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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#include "NonuniformScale.h"
WM5_WINDOW_APPLICATION(NonuniformScale);
//----------------------------------------------------------------------------
NonuniformScale::NonuniformScale ()
:
WindowApplication3("SampleGraphics/NonuniformScale", 0, 0, 640, 480,
Float4(0.5f, 0.0f, 1.0f, 1.0f)),
mTextColor(1.0f, 1.0f, 1.0f, 1.0f)
{
}
//----------------------------------------------------------------------------
bool NonuniformScale::OnInitialize ()
{
if (!WindowApplication3::OnInitialize())
{
return false;
}
// Set up the camera.
mCamera->SetFrustum(60.0f, GetAspectRatio(), 1.0f, 100.0f);
float cs = 0.866025f, sn = 0.5f;
APoint camPosition(0.0f, -4.0f, 2.0f);
AVector camDVector(0.0f, cs, -sn);
AVector camUVector(0.0f, sn, cs);
AVector camRVector = camDVector.Cross(camUVector);
mCamera->SetFrame(camPosition, camDVector, camUVector, camRVector);
CreateScene();
// Initial update of objects.
mScene->Update();
// Initial culling of scene.
mCuller.SetCamera(mCamera);
mCuller.ComputeVisibleSet(mScene);
InitializeCameraMotion(0.01f, 0.001f);
InitializeObjectMotion(mScene);
return true;
}
//----------------------------------------------------------------------------
void NonuniformScale::OnTerminate ()
{
mScene = 0;
mMesh = 0;
mWireState = 0;
WindowApplication3::OnTerminate();
}
//----------------------------------------------------------------------------
void NonuniformScale::OnIdle ()
{
MeasureTime();
if (MoveCamera())
{
mCuller.ComputeVisibleSet(mScene);
}
if (MoveObject())
{
mScene->Update();
mCuller.ComputeVisibleSet(mScene);
}
if (mRenderer->PreDraw())
{
mRenderer->ClearBuffers();
mRenderer->Draw(mCuller.GetVisibleSet());
DrawFrameRate(8, GetHeight()-8, mTextColor);
mRenderer->PostDraw();
mRenderer->DisplayColorBuffer();
}
UpdateFrameCount();
}
//----------------------------------------------------------------------------
bool NonuniformScale::OnKeyDown (unsigned char key, int x, int y)
{
if (WindowApplication3::OnKeyDown(key, x, y))
{
return true;
}
APoint scale;
switch (key)
{
case 'x':
scale = mMesh->LocalTransform.GetScale();
scale[0] /= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'X':
scale = mMesh->LocalTransform.GetScale();
scale[0] *= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'y':
scale = mMesh->LocalTransform.GetScale();
scale[1] /= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'Y':
scale = mMesh->LocalTransform.GetScale();
scale[1] *= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'z':
scale = mMesh->LocalTransform.GetScale();
scale[2] /= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'Z':
scale = mMesh->LocalTransform.GetScale();
scale[2] *= 1.1f;
mMesh->LocalTransform.SetScale(scale);
mMesh->Update();
return true;
case 'w':
case 'W':
mWireState->Enabled = !mWireState->Enabled;
return true;
}
return false;
}
//----------------------------------------------------------------------------
void NonuniformScale::CreateScene ()
{
mScene = new0 Node();
mWireState = new0 WireState();
mRenderer->SetOverrideWireState(mWireState);
VertexFormat* vformat = VertexFormat::Create(2,
VertexFormat::AU_POSITION, VertexFormat::AT_FLOAT3, 0,
VertexFormat::AU_TEXCOORD, VertexFormat::AT_FLOAT2, 0);
mMesh = StandardMesh(vformat).Dodecahedron();
std::string path = Environment::GetPathR("Flower.wmtf");
Texture2D* texture = Texture2D::LoadWMTF(path);
mMesh->SetEffectInstance(Texture2DEffect::CreateUniqueInstance(texture,
Shader::SF_LINEAR, Shader::SC_CLAMP_EDGE, Shader::SC_CLAMP_EDGE));
mScene->AttachChild(mMesh);
}
//----------------------------------------------------------------------------
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