git-svn-id: svn://db.shs.com.ru/libs@626 a8b55f48-bf90-11e4-a774-851b48703e85

2019-11-22 15:20:52 +00:00
parent 5e2b563d57
commit 09248aae34
128 changed files with 16038 additions and 0 deletions
--- a/qglengine/glcamera.h
+++ b/qglengine/glcamera.h
@@ -0,0 +1,107 @@
+/*
+    QGLView
+	Copyright (C) 2019  Ivan Pelipenko peri4ko@yandex.ru
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef GLCAMERA_H
+#define GLCAMERA_H
+
+#include "globject.h"
+
+//extern QMatrix4x4 globCameraMatrix;
+//extern Camera * currentCamera;
+
+class Camera: public ObjectBase
+{
+	friend class QGLView;
+	friend class GLParticlesSystem;
+	friend QDataStream & operator <<(QDataStream & s, const ObjectBase * p);
+	friend QDataStream & operator >>(QDataStream & s, ObjectBase *& p);
+public:
+	Camera();
+
+	void setPos(const QVector3D & p) {pos_ = p; anglesFromPoints(); buildTransform();}
+	void setAim(const QVector3D & p) {aim_ = p; anglesFromPoints(); buildTransform();}
+	void move(const QVector3D & p) {pos_ += p; aim_ += p; buildTransform();}
+	void move(const float & x, const float & y = 0., const float & z = 0.) {pos_ += QVector3D(x, y, z); aim_ += QVector3D(x, y, z); buildTransform();}
+	void moveForward(const float & x, bool withZ = true);
+	void moveBackward(const float & x, bool withZ = true) {moveForward(-x, withZ);}
+	void moveLeft(const float & x, bool withZ = true);
+	void moveRight(const float & x, bool withZ = true) {moveLeft(-x, withZ);}
+	void moveUp(const float & x, bool onlyZ = false);
+	void moveDown(const float & x, bool onlyZ = false) {moveUp(-x, onlyZ);}
+	void rotateZ(const float & a);
+	void rotateXY(const float & a);
+	void rotateRoll(const float & a) {angles_.setX(angles_.x() + a); buildTransform();}
+	void orbitZ(const float & a);
+	void orbitXY(const float & a);
+	void panZ(const float & a);
+	void panXY(const float & a);
+	void setFOV(const float & f) {fov_ = f;}
+	void setAngles(const QVector3D & a) {setRotation(a);}
+	void setAngleZ(const float & a);
+	void setAngleXY(const float & a);
+	void setAngleRoll(const float & a) {angles_.setX(a); buildTransform();}
+	void setAngleLowerLimitXY(const float & a) {angle_limit_lower_xy = a; buildTransform();}
+	void setAngleUpperLimitXY(const float & a) {angle_limit_upper_xy = a; buildTransform();}
+	void setAngleLimitsXY(const float & lower, const float & upper) {angle_limit_lower_xy = lower; angle_limit_upper_xy = upper; buildTransform();}
+	void setDepthStart(const float & d) {depth_start = d;}
+	void setDepthEnd(const float & d) {depth_end = d;}
+	void setMirrorX(bool yes) {mirror_x = yes;}
+	void setMirrorY(bool yes) {mirror_y = yes;}
+	void flyCloser(const float & s);
+	void flyFarer(const float & s);
+	void flyToDistance(const float & d);
+
+	QVector3D aim() const {return aim_;}
+	QVector3D angles() const {return rotation();}
+	QVector3D direction() const {return (aim_ - pos_).normalized();}
+	QVector3D directionXY() const {QVector3D tv = aim_ - pos_; return QVector3D(tv.x(), tv.y(), 0.).normalized();}
+	float FOV() const {return fov_;}
+	float distance() const {return (pos_ - aim_).length();}
+	float angleZ() const {return angles_.z();}
+	float angleXY() const {return angles_.y();}
+	float angleRoll() const {return angles_.x();}
+	float angleLowerLimitXY() const {return angle_limit_lower_xy;}
+	float angleUpperLimitXY() const {return angle_limit_upper_xy;}
+	float depthStart() const {return depth_start;}
+	float depthEnd() const {return depth_end;}
+	bool isMirrorX() const {return mirror_x;}
+	bool isMirrorY() const {return mirror_y;}
+	void anglesFromPoints();
+	void apply(const GLfloat & aspect = 1.);
+	void assign(const Camera & c);
+
+
+	virtual ObjectBase * clone(bool withChildren = true);
+	QMatrix4x4 viewMatrix() const;
+	QMatrix4x4 projectionMatrix(double aspect) const;
+	QMatrix4x4 offsetMatrix() const;
+
+private:
+	QVector3D aim_;
+	mutable QVector3D offset_;
+	GLfloat fov_;
+	GLfloat depth_start;
+	GLfloat depth_end;
+	GLfloat angle_limit_lower_xy;
+	GLfloat angle_limit_upper_xy;
+	bool mirror_x;
+	bool mirror_y;
+
+};
+
+#endif // GLCAMERA_H