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#include "Object3D.h"
using namespace SyntopiaCore::Math;
namespace SyntopiaCore {
namespace GLEngine {
void Object3D::setColor(SyntopiaCore::Math::Vector3f rgb, float alpha) {
primaryColor[0] = rgb[0];
primaryColor[1] = rgb[1];
primaryColor[2] = rgb[2];
primaryColor[3] = alpha;
}
void Object3D::Expand(Vector3f& from, Vector3f& to, Vector3f test) {
if (test.x()<from.x()) from.x() = test.x();
if (test.y()<from.y()) from.y() = test.y();
if (test.z()<from.z()) from.z() = test.z();
if (test.x()>to.x()) to.x() = test.x();
if (test.y()>to.y()) to.y() = test.y();
if (test.z()>to.z()) to.z() = test.z();
}
void Object3D::vertex4n(SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2,SyntopiaCore::Math::Vector3f v3,SyntopiaCore::Math::Vector3f v4) const {
Vector3f n = (v2-v1).cross(v4-v1);
n.normalize();
normal(n);
vertex(v1);
vertex(v2);
vertex(v3);
vertex(v4);
}
void Object3D::vertex4(const GLfloat* col1, SyntopiaCore::Math::Vector3f c1, SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2, const GLfloat* col2, SyntopiaCore::Math::Vector3f c2, SyntopiaCore::Math::Vector3f v3,SyntopiaCore::Math::Vector3f v4, bool reverse) const {
/*
Vector3f n = (v2-v1).cross(v4-v1);
n.normalize();
if (reverse) n =-n;
normal(n);
*/
glColor4fv(col1);
if (reverse) {
normal((c1-v1).normalized());
} else {
normal((v1-c1).normalized());
}
vertex(v1);
if (reverse) {
normal((c1-v2).normalized());
} else {
normal((v2-c1).normalized());
}
vertex(v2);
glColor4fv(col2);
if (reverse) {
normal((c2-v3).normalized());
} else {
normal((v3-c2).normalized());
}
vertex(v3);
if (reverse) {
normal((c2-v4).normalized());
} else {
normal((v4-c2).normalized());
}
vertex(v4);
}
void Object3D::vertex3n(SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2,SyntopiaCore::Math::Vector3f v3) const {
Vector3f n = (v2-v1).cross(v3-v1);
n.normalize();
normal(n);
vertex(v1);
vertex(v2);
vertex(v3);
}
void Object3D::vertex4rn(SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2,SyntopiaCore::Math::Vector3f v3,SyntopiaCore::Math::Vector3f v4) const {
Vector3f n = (v1-v2).cross(v4-v1);
n.normalize();
normal(n);
vertex(v4);
vertex(v3);
vertex(v2);
vertex(v1);
}
void Object3D::vertex4nc(SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2,SyntopiaCore::Math::Vector3f v3,SyntopiaCore::Math::Vector3f v4,SyntopiaCore::Math::Vector3f center) const {
normal((v1-center).normalized());
vertex(v1);
normal((v2-center).normalized());
vertex(v2);
normal((v3-center).normalized());
vertex(v3);
normal((v4-center).normalized());
vertex(v4);
}
void Object3D::vertex4rnc(SyntopiaCore::Math::Vector3f v1,SyntopiaCore::Math::Vector3f v2,SyntopiaCore::Math::Vector3f v3,SyntopiaCore::Math::Vector3f v4,SyntopiaCore::Math::Vector3f center) const {
normal((v4-center).normalized());
vertex(v4);
normal((v3-center).normalized());
vertex(v3);
normal((v2-center).normalized());
vertex(v2);
normal((v1-center).normalized());
vertex(v1);
}
void Object3D::getBoundingBox(SyntopiaCore::Math::Vector3f& from, SyntopiaCore::Math::Vector3f& to) const {
from = this->from;
to = this->to;
};
void Object3D::expandBoundingBox(SyntopiaCore::Math::Vector3f& from, SyntopiaCore::Math::Vector3f& to) const {
for (unsigned int i = 0; i < 3; i++) if (this->from[i] < from[i]) from[i] = this->from[i];
for (unsigned int i = 0; i < 3; i++) if (this->to[i] > to[i]) to[i] = this->to[i];
};
}
}
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