68 lines
1.9 KiB
C#
Executable File
68 lines
1.9 KiB
C#
Executable File
#region Copyright & License Information
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/*
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* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Drawing;
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using OpenRA.FileFormats.Graphics;
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using OpenRA.Renderer.SdlCommon;
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using Tao.Cg;
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using Tao.OpenGl;
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using Tao.Sdl;
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[assembly: Renderer(typeof(OpenRA.Renderer.Cg.DeviceFactory))]
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namespace OpenRA.Renderer.Cg
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{
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public class DeviceFactory : IDeviceFactory
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{
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public IGraphicsDevice Create(Size size, WindowMode windowMode)
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{
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Console.WriteLine("Using Cg renderer");
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return new GraphicsDevice(size, windowMode);
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}
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}
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public class GraphicsDevice : SdlGraphics
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{
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static string[] RequiredExtensions =
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{
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"GL_ARB_vertex_program",
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"GL_ARB_fragment_program",
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"GL_ARB_vertex_buffer_object"
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};
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internal IntPtr cgContext;
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internal int vertexProfile, fragmentProfile;
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static Tao.Cg.Cg.CGerrorCallbackFuncDelegate CgErrorCallback = () =>
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{
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var err = Tao.Cg.Cg.cgGetError();
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var msg = "CG Error: {0}: {1}".F(err, Tao.Cg.Cg.cgGetErrorString(err));
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ErrorHandler.WriteGraphicsLog(msg);
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throw new InvalidOperationException("CG Error. See graphics.log for details");
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};
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public GraphicsDevice(Size size, WindowMode window)
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: base(size, window, RequiredExtensions)
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{
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cgContext = Tao.Cg.Cg.cgCreateContext();
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Tao.Cg.Cg.cgSetErrorCallback(CgErrorCallback);
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Tao.Cg.CgGl.cgGLRegisterStates(cgContext);
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Tao.Cg.CgGl.cgGLSetManageTextureParameters(cgContext, true);
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vertexProfile = CgGl.cgGLGetLatestProfile(CgGl.CG_GL_VERTEX);
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fragmentProfile = CgGl.cgGLGetLatestProfile(CgGl.CG_GL_FRAGMENT);
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}
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public override IShader CreateShader(string name) { return new Shader(this, name); }
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}
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}
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