18.09.2020

+ Textures
~ Changed 2D coordnate system to lower right as XY+

SMCode/SM.OGL/Shaders/GenericShader.cs

@@ -30,6 +30,7 @@ namespace SM.OGL.Shaders
                 throw new Exception("[Critical] No uniforms has been found.");
 
             Uniforms = new UniformCollection();
+            Uniforms._parentShader = this;
             for (int i = 0; i < uniformCount; i++)
             {
                 string key = GL.GetActiveUniform(_id, i, out _, out _);

SMCode/SM.OGL/Shaders/Uniform.cs

@@ -1,6 +1,7 @@
 using OpenTK;
 using OpenTK.Graphics;
 using OpenTK.Graphics.OpenGL4;
+using SM.OGL.Texture;
 
 namespace SM.OGL.Shaders
 {
@@ -160,5 +161,14 @@ namespace SM.OGL.Shaders
         public void SetMatrix4(int count, float[] value, bool transpose = false) { GL.UniformMatrix4(Location, count, transpose, value); }
 
         #endregion
+
+        public void SetTexture(TextureBase texture) => SetTexture(texture, Parent.NextTexture++);
+
+        public void SetTexture(TextureBase texture, int texturePos)
+        {
+            GL.ActiveTexture(TextureUnit.Texture0 + texturePos);
+            GL.BindTexture(TextureTarget.Texture2D, texture);
+            SetUniform1(texturePos);
+        }
     }
 }

SMCode/SM.OGL/Shaders/UniformCollection.cs

@@ -6,6 +6,8 @@ namespace SM.OGL.Shaders
 {
     public class UniformCollection : Dictionary<string, Uniform>
     {
+        internal int NextTexture = 0;
+
         internal GenericShader _parentShader;
 
         public new Uniform this[string key]