35 lines
1.4 KiB
VB.net
35 lines
1.4 KiB
VB.net
Imports System
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Imports OpenTK
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Imports OpenTK.Graphics.OpenGL
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Imports System.Drawing
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Imports System.Drawing.Imaging
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Imports Bitmap = System.Drawing.Bitmap
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Namespace RenderingN
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Public Class ContentPipe
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Public Shared Function LoadTexture(filepath As String) As Integer
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Dim bitmap As New Bitmap(filepath)
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Return LoadTexture(bitmap)
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End Function
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Public Shared Function LoadTexture(bitmap As Bitmap) As Integer
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Dim id As Integer = GL.GenTexture()
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LoadTexture(bitmap, id)
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Return id
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End Function
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Public Shared Sub LoadTexture(bitmap As Bitmap, id As Integer)
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Dim bmpData As BitmapData = bitmap.LockBits(New Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadOnly, Imaging.PixelFormat.Format32bppArgb)
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GL.BindTexture(TextureTarget.Texture2D, id)
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GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, bitmap.Width, bitmap.Height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, bmpData.Scan0)
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bitmap.UnlockBits(bmpData)
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, CInt(Math.Truncate(TextureMinFilter.Linear)))
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, CInt(Math.Truncate(TextureMagFilter.Linear)))
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End Sub
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End Class
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End Namespace
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