本文整理汇总了C++中CColor::GetAlpha方法的典型用法代码示例。如果您正苦于以下问题：C++ CColor::GetAlpha方法的具体用法？C++ CColor::GetAlpha怎么用？C++ CColor::GetAlpha使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CColor的用法示例。
在下文中一共展示了CColor::GetAlpha方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: FillTextureWithColor
bool CTexture::FillTextureWithColor (unsigned int width, unsigned int height, const CColor& color)
{
if (m_Texture==NULL)
{
LOGGER->AddNewLog(ELL_ERROR,"CTexture::FillTextureWithColor-> m_Texture no ha sido creado aun ");
return false;
}
HRESULT hr;
D3DLOCKED_RECT lock;
hr=m_Texture->LockRect(0, &lock, NULL, D3DLOCK_DISCARD);
if(hr==D3D_OK)
{
uint8 *pTxtBuffer; // Bitmap buffer, texture buffer
pTxtBuffer = (uint8*)lock.pBits;
uint32 j = 0;
for( uint32 cont = 0; cont< width * height; cont++)
{
//BLUE
pTxtBuffer[cont*4 + 0] = (uint8)(color.GetBlue()*255);
//GREEN
pTxtBuffer[cont*4 + 1] = (uint8)(color.GetGreen()*255);
//RED
pTxtBuffer[cont*4 + 2] = (uint8)(color.GetRed()*255);
//ALPHA
pTxtBuffer[cont*4 + 3] = (uint8)(color.GetAlpha()*255);
}
hr=m_Texture->UnlockRect(0);
}
else
{
LOGGER->AddNewLog(ELL_ERROR,"CTexture::FillTextureWithColor->Error en la llamada lockRect");
return false;
}
m_Width = width;
m_Height = height;
return true;
}示例2: center
void DX9SpriteBatch::Draw(
ITextureBase *Texture2D, CRectangle &PositionInTexture,
Vector2I &Origin, Vector2F &Position,
float Rotation, Vector2F &Scale, CColor &Color,
float ZOrder, eSpriteEffects SpriteEffect )
{
CDX9Texture *tex = dynamic_cast<CDX9Texture *>(Texture2D);
RECT src;
src.left = PositionInTexture.Left();
src.right = PositionInTexture.Right();
src.top = PositionInTexture.Top();
src.bottom = PositionInTexture.Bottom();
D3DXVECTOR2 center(static_cast<float>(Origin.x), static_cast<float>(Origin.y));
D3DXVECTOR2 pos(Position.x - Origin.x, Position.y - Origin.y);
D3DXMATRIX transform;
DXCheck(D3DXMatrixTransformation2D(&transform, NULL, NULL, &D3DXVECTOR2(Scale.x, Scale.y), ¢er, Rotation, &pos));
if (SUCCEEDED(DXCheck(m_D3DSprite->SetTransform(&transform))))
{
DXCheck(m_D3DSprite->Draw( tex->GetDxTexture(), &src, NULL, NULL,
D3DCOLOR_RGBA(Color.GetRed(), Color.GetGreen(), Color.GetBlue(), Color.GetAlpha()) ));
}
}