/// <summary>
/// Clears the current viewport to `color`.
/// </summary>
public void Clear(Color c)
{
_drawBuffer.Clear();
_drawOp = new DrawOp();
if (Device.RasterizerState.ScissorTestEnable)
{
Rectangle sr = Device.ScissorRectangle;
float x = sr.X;
float y = sr.Y;
float w = sr.Width;
float h = sr.Height;
unsafe
{
var ptr = AddDrawOp((int)PrimType.Quad, 1, null, _defaultEffect, BlendMode.Opaque);
ptr[0].Transform(x + 0, y + 0, c);
ptr[1].Transform(x + w, y + 0, c);
ptr[2].Transform(x + w, y + h, c);
ptr[3].Transform(x + 0, y + h, c);
}
}
else
{
Device.Clear(c);
}
}
internal unsafe MojoVertex *AddDrawOp(int primType, int primCount, Image img, Effect effect, BlendMode blendMode)
{
if (_drawBuffer.Size + primCount * (int)primType > Global.MAX_VERTS)
{
Flush();
}
if (blendMode == BlendMode.None)
{
BlendMode = _blendMode;
}
if (img != _drawOp.Image || effect != _drawOp.Effect || primType != _drawOp.PrimType || blendMode != _drawOp.BlendMode)
{
_drawOp = _drawBuffer.AddDrawOp();
_drawOp.Image = img;
_drawOp.Effect = effect;
_drawOp.PrimType = primType;
_drawOp.BlendMode = blendMode;
_drawOp.PrimCount = primCount;
_drawOp.PrimOffset = _drawBuffer.Size;
}
else
{
_drawOp.PrimCount += primCount;
}
return(_drawBuffer.AddVertices(primType * primCount));
}
public DrawOp AddDrawOp()
{
var op = new DrawOp();
DrawOps.Add(op);
return(op);
}
public void Flush()
{
if (_drawBuffer.DrawOps.Count == 0)
{
return;
}
if (_lighting)
{
if (NormalmapEnabled && SpecularEnabled)
{
Device.SetRenderTargets(_gBufferDiffuseNormalSpecular);
}
else if (NormalmapEnabled)
{
Device.SetRenderTargets(_gBufferDiffuseNormal);
}
else
{
Device.SetRenderTargets(_gBufferDiffuse);
}
RenderDrawOps();
// back to default rendertarget
//
Device.SetRenderTarget(RenderTarget);
}
else
{
RenderDrawOps();
}
_drawBuffer.Clear();
_drawOp = new DrawOp();
}
public void ClearBuffer()
{
_drawBuffer.Clear();
_drawOp = new DrawOp();
}
