void BlenderSession::do_write_update_render_result(BL::RenderResult b_rr, BL::RenderLayer b_rlay, RenderTile& rtile, bool do_update_only)
{
RenderBuffers *buffers = rtile.buffers;
/* copy data from device */
if(!buffers->copy_from_device())
return;
BufferParams& params = buffers->params;
float exposure = scene->film->exposure;
vector<float> pixels(params.width*params.height*4);
if (!do_update_only) {
/* 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_rect(pass_type, exposure, rtile.sample, components, &pixels[0]))
memset(&pixels[0], 0, pixels.size()*sizeof(float));
b_pass.rect(&pixels[0]);
}
}
/* copy combined pass */
if(buffers->get_pass_rect(PASS_COMBINED, exposure, rtile.sample, 4, &pixels[0]))
b_rlay.rect(&pixels[0]);
/* tag result as updated */
b_engine.update_result(b_rr);
}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Update render image, with passes if needed
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void BlenderSession::do_write_update_render_result(BL::RenderResult b_rr, BL::RenderLayer b_rlay, bool do_update_only) {
int buf_size = width * height * 4;
float* pixels = pass_buffers[0];
if(!pixels) {
pixels = new float[buf_size];
pass_buffers[0] = pixels;
}
float* mb_pixels = mb_pass_buffers[0];
if(motion_blur && !mb_pixels) {
mb_pixels = new float[buf_size];
mb_pass_buffers[0] = mb_pixels;
}
Passes::PassTypes cur_pass_type;
if(scene->passes->use_passes)
cur_pass_type = scene->passes->cur_pass_type;
else
cur_pass_type = Passes::COMBINED;
if(scene->passes->use_passes && session->server->cur_pass_type != cur_pass_type)
session->server->get_image_buffer(session->params.image_stat, session->params.interactive ? 0 : (session->params.hdr_tonemapped ? 2 : 1), cur_pass_type, session->progress);
if(motion_blur && mb_type == SUBFRAME && mb_cur_sample > 1) {
if(!do_update_only) {
for(unsigned int k = 0; k < buf_size; ++k)
pixels[k] = (pixels[k] * (mb_cur_sample - 1) + mb_pixels[k]) / (float)mb_cur_sample;
}
else {
if(mb_cur_sample > 2 && mb_cur_sample > mb_sample_in_work) {
mb_sample_in_work = mb_cur_sample;
for(unsigned int k = 0; k < buf_size; ++k)
pixels[k] = (pixels[k] * (mb_cur_sample - 2) + mb_pixels[k]) / (float)(mb_cur_sample - 1);
}
session->server->get_pass_rect(cur_pass_type, 4, mb_pixels, width, height,
(scene->camera->use_border ? scene->camera->border.z - scene->camera->border.x : width), (scene->camera->use_border ? scene->camera->border.w - scene->camera->border.y : height));
}
b_rlay.rect(pixels);
}
else if(session->server->get_pass_rect(cur_pass_type, 4, pixels, width, height,
(scene->camera->use_border ? scene->camera->border.z - scene->camera->border.x : width), (scene->camera->use_border ? scene->camera->border.w - scene->camera->border.y : height)))
b_rlay.rect(pixels);
if(scene->passes->use_passes && (!do_update_only || (motion_blur && mb_type == SUBFRAME && session->params.image_stat.cur_samples >= session->params.samples))) {
// 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);
int components = b_pass.channels();
buf_size = width * height * components;
// Find matching pass type
Passes::PassTypes pass_type = get_octane_pass_type(b_pass);
if(pass_type == Passes::COMBINED)
continue;
else if(pass_type == Passes::PASS_NONE || !session->server->get_image_buffer(session->params.image_stat, session->params.interactive ? 0 : (session->params.hdr_tonemapped ? 2 : 1), pass_type, session->progress)) {
if(!do_update_only) {
float* pixels = new float[buf_size];
memset(pixels, 0, sizeof(float) * buf_size);
b_pass.rect(pixels);
delete[] pixels;
}
continue;
}
int pass_idx = get_pass_index(pass_type);
pixels = pass_buffers[pass_idx];
if(!pixels) {
pixels = new float[buf_size];
pass_buffers[pass_idx] = pixels;
}
mb_pixels = mb_pass_buffers[pass_idx];
if(motion_blur && !mb_pixels) {
mb_pixels = new float[buf_size];
mb_pass_buffers[pass_idx] = mb_pixels;
}
if(motion_blur && mb_type == SUBFRAME && mb_cur_sample > 1) {
if(!do_update_only) {
for(unsigned int k = 0; k < buf_size; ++k)
pixels[k] = (pixels[k] * (mb_cur_sample - 1) + mb_pixels[k]) / (float)mb_cur_sample;
}
else {
if(mb_cur_sample > 2 && mb_cur_sample > mb_sample_in_work) {
mb_sample_in_work = mb_cur_sample;
for(unsigned int k = 0; k < buf_size; ++k)
pixels[k] = (pixels[k] * (mb_cur_sample - 2) + mb_pixels[k]) / (float)(mb_cur_sample - 1);
}
session->server->get_pass_rect(pass_type, components, mb_pixels, width, height,
(scene->camera->use_border ? scene->camera->border.z - scene->camera->border.x : width), (scene->camera->use_border ? scene->camera->border.w - scene->camera->border.y : height));
}
b_pass.rect(pixels);
}
else {
if(session->server->get_pass_rect(pass_type, components, pixels, width, height,
(scene->camera->use_border ? scene->camera->border.z - scene->camera->border.x : width), (scene->camera->use_border ? scene->camera->border.w - scene->camera->border.y : height)))
b_pass.rect(pixels);
}
} //for(b_rlay.passes.begin(b_iter); b_iter != b_rlay.passes.end(); ++b_iter)
} //if(scene->passes->use_passes && (!do_update_only || motion_blur && mb_type == SUBFRAME))
// Tag result as updated
b_engine.update_result(b_rr);
} //do_write_update_render_result()