1 files changed, 86 insertions, 0 deletions
diff --git a/Ryujinx.Graphics/Gal/OpenGL/OglShaderProgram.cs b/Ryujinx.Graphics/Gal/OpenGL/OglShaderProgram.cs
new file mode 100644
index 00000000..9e68a8e6
--- /dev/null
+++ b/Ryujinx.Graphics/Gal/OpenGL/OglShaderProgram.cs
@@ -0,0 +1,86 @@
+using OpenTK.Graphics.OpenGL;
+using System;
+using System.Collections.Generic;
+
+namespace Ryujinx.Graphics.Gal.OpenGL
+{
+    struct OglShaderProgram
+    {
+        public OglShaderStage Vertex;
+        public OglShaderStage TessControl;
+        public OglShaderStage TessEvaluation;
+        public OglShaderStage Geometry;
+        public OglShaderStage Fragment;
+    }
+
+    class OglShaderStage : IDisposable
+    {
+        public int Handle { get; private set; }
+
+        public bool IsCompiled { get; private set; }
+
+        public GalShaderType Type { get; private set; }
+
+        public string Code { get; private set; }
+
+        public IEnumerable<ShaderDeclInfo> ConstBufferUsage { get; private set; }
+        public IEnumerable<ShaderDeclInfo> TextureUsage     { get; private set; }
+
+        public OglShaderStage(
+            GalShaderType               type,
+            string                      code,
+            IEnumerable<ShaderDeclInfo> constBufferUsage,
+            IEnumerable<ShaderDeclInfo> textureUsage)
+        {
+            Type             = type;
+            Code             = code;
+            ConstBufferUsage = constBufferUsage;
+            TextureUsage     = textureUsage;
+        }
+
+        public void Compile()
+        {
+            if (Handle == 0)
+            {
+                Handle = GL.CreateShader(OglEnumConverter.GetShaderType(Type));
+
+                CompileAndCheck(Handle, Code);
+            }
+        }
+
+        public void Dispose()
+        {
+            Dispose(true);
+        }
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (disposing && Handle != 0)
+            {
+                GL.DeleteShader(Handle);
+
+                Handle = 0;
+            }
+        }
+
+        public static void CompileAndCheck(int handle, string code)
+        {
+            GL.ShaderSource(handle, code);
+            GL.CompileShader(handle);
+
+            CheckCompilation(handle);
+        }
+
+        private static void CheckCompilation(int handle)
+        {
+            int status = 0;
+
+            GL.GetShader(handle, ShaderParameter.CompileStatus, out status);
+
+            if (status == 0)
+            {
+                throw new ShaderException(GL.GetShaderInfoLog(handle));
+            }
+        }
+    }
+}
+\ No newline at end of file