private void Flush()
{
Assert.That(Shader != null);
Assert.That(_lastTexture != null);
unsafe
{
fixed(VertexPosition2TextureColor *vertexPtr = &_vertexData[0])
fixed(ushort *indexPtr = &_indexData[0])
{
//_vertexBuffer.SubData(new Span<VertexPosition2TextureColor>(vertexPtr, _count * 4), 0);
_vertexBuffer.SubData <VertexPosition2TextureColor>((IntPtr)vertexPtr, 0, _count * 4);
//_indexBuffer.SubData(new Span<ushort>(indexPtr, _count * 6), 0);
_indexBuffer.SubData <ushort>((IntPtr)indexPtr, 0, _count * 6);
}
}
ParentContext.BindVertexBuffer(_vertexBuffer);
ParentContext.BindIndexBuffer(_indexBuffer);
ParentContext.BindShaderProgram(Shader);
ParentContext.BindTexture(0, _lastTexture);
_vertexBuffer.VertexTypeInfo.Apply(Shader);
bool prevDepthTest = ParentContext.DepthTest;
ParentContext.DepthTest = false;
GL.DrawRangeElements(PrimitiveType.Triangles,
0,
_count * 4,
_count * 6,
DrawElementsType.UnsignedShort,
IntPtr.Zero);
ParentContext.DepthTest = prevDepthTest;
unchecked
{
// Metrics._drawCalls++;
// Metrics._primitiveCount += _count * 6;
}
_count = 0;
}
