/// <summary>
/// specify pixel arithmetic for RGB and alpha components separately.
/// </summary>
/// <param name="sourceFactor">Specifies how the red, green and blue source blending factors are computedThe initial value is GL_ONE.</param>
/// <param name="destFactor">Specifies how the red, green and blue alpha destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="sourceAlphaFactor">Specifies how the alpha source blending factors are computedThe initial value is GL_ONE.</param>
/// <param name="destAlphaFactor">Specifies how the alpha destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="enableCapacity"></param>
public BlendFuncSeparateSwitch(BlendSrcFactor sourceFactor, BlendDestFactor destFactor, BlendSrcFactor sourceAlphaFactor, BlendDestFactor destAlphaFactor, bool enableCapacity = true)
: base(GL.GL_BLEND, enableCapacity)
{
this.SourceFactor = sourceFactor;
this.DestFactor = destFactor;
this.SourceAlphaFactor = sourceAlphaFactor;
this.DestAlphaFactor = destAlphaFactor;
}
private void SetupBlending(SceneNodeBase sceneNodeBase, BlendSrcFactor sf, BlendDestFactor df)
{
var node = sceneNodeBase as RectGlassNode;
if (node != null)
{
node.Blend.SourceFactor = sf;
node.Blend.DestFactor = df;
}
foreach (var item in sceneNodeBase.Children)
{
SetupBlending(item, sf, df);
}
}
public void GetNext(out BlendSrcFactor source, out BlendDestFactor dest)
{
source = sourceFactors[currentSource];
dest = destFactors[currentDest];
currentDest++;
if (currentDest >= destFactors.Length)
{
currentDest = 0;
currentSource++;
if (currentSource >= sourceFactors.Length)
{
currentSource = 0;
}
}
}
private void SetupBlending(SceneNodeBase sceneNodeBase, BlendSrcFactor s, BlendDestFactor d)
{
var node = sceneNodeBase as TextBillboardNode;
if (node != null)
{
node.Blend.SourceFactor = s;
node.Blend.DestFactor = d;
}
foreach (var item in sceneNodeBase.Children)
{
SetupBlending(item, s, d);
}
}
private void btnOK_Click(object sender, EventArgs e)
{
{
var item = this.lstSourceFactor.SelectedItem;
if (item == null)
{
MessageBox.Show("Please select a source factor!");
return;
}
this.SelectedSourceFactor = (BlendSrcFactor)item;
}
{
var item = this.lstDestinationFactor.SelectedItem;
if (item == null)
{
MessageBox.Show("Please select a destination factor!");
return;
}
this.SelectedDestinationFactor = (BlendDestFactor)item;
}
this.DialogResult = System.Windows.Forms.DialogResult.OK;
}
/// <summary>
///
/// </summary>
/// <param name="source"></param>
/// <param name="dest"></param>
public BlendingGroupNode(BlendSrcFactor source, BlendDestFactor dest)
{
this.blending = new BlendFuncSwitch(source, dest);
}
/// <summary>
/// specify pixel arithmetic for RGB and alpha components separately.
/// </summary>
/// <param name="rgbMode">set the RGB blend equation.</param>
/// <param name="alphaMode">set the Alpha blend equation.</param>
/// <param name="rgbSrcFactor">Specifies how the red, green and blue source blending factors are computedThe initial value is GL_ONE.</param>
/// <param name="rgbDestFactor">Specifies how the red, green and blue destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="alphaSrcFactor">Specifies how the alpha source blending factors are computed. The initial value is GL_ONE.</param>
/// <param name="alphaDestFactor">Specifies how the alpha destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="enableCapacity"></param>
public BlendSwitch(BlendEquationMode rgbMode, BlendEquationMode alphaMode, BlendSrcFactor rgbSrcFactor, BlendDestFactor rgbDestFactor, BlendSrcFactor alphaSrcFactor, BlendDestFactor alphaDestFactor, bool enableCapacity = true)
: base(GL.GL_BLEND, enableCapacity)
{
this.RGBMode = rgbMode;
this.AlphaMode = alphaMode;
this.RGBSrcFactor = rgbSrcFactor;
this.RGBDestFactor = rgbDestFactor;
this.AlphaSrcFactor = alphaSrcFactor;
this.AlphaDestFactor = alphaDestFactor;
}
/// <summary>
/// specify pixel arithmetic for RGB and alpha components separately.
/// </summary>
/// <param name="mode">set the blend equation.</param>
/// <param name="srcFactor">Specifies how the red, green, blue and alpha source blending factors are computed. The initial value is GL_ONE.</param>
/// <param name="destFactor">Specifies how the red, green blue and alpha destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="enableCapacity"></param>
public BlendSwitch(BlendEquationMode mode, BlendSrcFactor srcFactor, BlendDestFactor destFactor, bool enableCapacity = true)
: this(mode, mode, srcFactor, destFactor, srcFactor, destFactor, enableCapacity)
{
}
/// <summary>
/// specify pixel arithmetic for RGB and alpha components separately.
/// </summary>
/// <param name="mode">set the blend equation.</param>
/// <param name="rgbSrcFactor">Specifies how the red, green and blue source blending factors are computedThe initial value is GL_ONE.</param>
/// <param name="rgbDestFactor">Specifies how the red, green and blue destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="alphaSrcFactor">Specifies how the alpha source blending factors are computed. The initial value is GL_ONE.</param>
/// <param name="alphaDestFactor">Specifies how the alpha destination blending factors are computed. The initial value is GL_ZERO.</param>
/// <param name="enableCapacity"></param>
public BlendSwitch(BlendEquationMode mode, BlendSrcFactor rgbSrcFactor, BlendDestFactor rgbDestFactor, BlendSrcFactor alphaSrcFactor, BlendDestFactor alphaDestFactor, bool enableCapacity = true)
: this(mode, mode, rgbSrcFactor, rgbDestFactor, alphaSrcFactor, alphaDestFactor, enableCapacity)
{
}
/// <summary>
///
/// </summary>
/// <param name="destFactor"></param>
public void SetDestFactor(BlendDestFactor destFactor)
{
this.rgbDestFactor = (uint)destFactor;
this.alphaDestFactor = (uint)destFactor;
}
