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fix rendering of very large maps

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This commit is contained in:
Chris Forbes
2011-03-08 19:24:15 +13:00
parent 682cfcd466
commit 16cb275a5f
9 changed files with 31 additions and 27 deletions
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16
OpenRA.Renderer.Gl/IndexBuffer.cs
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@@ -12,6 +12,8 @@ using System;
using OpenRA.FileFormats.Graphics;
using Tao.OpenGl;
using ElemType = System.UInt32;
namespace OpenRA.Renderer.Glsl
{
public class IndexBuffer : IIndexBuffer, IDisposable
@@ -24,18 +26,18 @@ namespace OpenRA.Renderer.Glsl
GraphicsDevice.CheckGlError();
Bind();
Gl.glBufferData(Gl.GL_ELEMENT_ARRAY_BUFFER,
new IntPtr(2 * size),
new ushort[ size ],
new IntPtr(sizeof(ElemType) * size),
new ElemType[ size ],
Gl.GL_DYNAMIC_DRAW);
GraphicsDevice.CheckGlError();
}
public void SetData(ushort[] data, int length)
}
public void SetData(ElemType[] data, int length)
{
Bind();
Gl.glBufferSubData(Gl.GL_ELEMENT_ARRAY_BUFFER,
IntPtr.Zero,
new IntPtr(2 * length),
IntPtr.Zero,
new IntPtr(sizeof(ElemType) * length),
data);
GraphicsDevice.CheckGlError();
}