public HardwarePixelBuffer(int width, int height, int depth, Axiom.Media.PixelFormat format, BufferUsage usage,
bool useSystemMemory, bool useShadowBuffer)
: base(usage, useSystemMemory, useShadowBuffer)
{
this.width = width;
this.height = height;
this.depth = depth;
this.format = format;
// Default
this.rowPitch = width;
this.slicePitch = height * width;
sizeInBytes = height * width * PixelUtil.GetNumElemBytes(format);
}
public override bool IsHardwareFilteringSupported(Graphics.TextureType ttype, Media.PixelFormat format, Graphics.TextureUsage usage, bool preciseFormatOnly)
{
if (format == PixelFormat.Unknown)
{
return(false);
}
//Check native format
PixelFormat nativeFormat = this.GetNativeFormat(ttype, format, usage);
if (preciseFormatOnly && format != nativeFormat)
{
return(false);
}
//Assume non-floaitng point is supported always
if (!PixelUtil.IsFloatingPoint(nativeFormat))
{
return(true);
}
return(false);
}
public HardwarePixelBuffer( int width, int height, int depth, Axiom.Media.PixelFormat format, BufferUsage usage,
bool useSystemMemory, bool useShadowBuffer )
: base( usage, useSystemMemory, useShadowBuffer )
{
this.width = width;
this.height = height;
this.depth = depth;
this.format = format;
// Default
this.rowPitch = width;
this.slicePitch = height*width;
sizeInBytes = height*width*PixelUtil.GetNumElemBytes( format );
}
public GLES2HardwarePixelBuffer( int width, int height, int depth, PixelFormat format, BufferUsage usage )
: base( width, height, depth, format, usage, false, false )
{
this.Buffer = new PixelBox( width, height, depth, format );
this.GlInternalFormat = Glenum.None;
}
public GLES2HardwarePixelBuffer(int width, int height, int depth, PixelFormat format, BufferUsage usage)
: base(width, height, depth, format, usage, false, false)
{
this.Buffer = new PixelBox(width, height, depth, format);
this.GlInternalFormat = Glenum.None;
}
