57 lines
1.5 KiB
C#
57 lines
1.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using System.Text;
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namespace StgSharp.Graphics
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{
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internal class Shader
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{
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public readonly uint programID;
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internal uint vertexShaderID;
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internal uint fragmentShaderID;
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public Shader()
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{
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programID = Graphic.glCreateProgram();
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}
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public void CompileVertexShader(string shaderCode)
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{
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vertexShaderID = Graphic.CompileShader(shaderCode, ShaderType.VERTEX);
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Graphic.glAttachShader(programID, vertexShaderID);
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}
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public void CompileFragmentShader(string shaderCode)
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{
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fragmentShaderID = Graphic.CompileShader(shaderCode, ShaderType.FRAGMENT);
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Graphic.glAttachShader(programID, fragmentShaderID);
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}
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public void Link()
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{
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if (internalIO.InternalLinkShaderProgram(programID) == 0)
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{
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IntPtr logPtr = internalIO.InternalReadLog();
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try
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{
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byte[] logByte = new byte[512];
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Marshal.Copy(logPtr, logByte, 0, 512);
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string log = Encoding.UTF8.GetString(logByte);
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log = log.Replace("\0", "");
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internalIO.InternalWriteLog(log, LogType.Error);
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}
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catch (Exception)
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{
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}
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}
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}
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public void Use()
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{
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Graphic.glUseProgram(programID);
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}
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}
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}
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