275 lines
9.8 KiB
C++
275 lines
9.8 KiB
C++
/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor:
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* Jeroen Bakker
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* Monique Dewanchand
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* Lukas Tönne
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*/
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#include "COM_ImageNode.h"
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#include "COM_ExecutionSystem.h"
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#include "COM_ImageOperation.h"
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#include "COM_MultilayerImageOperation.h"
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#include "COM_ConvertOperation.h"
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#include "BKE_node.h"
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#include "BLI_utildefines.h"
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#include "COM_SetValueOperation.h"
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#include "COM_SetVectorOperation.h"
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#include "COM_SetColorOperation.h"
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#include "COM_SeparateColorNode.h"
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ImageNode::ImageNode(bNode *editorNode) : Node(editorNode)
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{
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/* pass */
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}
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NodeOperation *ImageNode::doMultilayerCheck(NodeConverter &converter, RenderLayer *rl, Image *image, ImageUser *user,
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int framenumber, int outputsocketIndex, int passindex, int view, DataType datatype) const
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{
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NodeOutput *outputSocket = this->getOutputSocket(outputsocketIndex);
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MultilayerBaseOperation *operation = NULL;
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switch (datatype) {
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case COM_DT_VALUE:
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operation = new MultilayerValueOperation(passindex, view);
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break;
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case COM_DT_VECTOR:
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operation = new MultilayerVectorOperation(passindex, view);
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break;
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case COM_DT_COLOR:
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operation = new MultilayerColorOperation(passindex, view);
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break;
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default:
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break;
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}
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operation->setImage(image);
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operation->setRenderLayer(rl);
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operation->setImageUser(user);
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operation->setFramenumber(framenumber);
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converter.addOperation(operation);
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converter.mapOutputSocket(outputSocket, operation->getOutputSocket());
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return operation;
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}
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void ImageNode::convertToOperations(NodeConverter &converter, const CompositorContext &context) const
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{
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/// Image output
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NodeOutput *outputImage = this->getOutputSocket(0);
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bNode *editorNode = this->getbNode();
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Image *image = (Image *)editorNode->id;
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ImageUser *imageuser = (ImageUser *)editorNode->storage;
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int framenumber = context.getFramenumber();
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int numberOfOutputs = this->getNumberOfOutputSockets();
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bool outputStraightAlpha = (editorNode->custom1 & CMP_NODE_IMAGE_USE_STRAIGHT_OUTPUT) != 0;
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BKE_image_user_frame_calc(imageuser, context.getFramenumber(), 0);
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/* force a load, we assume iuser index will be set OK anyway */
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if (image && image->type == IMA_TYPE_MULTILAYER) {
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bool is_multilayer_ok = false;
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ImBuf *ibuf = BKE_image_acquire_ibuf(image, imageuser, NULL);
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if (image->rr) {
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RenderLayer *rl = (RenderLayer *)BLI_findlink(&image->rr->layers, imageuser->layer);
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if (rl) {
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NodeOutput *socket;
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int index;
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is_multilayer_ok = true;
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for (index = 0; index < numberOfOutputs; index++) {
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NodeOperation *operation = NULL;
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socket = this->getOutputSocket(index);
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bNodeSocket *bnodeSocket = socket->getbNodeSocket();
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NodeImageLayer *storage = (NodeImageLayer *)bnodeSocket->storage;
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RenderPass *rpass = (RenderPass *)BLI_findstring(&rl->passes, storage->pass_name, offsetof(RenderPass, name));
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int view = 0;
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if (STREQ(storage->pass_name, RE_PASSNAME_COMBINED) && STREQ(bnodeSocket->name, "Alpha")) {
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/* Alpha output is already handled with the associated combined output. */
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continue;
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}
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/* returns the image view to use for the current active view */
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if (BLI_listbase_count_at_most(&image->rr->views, 2) > 1) {
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const int view_image = imageuser->view;
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const bool is_allview = (view_image == 0); /* if view selected == All (0) */
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if (is_allview) {
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/* heuristic to match image name with scene names
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* check if the view name exists in the image */
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view = BLI_findstringindex(&image->rr->views, context.getViewName(), offsetof(RenderView, name));
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if (view == -1) view = 0;
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}
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else {
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view = view_image - 1;
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}
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}
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if (rpass) {
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int passindex = BLI_findindex(&rl->passes, rpass);
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switch (rpass->channels) {
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case 1:
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operation = doMultilayerCheck(converter, rl, image, imageuser, framenumber, index,
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passindex, view, COM_DT_VALUE);
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break;
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/* using image operations for both 3 and 4 channels (RGB and RGBA respectively) */
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/* XXX any way to detect actual vector images? */
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case 3:
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operation = doMultilayerCheck(converter, rl, image, imageuser, framenumber, index,
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passindex, view, COM_DT_VECTOR);
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break;
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case 4:
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operation = doMultilayerCheck(converter, rl, image, imageuser, framenumber, index,
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passindex, view, COM_DT_COLOR);
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break;
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default:
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/* dummy operation is added below */
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break;
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}
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if (index == 0 && operation) {
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converter.addPreview(operation->getOutputSocket());
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}
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if (STREQ(rpass->name, RE_PASSNAME_COMBINED)) {
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for (int alphaIndex = 0; alphaIndex < numberOfOutputs; alphaIndex++) {
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NodeOutput *alphaSocket = this->getOutputSocket(alphaIndex);
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bNodeSocket *bnodeAlphaSocket = alphaSocket->getbNodeSocket();
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if (!STREQ(bnodeAlphaSocket->name, "Alpha")) {
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continue;
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}
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NodeImageLayer *alphaStorage = (NodeImageLayer *)bnodeSocket->storage;
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if (!STREQ(alphaStorage->pass_name, RE_PASSNAME_COMBINED)) {
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continue;
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}
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SeparateChannelOperation *separate_operation;
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separate_operation = new SeparateChannelOperation();
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separate_operation->setChannel(3);
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converter.addOperation(separate_operation);
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converter.addLink(operation->getOutputSocket(), separate_operation->getInputSocket(0));
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converter.mapOutputSocket(alphaSocket, separate_operation->getOutputSocket());
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break;
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}
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}
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}
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/* incase we can't load the layer */
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if (operation == NULL)
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converter.setInvalidOutput(getOutputSocket(index));
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}
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}
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}
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BKE_image_release_ibuf(image, ibuf, NULL);
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/* without this, multilayer that fail to load will crash blender [#32490] */
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if (is_multilayer_ok == false) {
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for (int i = 0; i < getNumberOfOutputSockets(); ++i)
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converter.setInvalidOutput(getOutputSocket(i));
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}
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}
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else {
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if (numberOfOutputs > 0) {
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ImageOperation *operation = new ImageOperation();
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operation->setImage(image);
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operation->setImageUser(imageuser);
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operation->setFramenumber(framenumber);
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operation->setRenderData(context.getRenderData());
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operation->setViewName(context.getViewName());
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converter.addOperation(operation);
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if (outputStraightAlpha) {
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NodeOperation *alphaConvertOperation = new ConvertPremulToStraightOperation();
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converter.addOperation(alphaConvertOperation);
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converter.mapOutputSocket(outputImage, alphaConvertOperation->getOutputSocket());
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converter.addLink(operation->getOutputSocket(0), alphaConvertOperation->getInputSocket(0));
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}
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else {
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converter.mapOutputSocket(outputImage, operation->getOutputSocket());
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}
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converter.addPreview(operation->getOutputSocket());
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}
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if (numberOfOutputs > 1) {
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NodeOutput *alphaImage = this->getOutputSocket(1);
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ImageAlphaOperation *alphaOperation = new ImageAlphaOperation();
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alphaOperation->setImage(image);
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alphaOperation->setImageUser(imageuser);
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alphaOperation->setFramenumber(framenumber);
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alphaOperation->setRenderData(context.getRenderData());
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alphaOperation->setViewName(context.getViewName());
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converter.addOperation(alphaOperation);
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converter.mapOutputSocket(alphaImage, alphaOperation->getOutputSocket());
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}
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if (numberOfOutputs > 2) {
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NodeOutput *depthImage = this->getOutputSocket(2);
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ImageDepthOperation *depthOperation = new ImageDepthOperation();
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depthOperation->setImage(image);
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depthOperation->setImageUser(imageuser);
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depthOperation->setFramenumber(framenumber);
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depthOperation->setRenderData(context.getRenderData());
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depthOperation->setViewName(context.getViewName());
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converter.addOperation(depthOperation);
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converter.mapOutputSocket(depthImage, depthOperation->getOutputSocket());
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}
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if (numberOfOutputs > 3) {
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/* happens when unlinking image datablock from multilayer node */
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for (int i = 3; i < numberOfOutputs; i++) {
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NodeOutput *output = this->getOutputSocket(i);
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NodeOperation *operation = NULL;
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switch (output->getDataType()) {
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case COM_DT_VALUE:
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{
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SetValueOperation *valueoperation = new SetValueOperation();
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valueoperation->setValue(0.0f);
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operation = valueoperation;
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break;
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}
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case COM_DT_VECTOR:
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{
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SetVectorOperation *vectoroperation = new SetVectorOperation();
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vectoroperation->setX(0.0f);
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vectoroperation->setY(0.0f);
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vectoroperation->setW(0.0f);
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operation = vectoroperation;
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break;
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}
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case COM_DT_COLOR:
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{
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SetColorOperation *coloroperation = new SetColorOperation();
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coloroperation->setChannel1(0.0f);
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coloroperation->setChannel2(0.0f);
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coloroperation->setChannel3(0.0f);
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coloroperation->setChannel4(0.0f);
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operation = coloroperation;
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break;
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}
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}
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if (operation) {
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/* not supporting multiview for this generic case */
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converter.addOperation(operation);
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converter.mapOutputSocket(output, operation->getOutputSocket());
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}
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}
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}
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}
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}
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