CPF/CPF.Skia/GlContexts/Cgl/Cgl.cs
2023-11-21 23:05:03 +08:00

41 lines
1.6 KiB
C#

using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace CPF.Skia
{
internal class Cgl
{
private const string libGL = "/System/Library/Frameworks/OpenGL.framework/Versions/A/OpenGL";
public const int GL_TEXTURE_2D = 0x0DE1;
public const int GL_UNSIGNED_BYTE = 0x1401;
public const int GL_RGBA = 0x1908;
public const int GL_RGBA8 = 0x8058;
[DllImport(libGL)]
public static extern void glGetIntegerv(int name, out int rv);
[DllImport(libGL)]
public extern static void CGLGetVersion(out int majorvers, out int minorvers);
[DllImport(libGL)]
public extern static CGLError CGLChoosePixelFormat([In] CGLPixelFormatAttribute[] attribs, out IntPtr pix, out int npix);
[DllImport(libGL)]
public extern static CGLError CGLCreateContext(IntPtr pix, IntPtr share, out IntPtr ctx);
[DllImport(libGL)]
public extern static CGLError CGLReleasePixelFormat(IntPtr pix);
[DllImport(libGL)]
public extern static CGLError CGLSetCurrentContext(IntPtr ctx);
[DllImport(libGL)]
public extern static void CGLReleaseContext(IntPtr ctx);
[DllImport(libGL)]
public extern static CGLError CGLFlushDrawable(IntPtr ctx);
[DllImport(libGL)]
public static extern void glGenTextures(int n, uint[] textures);
[DllImport(libGL)]
public static extern void glDeleteTextures(int n, uint[] textures);
[DllImport(libGL)]
public static extern void glBindTexture(uint target, uint texture);
[DllImport(libGL)]
public static extern void glTexImage2D(uint target, int level, int internalformat, int width, int height, int border, uint format, uint type, IntPtr pixels);
}
}