From 93bf96cdf02f0d43f203fd7048891898f3294a4a Mon Sep 17 00:00:00 2001
From: miku-666 <74728189+NessieHax@users.noreply.github.com>
Date: Wed, 6 Nov 2024 17:57:06 +0100
Subject: [PATCH] ModelRenderer - Tried fixing alpha rendering issues

---
 PCK-Studio/Rendering/ModelRenderer.cs | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/PCK-Studio/Rendering/ModelRenderer.cs b/PCK-Studio/Rendering/ModelRenderer.cs
index fe0ac7ed..4f7ea195 100644
--- a/PCK-Studio/Rendering/ModelRenderer.cs
+++ b/PCK-Studio/Rendering/ModelRenderer.cs
@@ -208,11 +208,18 @@ namespace PckStudio.Rendering
 
             GL.Enable(EnableCap.Texture2D); // Enable textures
 
-            GL.Enable(EnableCap.Blend);
-            GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
-
             GL.Enable(EnableCap.AlphaTest); // Enable transparent
-            GL.AlphaFunc(AlphaFunction.Greater, 0.0f);
+            GL.AlphaFunc(AlphaFunction.Greater, 0.01f);
+
+            GL.Enable(EnableCap.Blend);
+
+            // Emissive
+            //GL.BlendFuncSeparate(BlendingFactorSrc.One, BlendingFactorDest.SrcColor, BlendingFactorSrc.One, BlendingFactorDest.One);
+            GL.BlendFunc(BlendingFactor.One, BlendingFactor.Zero);
+
+            // Additive
+            // GL.BlendFunc(BlendingFactor.One, BlendingFactor.One);
+            
             GL.DepthFunc(DepthFunction.Lequal);
 
             ShaderProgram shader = GetShader("CubeShader");
@@ -228,6 +235,8 @@ namespace PckStudio.Rendering
             }
             _modelRenderTexture.Unbind();
 
+            GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
+
             if (!_highlightingInfo.IsEmpty)
             {
                 Matrix4 highlightMatrix = Matrix4.Identity;