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fec2fb7ce6
This involves also resizing the renderbuffer of the clone source. Upsampling is cubic (faster approximation) and Downsampling is bilinear.
48 lines
895 B
C++
48 lines
895 B
C++
#include "FrameBuffer.h"
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#include "Resource.h"
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#include "Visitor.h"
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#include "FrameBufferFilter.h"
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#include "FrameBufferFilter.h"
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const char* FrameBufferFilter::type_label[FrameBufferFilter::FILTER_INVALID] = {
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"None", "Delay", "Resample", "Blur", "Sharpen", "Edge", "Shader code"
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};
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FrameBufferFilter::FrameBufferFilter() : enabled_(true), input_(nullptr)
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{
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}
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void FrameBufferFilter::draw (FrameBuffer *input)
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{
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input_ = input;
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}
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void FrameBufferFilter::accept(Visitor& v)
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{
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if (input_)
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v.visit(*this);
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}
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PassthroughFilter::PassthroughFilter() : FrameBufferFilter()
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{
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}
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uint PassthroughFilter::texture() const
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{
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if (input_)
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return input_->texture();
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else
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return Resource::getTextureBlack();
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}
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glm::vec3 PassthroughFilter::resolution() const
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{
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if (input_)
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return input_->resolution();
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else
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return glm::vec3(1,1,0);
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}
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