add from giga-device, new branch added

2025-08-21 16:51:25 +08:00
commit 43bbc06bbb
1296 changed files with 264186 additions and 0 deletions
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+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="ShaderStruct.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. All rights reserved.
+//     
+//     Permission is hereby granted, free of charge, to any person 
+//     obtaining a copy of this software and associated documentation 
+//     files (the “Software”), to deal in the Software without restriction, 
+//     including without limitation the rights to use, copy, modify, merge,
+//     publish, distribute, sublicense, and/or sell copies of the Software, 
+//     and to permit persons to whom the Software is furnished to do so, 
+//     subject to the following conditions:
+//     
+//     The above copyright notice and 
+//     this permission notice shall be included in all copies 
+//     or substantial portions of the Software.
+//     
+//     THE SOFTWARE IS PROVIDED “AS IS”, 
+//     WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+//     INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+//     DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+//     ARISING FROM, OUT OF OR IN CONNECTION WITH 
+//     THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+using StgSharp.Graphics.OpenGL;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Graphics.ShaderEdit
+{
+    public class ShaderStructMember
+    {
+
+        internal InternalShaderType type;
+        internal object value;
+
+    }
+
+    public class ShaderStruct
+    {
+
+        internal Dictionary<GlHandle, ShaderStructMember> uniformPair;
+
+        internal ShaderStruct() { }
+
+        public ShaderStruct( params (GlHandle, ShaderStructMember)[] uniformPairs )
+        {
+            uniformPair = new Dictionary<GlHandle, ShaderStructMember>();
+            if( uniformPairs.Length == 0 ) {
+                return;
+            }
+
+            foreach( (GlHandle, ShaderStructMember) item in uniformPairs ) {
+                uniformPair.Add( item.Item1, item.Item2 );
+            }
+        }
+
+        public unsafe void SetAllUniforms()
+        {
+            OpenglContext* gl = ( OpenglContext* )OpenGL.OpenGLFunction.CurrentGL.ContextHandle;
+            foreach( KeyValuePair<GlHandle, ShaderStructMember> uniform in uniformPair )
+            {
+                int id = uniform.Key.SignedValue;
+                ShaderStructMember s = uniform.Value;
+                switch( s.type )
+                {
+                    case InternalShaderType.Struct:
+                        throw new ArgumentException(
+                            "Incorrect type \"Struct\" defined in this self define type" );
+                    case InternalShaderType.Void:
+                        throw new ArgumentException(
+                            "Incorrect type \"Void\" defined in this self define type" );
+                    case InternalShaderType.Float:
+                        gl->glUniform1f( id, ( float )s.value );
+                        break;
+                    case InternalShaderType.Int:
+                        gl->glUniform1f( id, ( int )s.value );
+                        break;
+                    default:
+                        throw new NotImplementedException();
+                        throw new ArgumentException(
+                            "Incorrect type \"Unknown\" defined in this self define type" );
+                }
+            }
+        }//------------------------------------ End of Class ---------------------------------------
+
+    }
+}