mirror of
https://github.com/brunoherbelin/vimix.git
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44b888fd04
of AppearanceView. Display of scaled mixing surface in Mixing and Layers view. Changed stippling shading.
71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
#ifndef FRAMEBUFFER_H
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#define FRAMEBUFFER_H
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#include "Scene.h"
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#include "RenderingManager.h"
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class FrameBuffer {
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public:
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// size descriptions
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static const char* aspect_ratio_name[5];
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static glm::vec2 aspect_ratio_size[5];
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static const char* resolution_name[4];
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static float resolution_height[4];
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static glm::vec3 getResolutionFromParameters(int ar, int h);
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// unbind any framebuffer object
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static void release();
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FrameBuffer(glm::vec3 resolution, bool useAlpha = false, bool multiSampling = false);
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FrameBuffer(uint width, uint height, bool useAlpha = false, bool multiSampling = false);
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~FrameBuffer();
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// Bind & push attribs to prepare draw
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void begin();
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// pop attrib and unbind to end draw
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void end();
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// blit copy to another, returns true on success
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bool blit(FrameBuffer *other);
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// bind the FrameBuffer in READ and perform glReadPixels
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// return the size of the buffer
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void readPixels();
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// clear color
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inline void setClearColor(glm::vec4 color) { attrib_.clear_color = color; }
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inline glm::vec4 clearColor() const { return attrib_.clear_color; }
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// width & height
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inline uint width() const { return attrib_.viewport.x; }
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inline uint height() const { return attrib_.viewport.y; }
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glm::vec3 resolution() const;
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float aspectRatio() const;
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std::string info() const;
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// projection area (crop)
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glm::mat4 projection() const;
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glm::vec2 projectionArea() const;
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void setProjectionArea(glm::vec2 c);
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// internal pixel format
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inline bool use_alpha() const { return use_alpha_; }
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inline bool use_multisampling() const { return use_multi_sampling_; }
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// index for texturing
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uint texture() const;
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private:
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void init();
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void checkFramebufferStatus();
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RenderingAttrib attrib_;
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glm::mat4 projection_;
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glm::vec2 projection_area_;
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uint textureid_, intermediate_textureid_;
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uint framebufferid_, intermediate_framebufferid_;
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bool use_alpha_, use_multi_sampling_;
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};
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#endif // FRAMEBUFFER_H
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