48 lines
948 B
C
48 lines
948 B
C
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#pragma once
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#ifndef __Camera__
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#define __Camera__
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#include <memory>
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#define GLM_FORCE_RADIANS
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#include <glm/glm.hpp>
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class MatrixStack;
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class Camera
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{
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public:
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enum {
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ROTATE = 0,
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TRANSLATE,
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SCALE
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};
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Camera();
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virtual ~Camera();
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void setInitDistance(float z) { translations.z = -std::abs(z); }
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void setAspect(float a) { aspect = a; };
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void setRotationFactor(float f) { rfactor = f; };
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void setTranslationFactor(float f) { tfactor = f; };
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void setScaleFactor(float f) { sfactor = f; };
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void mouseClicked(float x, float y, bool shift, bool ctrl, bool alt);
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void mouseMoved(float x, float y);
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void applyProjectionMatrix(std::shared_ptr<MatrixStack> P) const;
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void applyViewMatrix(std::shared_ptr<MatrixStack> MV) const;
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private:
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float aspect;
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float fovy;
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float znear;
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float zfar;
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glm::vec2 rotations;
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glm::vec3 translations;
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glm::vec2 mousePrev;
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int state;
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float rfactor;
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float tfactor;
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float sfactor;
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};
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#endif
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