123 lines
3.8 KiB
C++
Executable File
123 lines
3.8 KiB
C++
Executable File
//
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// KRSettings.h
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// Kraken Engine
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//
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// Copyright 2021 Kearwood Gilbert. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other materials
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// provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
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// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// The views and conclusions contained in the software and documentation are those of the
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// authors and should not be interpreted as representing official policies, either expressed
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// or implied, of Kearwood Gilbert.
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//
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#ifndef KRCAMERA_H
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#define KRCAMERA_H
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#include "KREngine-common.h"
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#include "KRPipeline.h"
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#include "KRContextObject.h"
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#include "KRTexture.h"
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#include "KRContext.h"
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#include "KRViewport.h"
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#include "KRRenderSettings.h"
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#define KRAKEN_FPS_AVERAGE_FRAME_COUNT 30
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class KRModel;
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class KRScene;
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class KRViewport;
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class KRCamera : public KRNode {
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public:
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static void InitNodeInfo(KrNodeInfo* nodeInfo);
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KRCamera(KRScene &scene, std::string name);
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virtual ~KRCamera();
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void renderFrame(GLint defaultFBO, GLint renderBufferWidth, GLint renderBufferHeight);
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KRRenderSettings settings;
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const KRViewport &getViewport() const;
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virtual std::string getElementName();
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virtual tinyxml2::XMLElement *saveXML( tinyxml2::XMLNode *parent);
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virtual void loadXML(tinyxml2::XMLElement *e);
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std::string getDebugText();
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void flushSkybox(); // this will delete the skybox and cause the camera to reload a new skybox based on the settings
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Vector2 getDownsample();
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void setDownsample(float v);
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void setFadeColor(const Vector4 &fade_color);
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Vector4 getFadeColor();
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void setSkyBox(const std::string &skyBox);
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const std::string getSkyBox() const;
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private:
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void createBuffers(GLint renderBufferWidth, GLint renderBufferHeight);
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GLint m_backingWidth, m_backingHeight;
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GLint volumetricBufferWidth, volumetricBufferHeight;
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GLuint compositeFramebuffer, compositeDepthTexture, compositeColorTexture;
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GLuint lightAccumulationBuffer, lightAccumulationTexture;
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GLuint volumetricLightAccumulationBuffer, volumetricLightAccumulationTexture;
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void renderPost();
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void destroyBuffers();
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KRTexture *m_pSkyBoxTexture;
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std::string m_skyBox;
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KRViewport m_viewport;
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float m_particlesAbsoluteTime;
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Vector2 m_downsample;
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Vector4 m_fade_color;
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typedef struct {
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GLfloat x;
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GLfloat y;
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GLfloat z;
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GLfloat u;
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GLfloat v;
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} DebugTextVertexData;
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KRDataBlock m_debug_text_vertices;
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// std::string getDebugText();
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uint64_t m_last_frame_start;
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int m_frame_times[KRAKEN_FPS_AVERAGE_FRAME_COUNT];
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int m_frame_times_filled;
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};
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#endif
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