void ApplyFilter(IFilterProcessor& filter)
{
LARGE_INTEGER start, end;
QueryPerformanceCounter(&start);
BitmapPtr inBitmap = bitmap;
BitmapPtr outBitmap = BitmapPtr(
inBitmap->Clone(0, 0, inBitmap->GetWidth(), inBitmap->GetHeight(),
PixelFormat32bppARGB));
Gdiplus::Rect rect(0, 0, inBitmap->GetWidth(), inBitmap->GetHeight());
Gdiplus::BitmapData originalImage;
inBitmap->LockBits(&rect, Gdiplus::ImageLockModeWrite,
PixelFormat32bppARGB, &originalImage);
Gdiplus::BitmapData processedImage;
outBitmap->LockBits(&rect, Gdiplus::ImageLockModeWrite,
PixelFormat32bppARGB, &processedImage);
filter.ProcessImage(originalImage, processedImage);
bitmap = outBitmap;
inBitmap->UnlockBits(&originalImage);
outBitmap->UnlockBits(&processedImage);
QueryPerformanceCounter(&end);
elapsedTime = ComputeElapsedTime(start, end);
}
Sprite::Sprite(BitmapPtr pBitmap)
{
m_pBitmap = pBitmap;
SetRect(&m_rcPosition, 0, 0, pBitmap->GetWidth(), pBitmap->GetHeight());
m_ptVelocity.x = m_ptVelocity.y = 0;
m_iZOrder = 0;
SetRect(&m_rcBounds, 0, 0, 640, 480);
m_baBoundsAction = BA_STOP;
m_bHidden = FALSE;
CalcCollisionRec();
}
static Color Sample(const BitmapPtr bitmap, float u, float v)
{
u32 width = bitmap->GetWidth();
u32 height = bitmap->GetHeight();
float fx = XAddresserType::CalcAddress(u, width);
int x = XAddresserType::FixAddress(Mathf::RoundToInt(fx), width);
float fy = YAddresserType::CalcAddress(v, height);
int y = YAddresserType::FixAddress(Mathf::RoundToInt(fy), height);
return bitmap->GetColor(x, y);
}
Sprite::Sprite(BitmapPtr pBitmap, POINT ptPosition, POINT ptVelocity, int iZOrder,
RECT& rcBounds, BOUNDSACTION baBoundsAction)
{
m_pBitmap = pBitmap;
SetRect(&m_rcPosition, ptPosition.x, ptPosition.y,
ptPosition.x + pBitmap->GetWidth(), ptPosition.y + pBitmap->GetHeight());
m_ptVelocity = ptVelocity;
m_iZOrder = iZOrder;
CopyRect(&m_rcBounds, &rcBounds);
m_baBoundsAction = baBoundsAction;
m_bHidden = FALSE;
CalcCollisionRec();
}
Sprite::Sprite(BitmapPtr pBitmap, RECT& rcBounds, BOUNDSACTION baBoundsAction)
{
int iXPos = rand() % (rcBounds.right - rcBounds.left);
int iYPos = rand() % (rcBounds.bottom - rcBounds.top);
m_pBitmap = pBitmap;
SetRect(&m_rcPosition, iXPos, iYPos, iXPos + pBitmap->GetWidth(),
iYPos + pBitmap->GetHeight());
m_ptVelocity.x = m_ptVelocity.y = 0;
m_iZOrder = 0;
CopyRect(&m_rcBounds, &rcBounds);
m_baBoundsAction = baBoundsAction;
m_bHidden = FALSE;
CalcCollisionRec();
}
static Color Sample(const BitmapPtr bitmap, float u, float v)
{
u32 width = bitmap->GetWidth();
u32 height = bitmap->GetHeight();
float fx = XAddresserType::CalcAddress(u, width);
int x0 = Mathf::FloorToInt(fx);
float fy = YAddresserType::CalcAddress(v, height);
int y0 = Mathf::FloorToInt(fy);
float xFrac = fx - x0;
float yFrac = fy - y0;
x0 = XAddresserType::FixAddress(x0, width);
y0 = YAddresserType::FixAddress(y0, height);
int x1 = XAddresserType::FixAddress(x0 + 1, width);
int y1 = YAddresserType::FixAddress(y0 + 1, height);
Color c0 = bitmap->GetColor(x0, y0);
Color c1 = bitmap->GetColor(x1, y0);
Color c2 = bitmap->GetColor(x0, y1);
Color c3 = bitmap->GetColor(x1, y1);
return Color::Lerp(c0, c1, c2, c3, xFrac, yFrac);
}