SkPatch3D Class Reference

#include <SkCamera.h>

Public Member Functions
	SkPatch3D ()
void	reset ()
void	transform (const SkM44 &, SkPatch3D *dst=nullptr) const
SkScalar	dotWith (SkScalar dx, SkScalar dy, SkScalar dz) const
SkScalar	dotWith (const SkV3 &v) const
void	rotate (SkScalar, SkScalar, SkScalar)
void	rotateDegrees (SkScalar, SkScalar, SkScalar)

Public Attributes
SkV3	fU
SkV3	fV
SkV3	fOrigin

Friends
class	SkCamera3D

Detailed Description

Definition at line 27 of file SkCamera.h.

Constructor & Destructor Documentation

SkPatch3D()

SkPatch3D::SkPatch3D

(

)

Definition at line 24 of file SkCamera.cpp.

                     {
    this->reset();
}

Member Function Documentation

dotWith() [1/2]

SkScalar SkPatch3D::dotWith ( const SkV3 &  v ) const

inline

Definition at line 36 of file SkCamera.h.

                                          {
        return this->dotWith(v.x, v.y, v.z);
    }

dotWith() [2/2]

SkScalar SkPatch3D::dotWith	(	SkScalar	dx,
		SkScalar	dy,
		SkScalar	dz
	)		const

Definition at line 44 of file SkCamera.cpp.

                                                                       {
    SkScalar cx = fU.y * fV.z - fU.z * fV.y;
    SkScalar cy = fU.z * fV.x - fU.x * fV.y;
    SkScalar cz = fU.x * fV.y - fU.y * fV.x;
 
    return cx * dx + cy * dy + cz * dz;
}

reset()

void SkPatch3D::reset

(

)

Definition at line 28 of file SkCamera.cpp.

                      {
    fOrigin = {0, 0, 0};
    fU = {SK_Scalar1, 0, 0};
    fV = {0, -SK_Scalar1, 0};
}

rotate()

void SkPatch3D::rotate ( SkScalar  , SkScalar  , SkScalar    )

inline

Definition at line 41 of file SkCamera.h.

{}

rotateDegrees()

void SkPatch3D::rotateDegrees ( SkScalar  , SkScalar  , SkScalar    )

inline

Definition at line 42 of file SkCamera.h.

{}

transform()

void SkPatch3D::transform	(	const SkM44 &	m,
		SkPatch3D *	dst = nullptr
	)		const

Definition at line 34 of file SkCamera.cpp.

                                                              {
    if (dst == nullptr) {
        dst = const_cast<SkPatch3D*>(this);
    }
    dst->fU = m * fU;
    dst->fV = m * fV;
    auto [x,y,z,_] = m.map(fOrigin.x, fOrigin.y, fOrigin.z, 1);
    dst->fOrigin = {x, y, z};
}

Friends And Related Function Documentation

SkCamera3D

friend class SkCamera3D

friend

Definition at line 49 of file SkCamera.h.

Member Data Documentation

fOrigin

SkV3 SkPatch3D::fOrigin

Definition at line 47 of file SkCamera.h.

fU

SkV3 SkPatch3D::fU

Definition at line 46 of file SkCamera.h.

fV

SkV3 SkPatch3D::fV

Definition at line 46 of file SkCamera.h.

---

The documentation for this class was generated from the following files:

• third_party/skia/include/utils/SkCamera.h
• third_party/skia/src/utils/SkCamera.cpp