Coordinate Systems - Essentials of Interactive Computer Graphics - page 258

void CDrawOnlyHandler::DrawGraphics()

Source file.
DrawOnlyHandler.cpp file
in the WindowHandler folder
of

.
// Translate the center of WC to the origin
D3DXMatrixTranslation(&toPlace, -15.0f, -25.0f, 0.0);
// Scale to 2x2
D3DXMatrixScaling(&toSize, 2.0f/10.0f, 2.0f/10.0f, 1.0);
// build M w 2 n operator of Equation 10.9
D3DXMatrixMultiply(&world2ndc, &toPlace, &toSize);
// Load to the VIEW matrix ( M V )
m _ pD3DDevice->SetTransform(D3DTS _ VIEW, &world2ndc);

D3D _ TranslateWC

the

project.

Listing 10.5. The DrawGraphics() function of Tutorial 10.8.

A:

CModel::CModel() { // CModel class constructor

.

Source file. Model.cpp file
in

// geometry for the torso
UWB _ PrimitiveRectangle * pTorso = new UWB _ PrimitiveRectangle();
pTorso->SetCorners( vec3 (15,11,0), vec3 (25,24,0) );
.
// geometry for the left leg
UWB _ PrimitiveRectangle * pLeftLeg = new UWB _ PrimitiveRectangle();
.
// defines the entire geometry for the simple person of Figure 10.10
.
// m _ figure is a PrimitiveList
m _ figure.Append(pTorso);

the Model folder of the

D3D _ TranslateWC project.

m _ figure.Append(pLeftLeg);

.
// append all defined goemetry into the m _ figure PrimitiveList

}

B: void CModel::DrawModel() // CModel draw function

.
// Set up the WORLD matrix
m _ xform.SetUpModelStack( m _ DrawHelper );
// draws the entire goemetric human of Figure 10.10
m _ figure.Draw( lod, m _ DrawHelper );
.

Listing 10.6. The CModel class of Tutorial 10.8.