public void DrawTrianglesWithVertexBuffer(CoordList2f linesBuffer, int nelements, PixelFarm.Drawing.Color color)
{
u_useAggColor.SetValue(0);
u_useSolidColor.SetValue(1);
u_solidColor.SetValue((float)color.R / 255f, (float)color.G / 255f, (float)color.B / 255f, (float)color.A / 255f);
a_position.LoadV2f(linesBuffer.GetInternalArray(), 2, 0);
GL.DrawArrays(BeginMode.Triangles, 0, nelements);
}
static unsafe void CreatePolyLineRectCoords(CoordList2f coords,
float x, float y, float w, float h)
{
coords.AddCoord(x, y);
coords.AddCoord(x + w, y);
coords.AddCoord(x + w, y + h);
coords.AddCoord(x, y + h);
coords.AddCoord(x, y);
}
