.0f, y += 12, "c: Cage faces");
break;
case 'x':
nos_draw_text(128.0f, y += 12, "Select");
nos_draw_text(128.0f, y += 12, "a: All");
nos_draw_text(128.0f, y += 12, "n: None");
nos_draw_text(128.0f, y += 12, "i: Invert");
nos_draw_text(128.0f, y += 12, "g: Grow selection");
nos_draw_text(128.0f, y += 12, "j: Select Adjacent");
nos_draw_text(128.0f, y += 12, "x: Simular X");
nos_draw_text(128.0f, y += 12, "y: Simular Y");
nos_draw_text(128.0f, y += 12, "z: Simular Z");
break;
default:
nos_draw_text(128.0f, y += 12, "t: Translate Face");
nos_draw_text(128.0f, y += 12, "T: Translate All");
nos_draw_text(128.0f, y += 12, "s: Scale Face");
nos_draw_text(128.0f, y += 12, "S: Scale All");
nos_draw_text(128.0f, y += 12, "r: Rotate Faces");
nos_draw_text(128.0f, y += 12, "e: Extra");
break;
}
}
glEnable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
glMatrixMode(GL_PROJECTION);
glPopMatrix();
nos_sleep(10);
return 0;
}
inline void nos_run_task(void)
{
while (_nos_run_next_task()) {};
nos_sleep();
_nos_wait();
}
