initial commit

2020-08-25 21:57:31 +03:00
commit 3e29fd4373
166 changed files with 24675 additions and 0 deletions
--- a/glcamera.cpp
+++ b/glcamera.cpp
@@ -0,0 +1,110 @@
+/*
+	QGL Camera
+	Ivan Pelipenko peri4ko@yandex.ru
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "gltypes.h"
+#include "qglview.h"
+
+
+Camera::Camera() {
+	type_ = glCamera;
+	fov_ = 60.;
+	roll_ = 0.;
+	//setRotationX(90.f);
+	depth_start = 0.1f;
+	mirror_x = mirror_y = false;
+}
+
+
+QMatrix4x4 Camera::offsetMatrix() const {
+	QMatrix4x4 ret;
+	ret.translate(parent_ ? -offset_ : -aim());
+	return ret;
+}
+
+/*
+void Camera::localTransform(QMatrix4x4 & m) {
+	return;
+	if (parent_)
+		m *= parent_->worldTransform();
+	QMatrix4x4 ret;
+	//qDebug() << "local camera";
+	ret.translate(0., 0., -distance());
+	ret.rotate(angles_.y(), 1., 0., 0.);
+	ret.rotate(angles_.x(), 0., 1., 0.);
+	ret.rotate(angles_.z(), 0., 0., 1.);
+	//m *= ret.inverted();
+}
+*/
+
+void Camera::assign(const Camera & c) {
+	trans = c.trans;
+	aim_dist = c.aim_dist;
+	fov_ = c.fov_;
+	mirror_x = c.mirror_x;
+	mirror_y = c.mirror_y;
+	depth_start = c.depth_start;
+	buildTransform();
+}
+
+
+ObjectBase * Camera::clone(bool withChildren) {
+	Camera * o = new Camera(*this);
+	//GLObjectBase::clone(withChildren);
+	o->is_init = false;
+	o->name_ = name_;// + "_copy";
+	o->scene_ = nullptr;
+	o->children_.clear();
+	if (withChildren) {
+		for (int i = 0; i < children_.size(); ++i)
+			o->addChild(children_[i]->clone(withChildren));
+	}
+	o->trans = trans;
+	o->aim_dist = aim_dist;
+	o->fov_ = fov_;
+	o->roll_ = roll_;
+	o->mirror_x = mirror_x;
+	o->mirror_y = mirror_y;
+	o->depth_start = depth_start;
+	o->meta = meta;
+	return o;
+}
+
+
+QMatrix4x4 Camera::viewMatrix() const {
+	QMatrix4x4 ret;
+	//qDebug() << pos() << aim();
+	ret.translate(0., 0., -distance());
+	ret.rotate(-roll_, 0., 0., 1.);
+	ret *= trans.matrixRotateScale().inverted();
+	//ret.rotate(angles_.y(), 1., 0., 0.);
+	//ret.rotate(angles_.x(), 0., 1., 0.);
+	//pm.translate(-aim_);
+	if (parent_) {
+		QMatrix4x4 pmat = parent_->worldTransform();
+		offset_ = pmat.column(3).toVector3D();
+		pmat(0, 3) = pmat(1, 3) = pmat(2, 3) = 0.;
+		pmat.translate(aim());
+		ret *= pmat.inverted();
+	}
+	return ret;
+}
+
+
+QMatrix4x4 Camera::projectionMatrix(double aspect) const {
+	return glMatrixPerspective(fov_, aspect, depth_start);
+}