136 lines
3 KiB
C++
136 lines
3 KiB
C++
#ifndef SOFTWARECANVASRENDERER_H
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#define SOFTWARECANVASRENDERER_H
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#include "software_global.h"
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#include "SoftwareRenderer.h"
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#include <string>
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#include <vector>
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namespace paysages {
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namespace software {
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/**
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* Software rendering inside a Canvas surface.
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*
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* This class launches the rasterization process into canvas portions and
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* redirects post processing to the software renderer.
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*
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* It tries to keep a canvas portion rasterized ahead of the post processing.
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*/
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class SOFTWARESHARED_EXPORT SoftwareCanvasRenderer : public SoftwareRenderer {
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public:
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SoftwareCanvasRenderer(Scenery *scenery);
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virtual ~SoftwareCanvasRenderer();
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inline const Canvas *getCanvas() const {
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return canvas;
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}
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inline RenderProgress *getProgressHelper() const {
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return progress;
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}
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inline bool isFinished() const {
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return finished;
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}
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inline Rasterizer *getSkyRasterizer() const {
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return rasterizer_sky;
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}
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inline Rasterizer *getWaterRasterizer() const {
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return rasterizer_water;
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}
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inline Rasterizer *getTerrainRasterizer() const {
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return rasterizer_terrain;
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}
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inline Rasterizer *getVegetationRasterizer() const {
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return rasterizer_vegetation;
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}
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virtual void setQuality(double factor) override;
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/**
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* Clear the rasterizers list, and put a single one.
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*/
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void setSoloRasterizer(Rasterizer *rasterizer);
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/**
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* Get the global rendering progress (0.0-1.0).
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*/
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double getProgress() const;
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/**
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* Set the renderer configuration.
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*/
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void setConfig(const RenderConfig &config);
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/**
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* Enable or disable the post processing.
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*/
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void enablePostprocess(bool enabled);
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/**
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* Set the rendering size in pixels.
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*
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* Set 'samples' to something bigger than 1 to allow for the multi-sampling of pixels.
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*/
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void setSize(int width, int height, int samples = 1);
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/**
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* Start the two-pass render process.
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*/
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void render();
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/**
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* Interrupt the render process.
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*/
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void interrupt();
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/**
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* Get a rasterizer by its client id.
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*/
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const Rasterizer &getRasterizer(int client_id) const;
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/**
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* Save the rendered canvas to a picture file on disk.
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*
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* Returns true if the save was successful.
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*/
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bool saveToDisk(const string &filepath) const;
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protected:
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/**
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* Rasterize the scenery into a canvas portion.
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*/
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void rasterize(CanvasPortion *portion);
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/**
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* Apply pixel shader to fragments stored in the CanvasPortion.
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*/
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void applyPixelShader(CanvasPortion *portion);
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private:
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RenderProgress *progress;
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Canvas *canvas;
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int samples;
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vector<Rasterizer *> rasterizers;
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Rasterizer *rasterizer_sky;
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Rasterizer *rasterizer_water;
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Rasterizer *rasterizer_terrain;
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Rasterizer *rasterizer_vegetation;
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bool started;
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bool finished;
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bool interrupted;
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bool postprocess_enabled;
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ParallelWork *current_work;
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};
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}
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}
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#endif // SOFTWARECANVASRENDERER_H
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