rubuild file struct 2

2024-05-28 20:32:45 +08:00
parent 0cac40255b
commit 5033a6d50b
45 changed files with 886 additions and 618 deletions
@@ -0,0 +1,157 @@
+using StgSharp.Geometries;
+using StgSharp.Graphics;
+using StgSharp.Graphics.GL;
+using StgSharp.Logic;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp
+{
+    public class fboFrame : glRenderStream
+    {
+        public fboFrame(RenderStreamConstructArgs args):base(args)
+        {
+            
+        }
+
+        protected override string[] InputPortsName
+        =>
+            [
+            "TextureInput"
+            ];
+
+        protected override string[] OutputPortsName 
+        =>
+            [
+            "Output"
+            ];
+
+        protected override void Deinit()
+        {
+            throw new NotImplementedException();
+        }
+
+        ShaderProgram s;
+        TextureGL t;
+        VertexBuffer vbo;
+        VertexArray vao;
+        ElementBuffer ebo;
+
+        internal TimeSpanProvider spanProvider;
+
+        protected override void Init()
+        {
+            //spanProvider = new TimeSpanProvider(1 / 60.00f, TimeSpanProvider.DefaultProvider);
+
+            SetSizeLimit(800,800,800,800);
+
+            FrameSizeCallback = new FrameBufferSizeHandler(
+                (window, width,height) => {
+                    glFunc.Viewport(0, 0, width, height);
+            });
+
+            vbo = CreateVertexBuffer(2);
+            vao = CreateVertexArray(1);
+            ebo = CreateElementBuffer(1);
+
+            Rectangle rec = new Rectangle(
+                -0.9f,  0.9f, 0,
+                0.9f, 0.9f, 0,
+                0.9f, -0.9f, 0,
+                -0.9f, -0.9f, 0
+                );
+
+            /*
+            Rectangle tex = new Rectangle(
+                -0.8f, 0.8f, 0,
+                0.8f, 0.8f, 0,
+                0.8f,  -0.8f, 0,
+                -0.8f, -0.8f, 0
+                );
+
+            /**/
+            /**/
+            Rectangle tex = new Rectangle(
+                0f, 1f, 0,
+                1f, 1f, 0,
+                1f, 0f, 0,
+                0f, 0f, 0
+                );
+
+            /**/
+
+            s = CreateShaderProgram();
+            Shader vert = CreateShaderSegment(ShaderType.Vertex, 1);
+            Shader frag = CreateShaderSegment(ShaderType.Fragment,1);
+
+            vert.Compile(0, Shader.FromCodeFile("Shader\\fbo.vert"));
+            frag.Compile(0, Shader.FromCodeFile("Shader\\fbo.frag"));
+
+            vert.AttachTo(0,s);
+            frag.AttachTo(0,s);
+
+            s.Link();
+
+            vao.Bind(0);
+
+            ebo.Bind(0);
+            ebo.SetValue(0,rec.VertexIndices,BufferUsage.StaticDraw);
+
+            vbo.Bind(0);
+            vbo.WriteVectorData(0,rec.VertexStream, BufferUsage.StaticDraw);
+            VertexArray.SetVertexAttribute(0,3,TypeCode.Single,false,4*sizeof(float),0);
+
+            vbo.Bind(1);
+            vbo.WriteVectorData(1, tex.VertexStream, BufferUsage.StaticDraw);
+            VertexArray.SetVertexAttribute(1, 3, TypeCode.Single, false,4*sizeof(float),0);
+
+
+            t = CreateTexture(1);
+            t.Bind2D(0);
+            t.Set2dWrapProperty(Wrap.Repeat, Wrap.Repeat);
+            t.Set2dFilterProperty(Filter.Nearest, Filter.Nearest);
+
+            TextureGL.Activate(TextureUnit.Unit0);
+            
+            texUniform = s.GetUniform<int>("tex");
+            glFunc.SetUniformValue(texUniform, 0);
+
+        }
+
+        Uniform<int> texUniform;
+
+        protected override void Main(
+            in Dictionary<string, BlueprintPipeline> input, 
+            in Dictionary<string, BlueprintPipeline> output)
+        {
+            TexturePipeline p = input["TextureInput"].Args as TexturePipeline;
+            Image i = (p??throw  new Exception("Pipeline has null value")).Value;
+
+            FrameBuffer.BindNull();
+            glFunc.ClearColor(0.4f, 0.1f, 0f, 1.0f);
+            glFunc.Clear(MaskBufferBit.COLOR | MaskBufferBit.DEPTH);
+
+            s.Use();
+
+            vao.Bind(0);
+
+            t.LoadTexture(0, i);
+
+            glFunc.DrawElements(GeometryType.TRIANGLES,6,TypeCode.UInt32,IntPtr.Zero);
+            //glFunc.DrawElements(GeometryType.LINES, 6, TypeCode.UInt32, IntPtr.Zero);
+            BlueprintPipeline.SkipAll(output);
+
+            PollEvents();
+            SwapBuffers();
+        }
+
+        protected override void ProcessInput()
+        {
+
+        }
+    }
+}