本文整理汇总了C++中MATRIX::multiply2D方法的典型用法代码示例。如果您正苦于以下问题：C++ MATRIX::multiply2D方法的具体用法？C++ MATRIX::multiply2D怎么用？C++ MATRIX::multiply2D使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MATRIX的用法示例。
在下文中一共展示了MATRIX::multiply2D方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: computeBoundsForTransformedRect
void DisplayObject::computeBoundsForTransformedRect(number_t xmin, number_t xmax, number_t ymin, number_t ymax,
int32_t& outXMin, int32_t& outYMin, uint32_t& outWidth, uint32_t& outHeight,
const MATRIX& m) const
{
//As the transformation is arbitrary we have to check all the four vertices
number_t coords[8];
m.multiply2D(xmin,ymin,coords[0],coords[1]);
m.multiply2D(xmin,ymax,coords[2],coords[3]);
m.multiply2D(xmax,ymax,coords[4],coords[5]);
m.multiply2D(xmax,ymin,coords[6],coords[7]);
//Now find out the minimum and maximum that represent the complete bounding rect
number_t minx=coords[6];
number_t maxx=coords[6];
number_t miny=coords[7];
number_t maxy=coords[7];
for(int i=0;i<6;i+=2)
{
if(coords[i]<minx)
minx=coords[i];
else if(coords[i]>maxx)
maxx=coords[i];
if(coords[i+1]<miny)
miny=coords[i+1];
else if(coords[i+1]>maxy)
maxy=coords[i+1];
}
outXMin=minx;
outYMin=miny;
outWidth=ceil(maxx-minx);
outHeight=ceil(maxy-miny);
}示例2: getBounds
bool DisplayObject::getBounds(number_t& xmin, number_t& xmax, number_t& ymin, number_t& ymax, const MATRIX& m) const
{
if(!isConstructed())
return false;
bool ret=boundsRect(xmin,xmax,ymin,ymax);
if(ret)
{
number_t tmpX[4];
number_t tmpY[4];
m.multiply2D(xmin,ymin,tmpX[0],tmpY[0]);
m.multiply2D(xmax,ymin,tmpX[1],tmpY[1]);
m.multiply2D(xmax,ymax,tmpX[2],tmpY[2]);
m.multiply2D(xmin,ymax,tmpX[3],tmpY[3]);
auto retX=minmax_element(tmpX,tmpX+4);
auto retY=minmax_element(tmpY,tmpY+4);
xmin=*retX.first;
xmax=*retX.second;
ymin=*retY.first;
ymax=*retY.second;
}
return ret;
}示例3: FromShaperecordListToShapeVector
void TokenContainer::FromShaperecordListToShapeVector(const std::vector<SHAPERECORD>& shapeRecords,
tokensVector& tokens,
const std::list<FILLSTYLE>& fillStyles,
const MATRIX& matrix)
{
Vector2 cursor;
unsigned int color0=0;
unsigned int color1=0;
ShapesBuilder shapesBuilder;
for(unsigned int i=0; i<shapeRecords.size(); i++)
{
const SHAPERECORD* cur=&shapeRecords[i];
if(cur->TypeFlag)
{
if(cur->StraightFlag)
{
Vector2 p1(matrix.multiply2D(cursor));
cursor.x += cur->DeltaX;
cursor.y += cur->DeltaY;
Vector2 p2(matrix.multiply2D(cursor));
if(color0)
shapesBuilder.extendFilledOutlineForColor(color0,p1,p2);
if(color1)
shapesBuilder.extendFilledOutlineForColor(color1,p1,p2);
}
else
{
Vector2 p1(matrix.multiply2D(cursor));
cursor.x += cur->ControlDeltaX;
cursor.y += cur->ControlDeltaY;
Vector2 p2(matrix.multiply2D(cursor));
cursor.x += cur->AnchorDeltaX;
cursor.y += cur->AnchorDeltaY;
Vector2 p3(matrix.multiply2D(cursor));
if(color0)
shapesBuilder.extendFilledOutlineForColorCurve(color0,p1,p2,p3);
if(color1)
shapesBuilder.extendFilledOutlineForColorCurve(color1,p1,p2,p3);
}
}
else
{
if(cur->StateMoveTo)
{
cursor.x=cur->MoveDeltaX;
cursor.y=cur->MoveDeltaY;
}
/* if(cur->StateLineStyle)
{
cur_path->state.validStroke=true;
cur_path->state.stroke=cur->LineStyle;
}*/
if(cur->StateFillStyle1)
{
color1=cur->FillStyle1;
}
if(cur->StateFillStyle0)
{
color0=cur->FillStyle0;
}
}
}
shapesBuilder.outputTokens(fillStyles, tokens);
}示例4: FromDefineMorphShapeTagToShapeVector
void TokenContainer::FromDefineMorphShapeTagToShapeVector(SystemState* sys,DefineMorphShapeTag *tag, tokensVector &tokens, uint16_t ratio)
{
LOG(LOG_NOT_IMPLEMENTED,"MorphShape currently ignores most morph settings and just displays the start/end shape. ID:"<<tag->getId()<<" ratio:"<<ratio);
Vector2 cursor;
unsigned int color0=0;
unsigned int color1=0;
unsigned int linestyle=0;
const MATRIX matrix;
ShapesBuilder shapesBuilder;
// TODO compute SHAPERECORD entries based on ratio
auto it = ratio == 65535 ? tag->EndEdges.ShapeRecords.begin() : tag->StartEdges.ShapeRecords.begin();
auto last = ratio == 65535 ? tag->EndEdges.ShapeRecords.end() : tag->StartEdges.ShapeRecords.end();
while (it != last)
{
const SHAPERECORD* cur=&(*it);
it++;
if(cur->TypeFlag)
{
if(cur->StraightFlag)
{
Vector2 p1(matrix.multiply2D(cursor));
cursor.x += cur->DeltaX;
cursor.y += cur->DeltaY;
Vector2 p2(matrix.multiply2D(cursor));
if(color0)
shapesBuilder.extendFilledOutlineForColor(color0,p1,p2);
if(color1)
shapesBuilder.extendFilledOutlineForColor(color1,p1,p2);
if(linestyle)
shapesBuilder.extendStrokeOutline(linestyle,p1,p2);
}
else
{
Vector2 p1(matrix.multiply2D(cursor));
cursor.x += cur->ControlDeltaX;
cursor.y += cur->ControlDeltaY;
Vector2 p2(matrix.multiply2D(cursor));
cursor.x += cur->AnchorDeltaX;
cursor.y += cur->AnchorDeltaY;
Vector2 p3(matrix.multiply2D(cursor));
if(color0)
shapesBuilder.extendFilledOutlineForColorCurve(color0,p1,p2,p3);
if(color1)
shapesBuilder.extendFilledOutlineForColorCurve(color1,p1,p2,p3);
if(linestyle)
shapesBuilder.extendStrokeOutlineCurve(linestyle,p1,p2,p3);
}
}
else
{
if(cur->StateMoveTo)
{
cursor.x=cur->MoveDeltaX;
cursor.y=cur->MoveDeltaY;
}
if(cur->StateLineStyle)
{
linestyle = cur->LineStyle;
}
if(cur->StateFillStyle1)
{
color1=cur->FillStyle1;
}
if(cur->StateFillStyle0)
{
color0=cur->FillStyle0;
}
}
}
tokens.clear();
shapesBuilder.outputMorphTokens(tag->MorphFillStyles.FillStyles,tag->MorphLineStyles.LineStyles2, tokens,ratio);
}