daily update on 20240423 by nitload youmu, mvvm confirm

2024-04-24 02:52:43 +08:00
parent 915a560b43
commit 32c0a0f99b
35 changed files with 732 additions and 783 deletions
@@ -0,0 +1,74 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.Graphics
+{
+    public abstract partial class glRenderStream:RenderStream
+    {
+        protected IntPtr glContextHandle
+        {
+            get { return ContextHandle; }
+            set { ContextHandle = value; }
+        }
+
+        /// <summary>
+        /// Init an OpenGl context if current form has not been binded to any context. and set the context binded to
+        /// current form as current OpenGL context.
+        /// </summary>
+        /// <exception cref="Exception">
+        /// Something goes wrong and StgSharp fails in creating a new OpenGL context.
+        /// </exception>
+        public unsafe void MakeAsCurrentContext()
+        {
+            if (CanvasHandle == default)
+            {
+                IntPtr windowPtr;
+                byte[] tittleBytes = Encoding.UTF8.GetBytes(name);
+                if (SharedCanvas == IntPtr.Zero)
+                {
+                    windowPtr = InternalIO.glfwCreateWindow(Width, Height, tittleBytes, monitor, IntPtr.Zero);
+                }
+                else
+                {
+                    windowPtr = InternalIO.glfwCreateWindow(Width, Height, tittleBytes, monitor, SharedCanvas.CanvasHandle);
+                }
+                if (((long)windowPtr == -1) || ((long)windowPtr == -2))
+                {
+                    throw new Exception("Cannot create window instance!");
+                }
+                else
+                {
+                    CanvasHandle = windowPtr;
+                }
+
+                ContextHandle = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(GLcontext)));
+                GLcontext* contextID = (GLcontext*)ContextHandle;
+                *contextID = new GLcontext();
+                contextID->glGetString = (delegate*<uint, IntPtr>)IntPtr.Zero;
+            }
+            GL.api = (GLcontext*)ContextHandle;
+            InternalIO.glfwMakeContextCurrent(CanvasHandle);
+        }
+
+        internal sealed override void InternalInit()
+        {
+            Init();
+        }
+
+        internal sealed override void InternalDraw()
+        {
+            MakeAsCurrentContext();
+            Main();
+        }
+
+
+        internal sealed override void InternalTerminate()
+        {
+            Deinit();
+        }
+    }
+}