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86 lines
2.3 KiB
86 lines
2.3 KiB
#include "SurfaceStack.h"
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namespace ofx {
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namespace piMapper {
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void SurfaceStack::push_back(BaseSurface * s){
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ofAddListener(s->verticesChangedEvent, this, &SurfaceStack::onVerticesChanged);
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ofAddListener(s->vertexChangedEvent, this, &SurfaceStack::onVertexChanged);
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_surfaces.push_back(s);
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}
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void SurfaceStack::pop_back(){
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ofRemoveListener(_surfaces.back()->verticesChangedEvent, this, &SurfaceStack::onVerticesChanged);
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ofRemoveListener(_surfaces.back()->vertexChangedEvent, this, &SurfaceStack::onVertexChanged);
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_surfaces.pop_back();
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}
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void SurfaceStack::erase(int i){
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ofRemoveListener(_surfaces[i]->verticesChangedEvent, this, &SurfaceStack::onVerticesChanged);
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ofRemoveListener(_surfaces[i]->vertexChangedEvent, this, &SurfaceStack::onVertexChanged);
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_surfaces.erase(_surfaces.begin() + i);
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}
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void SurfaceStack::swap(int a, int b){
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std::swap(_surfaces[a], _surfaces[b]);
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}
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void SurfaceStack::draw(){
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for(int i = 0; i < _surfaces.size(); ++i){
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if(_surfaces[i]->getSource()->getType() == SourceType::SOURCE_TYPE_FBO){
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glEnable(GL_BLEND);
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glBlendFuncSeparate(GL_ONE, GL_ZERO, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
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}else{
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ofEnableAlphaBlending();
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}
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_surfaces[i]->draw();
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}
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}
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void SurfaceStack::clear(){
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for(int i = 0; i < size(); ++i){
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ofRemoveListener(_surfaces[i]->verticesChangedEvent, this, &SurfaceStack::onVerticesChanged);
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ofRemoveListener(_surfaces[i]->vertexChangedEvent, this, &SurfaceStack::onVertexChanged);
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}
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_surfaces.clear();
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}
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int SurfaceStack::size(){
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return _surfaces.size();
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}
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BaseSurface * SurfaceStack::operator[](int i){
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return at(i);
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}
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BaseSurface * SurfaceStack::at(int i){
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if(i >= _surfaces.size()){
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throw runtime_error("SurfaceStack index out of bounds");
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}
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return _surfaces[i];
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}
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BaseSurface * SurfaceStack::back(){
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return _surfaces.back();
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}
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void SurfaceStack::onVerticesChanged(std::vector<Vec3> & vertices){
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ofNotifyEvent(verticesChangedEvent, vertices, this);
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}
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void SurfaceStack::onVertexChanged(int & i){
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ofNotifyEvent(vertexChangedEvent, i, this);
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}
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SurfaceStack * SurfaceStack::clone(){
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SurfaceStack * stack = new SurfaceStack();
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for(unsigned int i = 0; i < _surfaces.size(); ++i){
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BaseSurface * surface = _surfaces[i]->clone();
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stack->push_back(surface);
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}
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return stack;
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}
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} // namespace piMapper
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} // namespace ofx
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