diff options
Diffstat (limited to 'WebCore/platform/graphics/FloatPoint3D.h')
| -rw-r--r-- | WebCore/platform/graphics/FloatPoint3D.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/WebCore/platform/graphics/FloatPoint3D.h b/WebCore/platform/graphics/FloatPoint3D.h deleted file mode 100644 index ba0ee9d..0000000 --- a/WebCore/platform/graphics/FloatPoint3D.h +++ /dev/null @@ -1,187 +0,0 @@ -/* - Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <wildfox@kde.org> - 2004, 2005 Rob Buis <buis@kde.org> - 2005 Eric Seidel <eric@webkit.org> - 2010 Zoltan Herczeg <zherczeg@webkit.org> - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - aint with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -#ifndef FloatPoint3D_h -#define FloatPoint3D_h - -#include "FloatPoint.h" - -namespace WebCore { - -class FloatPoint3D { -public: - FloatPoint3D() - : m_x(0) - , m_y(0) - , m_z(0) - { - } - - FloatPoint3D(float x, float y, float z) - : m_x(x) - , m_y(y) - , m_z(z) - { - } - - FloatPoint3D(const FloatPoint& p) - : m_x(p.x()) - , m_y(p.y()) - , m_z(0) - { - } - - FloatPoint3D(const FloatPoint3D& p) - : m_x(p.x()) - , m_y(p.y()) - , m_z(p.z()) - { - } - - float x() const { return m_x; } - void setX(float x) { m_x = x; } - - float y() const { return m_y; } - void setY(float y) { m_y = y; } - - float z() const { return m_z; } - void setZ(float z) { m_z = z; } - void set(float x, float y, float z) - { - m_x = x; - m_y = y; - m_z = z; - } - void move(float dx, float dy, float dz) - { - m_x += dx; - m_y += dy; - m_z += dz; - } - void scale(float sx, float sy, float sz) - { - m_x *= sx; - m_y *= sy; - m_z *= sz; - } - - bool isZero() const - { - return !m_x && !m_y && !m_z; - } - - void normalize(); - - float dot(const FloatPoint3D& a) const - { - return m_x * a.x() + m_y * a.y() + m_z * a.z(); - } - - // Sets this FloatPoint3D to the cross product of the passed two. - // It is safe for "this" to be the same as either or both of the - // arguments. - void cross(const FloatPoint3D& a, const FloatPoint3D& b) - { - float x = a.y() * b.z() - a.z() * b.y(); - float y = a.z() * b.x() - a.x() * b.z(); - float z = a.x() * b.y() - a.y() * b.x(); - m_x = x; - m_y = y; - m_z = z; - } - - // Convenience function returning "this cross point" as a - // stack-allocated result. - FloatPoint3D cross(const FloatPoint3D& point) const - { - FloatPoint3D result; - result.cross(*this, point); - return result; - } - - float lengthSquared() const { return this->dot(*this); } - float length() const { return sqrtf(lengthSquared()); } - - float distanceTo(const FloatPoint3D& a) const; - -private: - float m_x; - float m_y; - float m_z; -}; - -inline FloatPoint3D& operator +=(FloatPoint3D& a, const FloatPoint3D& b) -{ - a.move(b.x(), b.y(), b.z()); - return a; -} - -inline FloatPoint3D& operator -=(FloatPoint3D& a, const FloatPoint3D& b) -{ - a.move(-b.x(), -b.y(), -b.z()); - return a; -} - -inline FloatPoint3D operator+(const FloatPoint3D& a, const FloatPoint3D& b) -{ - return FloatPoint3D(a.x() + b.x(), a.y() + b.y(), a.z() + b.z()); -} - -inline FloatPoint3D operator-(const FloatPoint3D& a, const FloatPoint3D& b) -{ - return FloatPoint3D(a.x() - b.x(), a.y() - b.y(), a.z() - b.z()); -} - -inline bool operator==(const FloatPoint3D& a, const FloatPoint3D& b) -{ - return a.x() == b.x() && a.y() == b.y() && a.z() == b.z(); -} - -inline bool operator!=(const FloatPoint3D& a, const FloatPoint3D& b) -{ - return a.x() != b.x() || a.y() != b.y() || a.z() != b.z(); -} - -inline float operator*(const FloatPoint3D& a, const FloatPoint3D& b) -{ - // dot product - return a.dot(b); -} - -inline FloatPoint3D operator*(float k, const FloatPoint3D& v) -{ - return FloatPoint3D(k * v.x(), k * v.y(), k * v.z()); -} - -inline FloatPoint3D operator*(const FloatPoint3D& v, float k) -{ - return FloatPoint3D(k * v.x(), k * v.y(), k * v.z()); -} - -inline float FloatPoint3D::distanceTo(const FloatPoint3D& a) const -{ - return (*this - a).length(); -} - -} // namespace WebCore - -#endif // FloatPoint3D_h |