//! draws a line from to with color
void CImage::drawLine(const vector2di& from, const vector2di& to,
const SColor &color)
{
AbsRectangle clip;
GetClip(clip, this);
vector2di p[2];
if (ClipLine(clip, p[0], p[1], from, to))
{
u32 alpha = extractAlpha(color.color);
switch (Format)
{
case ECF_A1R5G5B5:
if (alpha == 256)
{
RenderLine16_Decal(this, p[0], p[1],
SharedColorConverter::getInstance().A8R8G8B8toA1R5G5B5(
color.color));
}
else
{
RenderLine16_Blend(this, p[0], p[1],
SharedColorConverter::getInstance().A8R8G8B8toA1R5G5B5(
color.color), alpha >> 3);
}
break;
case ECF_A8R8G8B8:
if (alpha == 256)
{
RenderLine32_Decal(this, p[0], p[1], color.color);
}
else
{
RenderLine32_Blend(this, p[0], p[1], color.color,
alpha);
}
break;
default:
{
break;
}
}
}
}
//! draws a line from to with color
void CImage::drawLine(const core::position2d<s32>& from, const core::position2d<s32>& to, const SColor &color)
{
AbsRectangle clip;
GetClip( clip, this );
core::position2d<s32> p[2];
if ( ClipLine( clip, p[0], p[1], from, to ) )
{
u32 alpha = extractAlpha( color.color );
switch ( Format )
{
case ECF_A1R5G5B5:
if ( alpha == 256 )
{
RenderLine16_Decal( this, p[0], p[1], video::A8R8G8B8toA1R5G5B5( color.color ) );
}
else
{
RenderLine16_Blend( this, p[0], p[1], video::A8R8G8B8toA1R5G5B5( color.color ), alpha >> 3 );
}
break;
case ECF_A8R8G8B8:
if ( alpha == 256 )
{
RenderLine32_Decal( this, p[0], p[1], color.color );
}
else
{
RenderLine32_Blend( this, p[0], p[1], color.color, alpha );
}
break;
default:
break;
}
}
}
