D3DPBRApp::D3DPBRApp(HINSTANCE hInstance)
:D3DApp(hInstance),m_pIB(0),m_pVB(0)
,mDynamicCubeMapSRV(NULL)
,mDynamicCubeMapDSV(NULL)
,mLUTRTV(NULL)
,mLUTSRV(NULL)
,mLUTDSV(NULL)
{
mLastMousePos.x = 0;
mLastMousePos.y = 0;
mCam.SetPosition(0.0f, 2.0f, -15.0f);
XMMATRIX MeshScale = XMMatrixScaling(0.5f, 0.5f, 0.5f);
XMMATRIX MeshOffset = XMMatrixTranslation(0.0f, 1.0f, 0.0f);
BuildCubeFaceCamera(0.0f, 1.0f, 0.0f);
XMStoreFloat4x4(&mMeshWorld, XMMatrixMultiply(MeshScale, MeshOffset));
//mDirLights[0].Ambient = XMFLOAT4(0.2f, 0.2f, 0.2f, 1.0f);
mDirLights[0].Diffuse = XMFLOAT4(1.0f, 1.0f, 1.0f, 1.0f);
//mDirLights[0].Specular = XMFLOAT4(0.5f, 0.5f, 0.5f, 1.0f);
mDirLights[0].Direction = XMFLOAT3(0.f, 0.f, 1.0f);
//mDirLights[0].Direction = XMFLOAT3(1.f, 0, 0);
//mDirLights[1].Ambient = XMFLOAT4(0.0f, 0.0f, 0.0f, 1.0f);
mDirLights[1].Diffuse = XMFLOAT4(0.0f, 0.0f, 0.0f, 1.0f);
//mDirLights[1].Specular = XMFLOAT4(0.25f, 0.25f, 0.25f, 1.0f);
mDirLights[1].Direction = XMFLOAT3(-0.57735f, -0.57735f, 0.57735f);
//mDirLights[2].Ambient = XMFLOAT4(0.0f, 0.0f, 0.0f, 1.0f);
mDirLights[2].Diffuse = XMFLOAT4(0.f, 0.f, 0.f, 1.0f);
//mDirLights[2].Specular = XMFLOAT4(0.0f, 0.0f, 0.0f, 1.0f);
mDirLights[2].Direction = XMFLOAT3(0.0f, -0.707f, -0.707f);
//mMeshMat.Ambient = XMFLOAT4(0.4f, 0.4f, 0.4f, 1.0f);
mMeshMat.Diffuse = XMFLOAT4(1.0f, 0.86f, 0.57f, 1.0f);
mMeshMat.Specular = 0.5f;
mMeshMat.roughness = 0.5f;
mMeshMat.metal = 0.9f;
m_pSky = NULL;
}
// 行星天体的自转和公转
void SuperSolarSystemApp::StarAction( )
{
XMMATRIX scale, offset, localRotate, globalRotate;
for ( int i = MERCURY; i < STARNUMBER; i++ )
{
scale = XMMatrixScaling( starinfo[i].equatorialRadius,
starinfo[i].equatorialRadius,
starinfo[i].equatorialRadius );
offset = XMMatrixTranslation( starinfo[i].distanceToSun, 0.0f, 0.0f );
localRotate = XMMatrixRotationY( mTimer.GetTimePassRate( ) * mTimer.TotalTime( ) / starinfo[i].rotationPeriod );
globalRotate = XMMatrixRotationY( mTimer.GetTimePassRate( ) * mTimer.TotalTime( ) / starinfo[i].orbitPeriod );
XMStoreFloat4x4( &mWorld[i], scale * localRotate * offset * globalRotate );
// 如果是金属球体的话, 别忘了更新6个照相机位置
if ( METAL == i )
{
BuildCubeFaceCamera( mWorld[i]._41, mWorld[i]._42, mWorld[i]._43 );
}
}
}
SuperSolarSystemApp::SuperSolarSystemApp( HINSTANCE hInstance )
:
D3dBase( hInstance ),
mLightTexIB( 0 ),
mLightTexVB( 0 ),
mColorIB( 0 ),
mColorVB( 0 ),
mCamera( 1.5f*MathHelper::Pi, 0.5f*MathHelper::Pi, 200.0f )
{
mEnable4xMsaa = false;
// 默认照相机方向
mCamera.LookAt(
XMFLOAT3( -200.0f, 0.0f, 10.0f )
/*XMFLOAT3(-150.0f, 50.0f, -50.0f)*/,
XMFLOAT3( 0.0f, 0.0f, 0.0f ),
XMFLOAT3( 0.0f, 1.0f, 0.0f ) );
BuildCubeFaceCamera( 0.0f, 0.0f, 0.0f );
InitLight( );
InitStarInformation( );
}
