1 files changed, 64 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.OpenGL/Image/Sampler.cs b/src/Ryujinx.Graphics.OpenGL/Image/Sampler.cs
new file mode 100644
index 00000000..f705aa3e
--- /dev/null
+++ b/src/Ryujinx.Graphics.OpenGL/Image/Sampler.cs
@@ -0,0 +1,64 @@
+using OpenTK.Graphics.OpenGL;
+using Ryujinx.Graphics.GAL;
+
+namespace Ryujinx.Graphics.OpenGL.Image
+{
+    class Sampler : ISampler
+    {
+        public int Handle { get; private set; }
+
+        public Sampler(SamplerCreateInfo info)
+        {
+            Handle = GL.GenSampler();
+
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureMinFilter, (int)info.MinFilter.Convert());
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureMagFilter, (int)info.MagFilter.Convert());
+
+            if (HwCapabilities.SupportsSeamlessCubemapPerTexture)
+            {
+                GL.SamplerParameter(Handle, (SamplerParameterName)ArbSeamlessCubemapPerTexture.TextureCubeMapSeamless, info.SeamlessCubemap ? 1 : 0);
+            }
+
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureWrapS, (int)info.AddressU.Convert());
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureWrapT, (int)info.AddressV.Convert());
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureWrapR, (int)info.AddressP.Convert());
+
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureCompareMode, (int)info.CompareMode.Convert());
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureCompareFunc, (int)info.CompareOp.Convert());
+
+            unsafe
+            {
+                float* borderColor = stackalloc float[4]
+                {
+                    info.BorderColor.Red,
+                    info.BorderColor.Green,
+                    info.BorderColor.Blue,
+                    info.BorderColor.Alpha
+                };
+
+                GL.SamplerParameter(Handle, SamplerParameterName.TextureBorderColor, borderColor);
+            }
+
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureMinLod,  info.MinLod);
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureMaxLod,  info.MaxLod);
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureLodBias, info.MipLodBias);
+
+            GL.SamplerParameter(Handle, SamplerParameterName.TextureMaxAnisotropyExt, info.MaxAnisotropy);
+        }
+
+        public void Bind(int unit)
+        {
+            GL.BindSampler(unit, Handle);
+        }
+
+        public void Dispose()
+        {
+            if (Handle != 0)
+            {
+                GL.DeleteSampler(Handle);
+
+                Handle = 0;
+            }
+        }
+    }
+}