static void renderBlock(const Scene *scene, Sampler *sampler, ImageBlock &block) {
const Camera *camera = scene->getCamera();
const Integrator *integrator = scene->getIntegrator();
Point2i offset = block.getOffset();
Vector2i size = block.getSize();
/* Clear the block contents */
block.clear();
/* For each pixel and pixel sample sample */
for (int y=0; y<size.y(); ++y) {
for (int x=0; x<size.x(); ++x) {
for (uint32_t i=0; i<sampler->getSampleCount(); ++i) {
Point2f pixelSample = Point2f((float) (x + offset.x()), (float) (y + offset.y())) + sampler->next2D();
Point2f apertureSample = sampler->next2D();
/* Sample a ray from the camera */
Ray3f ray;
Color3f value = camera->sampleRay(ray, pixelSample, apertureSample);
/* Compute the incident radiance */
value *= integrator->Li(scene, sampler, ray);
/* Store in the image block */
block.put(pixelSample, value);
}
}
}
}
bool Window::isOver(Point2i p) const {
if (!on) {
return false;
}
/// @todo Shouldn't this be <tt>position.x() + border.size.width()</tt> (and
/// <tt>position.x() + size.width() - 2 * borderSize.width()</tt>?
if (p.x() < this->position.x() + this->border.size.width() ||
p.x() > this->position.x() + 2 * this->border.size.width() + this->size.width()) {
return false;
}
/// @todo Shouldn't this be <tt>position.y() + border.size.height()</tt> (and
/// <tt>position.y() + size.height() - 2 * borderSize.height()</tt>?
if (p.y() < this->position.y() + this->border.size.height() ||
p.y() > this->position.y() + 2 * this->border.size.height() + this->size.height()) {
return false;
}
return true;
}
Point2i::Point2i(const Point2i &_p)
: x_(_p.x()), y_(_p.y()) {}
