Files
stgsharp/源代码/StgSharp/Graphics/GLFunc.cs
T

102 lines
3.2 KiB
C#

using StgSharp.Control;
using StgSharp.Graphics;
using StgSharp.Math;
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
namespace StgSharp
{
public static unsafe partial class Graphic
{
/// <summary>
/// Creates a form and its associated context.
/// </summary>
/// <param name="width">Required width</param>
/// <param name="height">Required width</param>
/// <param name="tittle">Tittle of the window </param>
/// <param name="monitor"></param>
/// <param name="share"></param>
/// <returns>The instance of created form</returns>
/// <exception cref="Exception"></exception>
public static unsafe Form GLcreateWindow(int width, int height, byte[] tittle, IntPtr monitor, Form share)
{
IntPtr windowPtr;
if (share == null)
{
windowPtr = glIO.internalGLcreateWindow(
width, height, tittle, monitor, (IntPtr)0);
}
else
{
windowPtr = glIO.internalGLcreateWindow(
width, height, tittle, monitor, (IntPtr)share.windowID);
}
if ((int)windowPtr == -1 || (int)windowPtr == -2)
{
throw new Exception("Cannot create window instance!");
}
else
{
Form form = new Form();
form.Size = new Vec2d(width, height);
form.windowID = (long)windowPtr;
return form;
}
}
/// <summary>
/// Creates a window and its associated context.
/// </summary>
/// <param name="width">Required width</param>
/// <param name="height">Required width</param>
/// <param name="tittle">Tittle of the window </param>
/// <param name="monitor"></param>
/// <param name="share"></param>
/// <returns>The handle of created window</returns>
/// <exception cref="Exception"></exception>
public static unsafe Form GLcreateWindow(int width, int height, string tittle, IntPtr monitor, IntPtr share)
{
byte[] tittleCharArray = System.Text.Encoding.UTF8.GetBytes(tittle);
long windowPtr = (long)glIO.internalGLcreateWindow
(width, height, tittleCharArray, monitor, share);
if ((int)windowPtr == -1 || (int)windowPtr == -2)
{
throw new Exception("Cannot create the form!");
}
else
{
Form form = new Form();
form.Size = new Vec2d(width, height);
form.windowID = windowPtr;
return form;
}
}
public static unsafe void GLmakeContexCurrent(Form form)
{
glIO.internalGLmakeContextCurrent((IntPtr)form.windowID);
}
public static unsafe bool GLwindowShouldClose(Form form)
{
int a = glIO.internalGLwindowShouldClose((IntPtr)form.windowID);
return a != 0;
}
public static unsafe void GLswapBuffers(Form form)
{
glIO.internalGLswapBuffers((IntPtr)form.windowID);
}
}
}