WinPoint GetClusterPoint(CMapPVCluster* pcluster)
{
WinPoint pt = WinPoint(
(int)(m_rectMap.XMin() + ((pcluster->GetScreenX() - m_xMin)/(m_xMax - m_xMin))*(m_rectMap.XSize() - 2*c_nXBorder) + c_nXBorder),
(int)(m_rectMap.YMin() + ((pcluster->GetScreenY() - m_yMin)/(m_yMax - m_yMin))*(m_rectMap.YSize() - 2*c_nYBorder) + c_nYBorder)
);
return pt;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// GenerateUITexturedVertices()
//
////////////////////////////////////////////////////////////////////////////////////////////////////
void CVertexGenerator::GenerateUITexturedVertices( const TEXHANDLE hTexture,
const WinRect & rectToDraw,
const bool bSetStream )
{
_ASSERT( hTexture != INVALID_TEX_HANDLE );
float fMinX, fMinY, fMaxX, fMaxY;
float fU1, fV1;
DWORD dwWidth, dwHeight;
UIVERTEX * pVertArray;
CVRAMManager::Get()->GetOriginalDimensions( hTexture, &dwWidth, &dwHeight );
if( CVBIBManager::Get()->LockDynamicVertexBuffer(
// &m_sVGState.hUITexVertsVB,
&m_sVGState.hPredefinedDynBuffers[ePDBT_UITexVB],
4,
(void**) &pVertArray ) == false )
{
// Failed to lock the vertex buffer.
_ASSERT( false );
return;
}
// 2d texturing, adjust the vertex positions slightly.
fMinX = (float) rectToDraw.Min().X() - 0.5f;
fMinY = (float) rectToDraw.Min().Y() - 0.5f;
fMaxX = (float) rectToDraw.Max().X() - 0.5f;
fMaxY = (float) rectToDraw.Max().Y() - 0.5f;
// Calculate our uv coords.
fU1 = 1.0f;
fV1 = 1.0f;
if( rectToDraw.XSize() < (int)dwWidth )
{
fU1 = (float) rectToDraw.XSize() / (float) dwWidth;
}
if( rectToDraw.YSize() < (int)dwHeight )
{
fV1 = (float) rectToDraw.YSize() / (float) dwHeight;
}
pVertArray[0].x = fMinX;
pVertArray[0].y = fMinY;
pVertArray[0].z = 0.5f;
pVertArray[0].rhw = 1.0f;
pVertArray[0].fU = 0.0f;
pVertArray[0].fV = 0.0f;
pVertArray[1].x = fMaxX;
pVertArray[1].y = fMinY;
pVertArray[1].z = 0.5f;
pVertArray[1].rhw = 1.0f;
pVertArray[1].fU = fU1;
pVertArray[1].fV = 0.0f;
pVertArray[2].x = fMinX;
pVertArray[2].y = fMaxY;
pVertArray[2].z = 0.5f;
pVertArray[2].rhw = 1.0f;
pVertArray[2].fU = 0.0f;
pVertArray[2].fV = fV1;
pVertArray[3].x = fMaxX;
pVertArray[3].y = fMaxY;
pVertArray[3].z = 0.5f;
pVertArray[3].rhw = 1.0f;
pVertArray[3].fU = fU1;
pVertArray[3].fV = fV1;
// Finished adding verts, unlock.
CVBIBManager::Get()->UnlockDynamicVertexBuffer( &m_sVGState.hPredefinedDynBuffers[ePDBT_UITexVB] );
if( bSetStream == true )
{
CVBIBManager::Get()->SetVertexStream( &m_sVGState.hPredefinedDynBuffers[ePDBT_UITexVB] );
}
}
void CalculateScreenMinAndMax()
{
// map the sector data
bool bFirstCluster = true;
const ClusterPVList* clusters = m_missionpv.GetClusters();
for (ClusterPVLink* cLink = clusters->first(); cLink != NULL; cLink = cLink->next())
{
CMapPVCluster* pCluster = cLink->data();
if (true) // pCluster->GetModels()->n() != 0
{
float x = pCluster->GetScreenX();
float y = pCluster->GetScreenY();
if (bFirstCluster)
{
bFirstCluster = false;
m_xClusterMin = m_xClusterMax = x;
m_yClusterMin = m_yClusterMax = y;
}
else
{
if (x < m_xClusterMin)
m_xClusterMin = x;
else if (x > m_xClusterMax)
m_xClusterMax = x;
if (y < m_yClusterMin)
m_yClusterMin = y;
else if (y > m_yClusterMax)
m_yClusterMax = y;
}
}
}
const float c_bfr = 0.1f *
max(0.0001, max(m_xClusterMax - m_xClusterMin,
m_yClusterMax - m_yClusterMin));
m_xClusterMin -= c_bfr;
m_xClusterMax += c_bfr;
m_yClusterMin -= c_bfr;
m_yClusterMax += c_bfr;
// figure out the minimum and maximum screen coordinates
m_xMin = m_xClusterMin;
m_xMax = m_xClusterMax;
m_yMin = m_yClusterMin;
m_yMax = m_yClusterMax;
float fDesiredAspectRatio = float(m_rectMap.XSize() - 2*c_nXBorder)/(m_rectMap.YSize() - 2*c_nYBorder);
// scale it so that a map with height 2 will fit exactly
const float fMapmakerHeight = 2.2f; // 10% fudge factor
const float fMaxHeight = fMapmakerHeight;
const float fMaxWidth = fMaxHeight * fDesiredAspectRatio;
// if the map is bigger than we want to display, clip the view to the max size
if (m_xMax - m_xMin > fMaxWidth || m_yMax - m_yMin > fMaxHeight)
{
m_bCanDrag = true;
m_xMax = m_xMin + min(m_xMax - m_xMin, fMaxWidth);
m_yMax = m_yMin + min(m_yMax - m_yMin, fMaxHeight);
}
else
{
m_bCanDrag = false;
}
//Preserve the aspect ratio
float fAspectRatio = (m_xMax - m_xMin) / (m_yMax - m_yMin);
if (fAspectRatio < fDesiredAspectRatio)
{
// grow the X size to correct the aspect ratio
float fXGrowth = (fDesiredAspectRatio / fAspectRatio - 1) * (m_xMax - m_xMin);
m_xMax += fXGrowth / 2;
m_xMin -= fXGrowth / 2;
}
else if (fAspectRatio > fDesiredAspectRatio)
{
// grow the Y size to correct the aspect ratio
float fYGrowth = (fAspectRatio / fDesiredAspectRatio - 1) * (m_yMax - m_yMin);
m_yMax += fYGrowth / 2;
m_yMin -= fYGrowth / 2;
}
// translate by the current drag offset
m_xMin += m_xDrag;
m_xMax += m_xDrag;
m_yMin += m_yDrag;
m_yMax += m_yDrag;
}
void Window::SetRect(const WinRect& rect)
{
MoveWindow(m_hwnd, rect.XMin(), rect.YMin(), rect.XSize(), rect.YSize(), true);
}