public void Begin(Matrix transform, BlendMode blendMode = BlendMode.BlendmodeAlpha, TextureSampling textureSampling = null, ColorTextureEffect effect = null)
{
Debug.Assert(!hasBegun, "Called Begin() twice");
hasBegun = true;
this.transform = transform;
this.blendMode = blendMode;
this.textureSampling = textureSampling ?? TextureSampling.LinearClamp;
this.currentEffect = effect ?? defaultEffect;
}
public TextureFill()
{
defaultEffect = new ColorTextureEffect(defaultVs, defaultFs);
GL.GenBuffers(2, vertexBufferObjects);
indices = new ushort[6];
indices[0] = 0;
indices[1] = 2;
indices[2] = 1;
indices[3] = 1;
indices[4] = 2;
indices[5] = 3;
vertices = new Vertex2Tex2Color[4];
GL.BindBuffer(BufferTarget.ElementArrayBuffer, vertexBufferObjects[1]);
GL.BufferData(BufferTarget.ElementArrayBuffer, (IntPtr)(indices.Length * sizeof(ushort)), indices, BufferUsageHint.StaticDraw);
}
public QuadBatch(int defaultCapacity = 8192)
{
defaultEffect = new ColorTextureEffect(defaultVs, defaultFs);
currentEffect = defaultEffect;
capacity = defaultCapacity;
Debug.Assert(capacity > 0);
quads = new Quad[capacity];
indices = new ushort[capacity * 6];
fontLayout = new FontLayout();
InitIndices();
GL.GenBuffers(2, vertexBufferObjects);
//GL.BindBuffer(BufferTarget.ArrayBuffer, vertexBufferObjects[0]);
//GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(capacity * 6 * Vertex2Tex2Color.GetSize()), IntPtr.Zero, BufferUsageHint.DynamicDraw);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, vertexBufferObjects[1]);
GL.BufferData(BufferTarget.ElementArrayBuffer, (IntPtr)(indices.Length * sizeof(ushort)), indices, BufferUsageHint.StaticDraw);
}