// ===========================================================================
// ©2013-2026 WebSupergoo. All rights reserved.
//
// This source code is for use exclusively with the ABCpdf product with
// which it is distributed, under the terms of the license for that
// product. Details can be found at
//
// http://www.websupergoo.com/
//
// This copyright notice must not be deleted and must be reproduced alongside
// any sections of code extracted from this module.
// ===========================================================================
using System;
using System.ComponentModel;
using System.Windows;
namespace Glue3DUtilities
{
/// <summary>Convenience class to interface with the renderer</summary>
[Description("Helper class to interface with the Renderer")]
public static class Renderer
{
/// <summary>Helper struct to hold version info about OpenGL and GLSL (OpenGL Shading Language)</summary>
public struct GLVersionInfo
{
/// <summary>The version info of the OpenGL context being used</summary>
public Version version_GL;
/// <summary>The version info of the shaders (GLSL) in the OpenGL context being used</summary>
public Version version_GLSL;
/// <summary>Helper function to set the version from packed values</summary>
public static GLVersionInfo FromPackedInt32s(Int32 glVersionPacked, Int32 glslVersionPacked)
{
GLVersionInfo outInfo = new GLVersionInfo();
outInfo.version_GL.major = (glVersionPacked >> 16);
outInfo.version_GL.minor = (glVersionPacked & 0xFFFF);
outInfo.version_GLSL.major = (glslVersionPacked >> 16);
outInfo.version_GLSL.minor = (glslVersionPacked & 0xFFFF);
return outInfo;
}
};
/// <summary>Static constructor, which adds an ExitEventHandler</summary>
static Renderer()
{
Application.Current.Exit += new ExitEventHandler(OnApplicationExit);
}
/// <summary>The exit handler</summary>
private static void OnApplicationExit(object sender, ExitEventArgs e)
{
Shutdown();
}
/// <summary>Shut down the renderer, free up resources</summary>
internal static void Shutdown()
{
Dll_Glue3D.ShutdownRenderer();
}
/// <summary>Initialize the renderer with our specified settings (Note: If SetupRenderer is not called, it will just use default values)</summary>
public static bool Init(WebSupergoo.RendererParams rendererParams)
{
return Dll_Glue3D.SetupRenderer(rendererParams);
}
/// <summary>Helper to retrieve OpenGL and GLSL version info from the renderer, as used in the provided RenderProxy</summary>
public static GLVersionInfo GetVersionInfo(IntPtr renderProxy)
{
Int32 glVersionPacked = Dll_Glue3D.GetProperty_Int32(renderProxy, WebSupergoo.EProperty.Prop_OpenGL_Version);
Int32 glslVersionPacked = Dll_Glue3D.GetProperty_Int32(renderProxy, WebSupergoo.EProperty.Prop_GLSL_Version);
GLVersionInfo v = GLVersionInfo.FromPackedInt32s(glVersionPacked, glslVersionPacked);
return v;
}
}
}
