public void GenerateMeshes()
{
_eah = new VertexArray <Col2dVertex>(new Col2dVertex[]
{
new Col2dVertex {
Position = (0F, 0F), Color = (1F, 1F, 1F, 1F)
},
public void Render()
{
if (Disposed)
{
return;
}
if (_needUpdate)
{
lock (_updateLock)
{
_vertex?.DisposeAll();
_vertex = _chunkVertexArrayProvider.ToElementArray().GetHandle();
_chunkVertexArrayProvider = null;
_needUpdate = false;
}
}
lock (_renderLock)
{
if (_vertex == null || _shader == null)
{
return;
}
_textureDictionary.Bind();
_shader.Use();
_shader.Model = Matrix4.Identity;
_shader.Projection = _projectionMatrix.GetMatrix();
_shader.View = _viewMatrix.GetMatrix();
_vertex.Bind();
_vertex.Render();
}
}
public void Initialize()
{
_shader = new BoxShader();
_eah = new VertexArray <float>(new float[]
{
0F, 0F, 0F,
1F, 0F, 0F,
1F, 0F, 1F,
0F, 0F, 1F,
0F, 1F, 0F,
1F, 1F, 0F,
1F, 1F, 1F,
0F, 1F, 1F,
}, new[]
{
new VertexAttributePointer()
{
Index = 0,
Normalized = false,
Offset = 0,
Size = 3,
Type = VertexAttribePointerType.Float
}
}).ToElementArray(new uint[]
{
0, 1,
1, 2,
2, 3,
3, 0,
4, 5,
5, 6,
6, 7,
7, 4,
0, 4,
1, 5,
2, 6,
3, 7
}).GetHandle();
}
public static IElementArrayHandle BindElementBufferObject(this IElementArrayHandle handle)
{
GL.BindBuffer(BufferTarget.ElementArrayBuffer, handle.ElementBufferObjectHandle);
return(handle);
}
/// <summary>
/// 修改元素数据
/// </summary>
/// <param name="handle">元素Handle</param>
/// <param name="offset">字节偏移量</param>
/// <param name="size">字节数量</param>
/// <param name="data">字节数据</param>
/// <remarks>请确保ElementBufferObjectHandle被绑定</remarks>
/// <returns></returns>
public static IElementArrayHandle ElementSubData(this IElementArrayHandle handle, int offset, int size,
uint[] data)
{
GL.BufferSubData(BufferTarget.ElementArrayBuffer, (IntPtr)offset, size, data);
return(handle);
}
