void VoxelTreeElement::splitChildren() {
if (requiresSplit()) {
const nodeColor& ourColor = getColor();
// for colored leaves, we must add *all* the children
for (int i = 0; i < NUMBER_OF_CHILDREN; i++) {
addChildAtIndex(i)->setColor(ourColor);
}
nodeColor noColor = { 0, 0, 0, 0};
setColor(noColor); // set our own color to noColor so we are a pure non-leaf
}
}
void render(Scene& scene, Camera<FilmTy, width, height>& camera)
{
glUseProgram(0);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
mem::Pool<Microgrid, GIRDPOOL_SIZE>* grids = new mem::Pool<Microgrid, GIRDPOOL_SIZE>;
//glEnable(GL_CULL_FACE); // do culling
while (scene)
{
mem::blk shp_blk = scene.pop();
Shape* shape = static_cast<Shape*>(shp_blk.ptr);
Microgrid& grid = *(grids->alloc());
shape->dice(grid); // DICE
AABB2 bb = grid.aabb(); // BOUND
if (!isInFrustum(bb)) // | try to cull
goto memoryCleanup; // |
vec2 rasSz = camera.film.estimate(bb.max - bb.min); // SPLIT - estimate grid's raster size
if (requiresSplit(rasSz, RASTER_THRESHOLD)) // |
{ // |
shape->split(scene); // | do split
} // |
else // | don't split, so continue to raster
{
shape->shade(grid); // SHADE
camera.film.rasterize(grid); // SAMPLE
}
memoryCleanup:
grids->free(grid);
//scene.free(shp_blk);
printf("\rSHAPES: %d ", scene.cnt);
}
delete grids;
SwapBuffersBackend();
}
