KisTransformUtils::MatricesPack Struct Reference

#include <kis_transform_utils.h>

Public Member Functions
QTransform	finalTransform () const
	MatricesPack (const ToolTransformArgs &args)

Public Attributes
QTransform	BRI
QMatrix4x4	P
QTransform	projectedP
QTransform	S
QTransform	SC
QTransform	T
QTransform	TS

Detailed Description

Definition at line 66 of file kis_transform_utils.h.

Constructor & Destructor Documentation

MatricesPack()

KisTransformUtils::MatricesPack::MatricesPack

(

const ToolTransformArgs &

args

)

Definition at line 159 of file kis_transform_utils.cpp.

{
    TS = QTransform::fromTranslate(-args.originalCenter().x(), -args.originalCenter().y());
    SC = QTransform::fromScale(args.scaleX(), args.scaleY());
    S.shear(0, args.shearY()); S.shear(args.shearX(), 0);
 
    if (args.mode() == ToolTransformArgs::FREE_TRANSFORM) {
        BRI.rotate(180. * -args.boundsRotation() / M_PI);
        P.rotate(180. * normalizeAngle(args.aX()) / M_PI, QVector3D(1, 0, 0));
        P.rotate(180. * normalizeAngle(args.aY()) / M_PI, QVector3D(0, 1, 0));
        P.rotate(180. * normalizeAngle(args.aZ()) / M_PI, QVector3D(0, 0, 1));
        projectedP = P.toTransform(args.cameraPos().z());
    } else if (args.mode() == ToolTransformArgs::PERSPECTIVE_4POINT) {
        // see a comment in KisPerspectiveTransformStrategy::Private::transformIntoArgs()
#if 0
        projectedP.rotate(kisRadiansToDegrees(args.aZ()));
        projectedP *= args.flattenedPerspectiveTransform();
#else
        projectedP = args.flattenedPerspectiveTransform();
#endif
        P = QMatrix4x4(projectedP);
    }
 
    QPointF translation = args.transformedCenter();
    T = QTransform::fromTranslate(translation.x(), translation.y());
}

References ToolTransformArgs::aX(), ToolTransformArgs::aY(), ToolTransformArgs::aZ(), ToolTransformArgs::boundsRotation(), BRI, ToolTransformArgs::cameraPos(), ToolTransformArgs::flattenedPerspectiveTransform(), ToolTransformArgs::FREE_TRANSFORM, kisRadiansToDegrees(), M_PI, ToolTransformArgs::mode(), normalizeAngle(), ToolTransformArgs::originalCenter(), P, ToolTransformArgs::PERSPECTIVE_4POINT, projectedP, S, SC, ToolTransformArgs::scaleX(), ToolTransformArgs::scaleY(), ToolTransformArgs::shearX(), ToolTransformArgs::shearY(), ToolTransformArgs::transformedCenter(), and TS.

Member Function Documentation

finalTransform()

QTransform KisTransformUtils::MatricesPack::finalTransform

(

)

const

Definition at line 186 of file kis_transform_utils.cpp.

{
    return TS * BRI * SC * S * projectedP * T;
}

References S.

Member Data Documentation

BRI

QTransform KisTransformUtils::MatricesPack::BRI

Definition at line 77 of file kis_transform_utils.h.

P

QMatrix4x4 KisTransformUtils::MatricesPack::P

Definition at line 73 of file kis_transform_utils.h.

projectedP

QTransform KisTransformUtils::MatricesPack::projectedP

Definition at line 74 of file kis_transform_utils.h.

S

QTransform KisTransformUtils::MatricesPack::S

Definition at line 72 of file kis_transform_utils.h.

SC

QTransform KisTransformUtils::MatricesPack::SC

Definition at line 71 of file kis_transform_utils.h.

T

QTransform KisTransformUtils::MatricesPack::T

Definition at line 75 of file kis_transform_utils.h.

TS

QTransform KisTransformUtils::MatricesPack::TS

Definition at line 70 of file kis_transform_utils.h.

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

• plugins/tools/tool_transform2/kis_transform_utils.h
• plugins/tools/tool_transform2/kis_transform_utils.cpp