void BlenderSession::write_render_result()
{
/* get state */
RenderBuffers *buffers = session->buffers;
/* copy data from device */
if(!buffers->copy_from_device())
return;
BufferParams& params = buffers->params;
float exposure = scene->film->exposure;
double total_time, sample_time;
int sample;
session->progress.get_sample(sample, total_time, sample_time);
vector<float> pixels(params.width*params.height*4);
/* copy each pass */
BL::RenderLayer::passes_iterator b_iter;
for(b_rlay.passes.begin(b_iter); b_iter != b_rlay.passes.end(); ++b_iter) {
BL::RenderPass b_pass(*b_iter);
/* find matching pass type */
PassType pass_type = get_pass_type(b_pass);
int components = b_pass.channels();
/* copy pixels */
if(buffers->get_pass(pass_type, exposure, sample, components, &pixels[0]))
rna_RenderPass_rect_set(&b_pass.ptr, &pixels[0]);
}
/* copy combined pass */
if(buffers->get_pass(PASS_COMBINED, exposure, sample, 4, &pixels[0]))
rna_RenderLayer_rect_set(&b_rlay.ptr, &pixels[0]);
/* tag result as updated */
RE_engine_update_result((RenderEngine*)b_engine.ptr.data, (RenderResult*)b_rr.ptr.data);
}
