417 lines
14 KiB
C#
417 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.IO;
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using System.Threading.Tasks;
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using GL_EditorFramework.GL_Core;
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using GL_EditorFramework.Interfaces;
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using OpenTK;
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using OpenTK.Graphics.OpenGL;
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using Toolbox.Library;
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using Toolbox.Library.Rendering;
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namespace FirstPlugin
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{
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public class KCLRendering : AbstractGlDrawable
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{
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public Vector3 Max = new Vector3(0);
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public Vector3 Min = new Vector3(0);
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public List<ushort> SelectedTypes = new List<ushort>();
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public Vector3 position = new Vector3(0, 0, 0);
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protected bool Selected = false;
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protected bool Hovered = false;
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// public override bool IsSelected() => Selected;
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// public override bool IsSelected(int partIndex) => Selected;
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public bool IsHovered() => Selected;
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// gl buffer objects
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int vbo_position;
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int ibo_elements;
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//Set the game's material list
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public KCL.GameSet GameMaterialSet = KCL.GameSet.MarioKart8D;
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public List<KCL.KCLModel> models = new List<KCL.KCLModel>();
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private void GenerateBuffers()
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{
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GL.GenBuffers(1, out vbo_position);
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GL.GenBuffers(1, out ibo_elements);
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}
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public void Destroy()
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{
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GL.DeleteBuffer(vbo_position);
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GL.DeleteBuffer(ibo_elements);
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}
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public void UpdateVertexData()
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{
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if (!Runtime.OpenTKInitialized)
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return;
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KCL.DisplayVertex[] Vertices;
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int[] Faces;
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int poffset = 0;
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int voffset = 0;
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List<KCL.DisplayVertex> Vs = new List<KCL.DisplayVertex>();
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List<int> Ds = new List<int>();
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foreach (KCL.KCLModel m in models)
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{
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m.Offset = poffset * 4;
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List<KCL.DisplayVertex> pv = m.CreateDisplayVertices();
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Vs.AddRange(pv);
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for (int i = 0; i < m.displayFaceSize; i++)
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{
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Ds.Add(m.display[i] + voffset);
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}
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poffset += m.displayFaceSize;
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voffset += pv.Count;
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}
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// Binds
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Vertices = Vs.ToArray();
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Faces = Ds.ToArray();
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// Bind only once!
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GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_position);
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GL.BufferData<KCL.DisplayVertex>(BufferTarget.ArrayBuffer, (IntPtr)(Vertices.Length * KCL.DisplayVertex.Size), Vertices, BufferUsageHint.StaticDraw);
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GL.BindBuffer(BufferTarget.ElementArrayBuffer, ibo_elements);
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GL.BufferData<int>(BufferTarget.ElementArrayBuffer, (IntPtr)(Faces.Length * sizeof(int)), Faces, BufferUsageHint.StaticDraw);
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LibraryGUI.UpdateViewport();
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}
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public void DrawGlobalOctree()
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{
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var size = Max - Min;
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var BoxSize = size / 2f;
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for (int k = 0; k < 2; k++)
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{
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for (int l = 0; l < 2; l++)
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{
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for (int m = 0; m < 2; m++)
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{
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var Boxmin = Min + new Vector3(BoxSize.X * m, BoxSize.Y * l, BoxSize.Z * k);
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var pos = new Vector3(BoxSize.X * m, BoxSize.Y * l, BoxSize.Z * k);
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}
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}
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}
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}
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public ShaderProgram defaultShaderProgram;
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public ShaderProgram solidColorShaderProgram;
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public override void Prepare(GL_ControlModern control)
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{
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string pathFrag = System.IO.Path.Combine(Runtime.ExecutableDir, "Shader") + "\\KCL.frag";
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string pathVert = System.IO.Path.Combine(Runtime.ExecutableDir, "Shader") + "\\KCL.vert";
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var defaultFrag = new FragmentShader(File.ReadAllText(pathFrag));
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var defaultVert = new VertexShader(File.ReadAllText(pathVert));
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var solidColorFrag = new FragmentShader(
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@"#version 330
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uniform vec4 color;
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out vec4 FragColor;
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void main(){
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FragColor = color;
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}");
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var solidColorVert = new VertexShader(
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@"#version 330
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in vec3 vPosition;
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in vec3 vNormal;
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in vec3 vColor;
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out vec3 normal;
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out vec3 color;
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out vec3 position;
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uniform mat4 mtxMdl;
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uniform mat4 mtxCam;
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void main(){
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normal = vNormal;
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color = vColor;
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position = vPosition;
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gl_Position = mtxMdl * mtxCam * vec4(vPosition.xyz, 1.0);
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}");
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defaultShaderProgram = new ShaderProgram(defaultFrag, defaultVert, control);
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solidColorShaderProgram = new ShaderProgram(solidColorFrag, solidColorVert, control);
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}
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public override void Prepare(GL_ControlLegacy control)
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{
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}
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private void CheckBuffers()
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{
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if (!Runtime.OpenTKInitialized)
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return;
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bool buffersWereInitialized = ibo_elements != 0 && vbo_position != 0;
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if (!buffersWereInitialized)
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{
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GenerateBuffers();
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UpdateVertexData();
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}
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}
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public override void Draw(GL_ControlLegacy control, Pass pass)
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{
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if (!Runtime.OpenTKInitialized)
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return;
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Matrix4 mvpMat = control.ModelMatrix * control.CameraMatrix * control.ProjectionMatrix;
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Matrix4 invertedCamera = Matrix4.Identity;
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if (invertedCamera.Determinant != 0)
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invertedCamera = mvpMat.Inverted();
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Vector3 lightDirection = new Vector3(0f, 0f, -1f);
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Vector3 difLightDirection = Vector3.TransformNormal(lightDirection, invertedCamera).Normalized();
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GL.Disable(EnableCap.Texture2D);
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GL.Enable(EnableCap.DepthTest);
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foreach (var model in models)
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{
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if (Runtime.RenderModels && model.Checked && model.Checked)
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{
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List<int> faces = model.getDisplayFace();
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GL.Begin(PrimitiveType.Triangles);
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foreach (var index in faces)
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{
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Vertex vert = model.vertices[index];
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float normal = Vector3.Dot(difLightDirection, vert.nrm) * 0.5f + 0.5f;
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GL.Color3(new Vector3(normal));
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GL.Vertex3(vert.pos);
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}
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GL.End();
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}
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}
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GL.Enable(EnableCap.Texture2D);
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}
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public override void Draw(GL_ControlModern control, Pass pass)
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{
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CheckBuffers();
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if (!Runtime.OpenTKInitialized)
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return;
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control.CurrentShader = defaultShaderProgram;
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control.UpdateModelMatrix(
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Matrix4.CreateScale(Runtime.previewScale));
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SetRenderSettings(defaultShaderProgram);
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Matrix4 camMat = control.ModelMatrix * control.CameraMatrix * control.ProjectionMatrix;
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GL.Disable(EnableCap.CullFace);
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GL.Uniform3(defaultShaderProgram["difLightDirection"], Vector3.TransformNormal(new Vector3(0f, 0f, -1f), camMat.Inverted()).Normalized());
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GL.Uniform3(defaultShaderProgram["difLightColor"], new Vector3(1));
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GL.Uniform3(defaultShaderProgram["ambLightColor"], new Vector3(1));
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defaultShaderProgram.EnableVertexAttributes();
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foreach (KCL.KCLModel mdl in models)
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{
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DrawModel(mdl, defaultShaderProgram);
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}
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defaultShaderProgram.DisableVertexAttributes();
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GL.UseProgram(0);
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GL.Disable(EnableCap.DepthTest);
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GL.Enable(EnableCap.DepthTest);
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GL.Enable(EnableCap.CullFace);
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}
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private void SetRenderSettings(ShaderProgram shader)
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{
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shader.SetBoolToInt("renderVertColor", Runtime.renderVertColor);
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GL.Uniform1(defaultShaderProgram["renderType"], (int)Runtime.viewportShading);
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}
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private void DrawModel(KCL.KCLModel m, ShaderProgram shader, bool drawSelection = false)
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{
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if (m.faces.Count <= 3)
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return;
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SetVertexAttributes(m, shader);
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if (m.Checked)
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{
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if ((m.IsSelected))
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{
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DrawModelSelection(m, shader);
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}
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else
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{
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if (Runtime.RenderModelWireframe)
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{
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DrawModelWireframe(m, shader);
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}
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if (Runtime.RenderModels)
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{
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GL.DrawElements(PrimitiveType.Triangles, m.displayFaceSize, DrawElementsType.UnsignedInt, m.Offset);
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}
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}
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}
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}
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private static void DrawModelSelection(KCL.KCLModel p, ShaderProgram shader)
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{
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//This part needs to be reworked for proper outline. Currently would make model disappear
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GL.DrawElements(PrimitiveType.Triangles, p.displayFaceSize, DrawElementsType.UnsignedInt, p.Offset);
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GL.Enable(EnableCap.StencilTest);
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// use vertex color for wireframe color
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GL.Uniform1(shader["colorOverride"], 1);
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GL.PolygonMode(MaterialFace.Front, PolygonMode.Line);
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GL.Enable(EnableCap.LineSmooth);
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GL.LineWidth(1.5f);
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GL.DrawElements(PrimitiveType.Triangles, p.displayFaceSize, DrawElementsType.UnsignedInt, p.Offset);
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GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
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GL.Uniform1(shader["colorOverride"], 0);
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GL.Enable(EnableCap.DepthTest);
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}
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private void SetVertexAttributes(KCL.KCLModel m, ShaderProgram shader)
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{
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GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_position);
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GL.VertexAttribPointer(shader.GetAttribute("vPosition"), 3, VertexAttribPointerType.Float, false, KCL.DisplayVertex.Size, 0);
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GL.VertexAttribPointer(shader.GetAttribute("vNormal"), 3, VertexAttribPointerType.Float, false, KCL.DisplayVertex.Size, 12);
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GL.VertexAttribPointer(shader.GetAttribute("vColor"), 3, VertexAttribPointerType.Float, false, KCL.DisplayVertex.Size, 24);
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GL.BindBuffer(BufferTarget.ElementArrayBuffer, ibo_elements);
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}
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private static void DrawModelWireframe(KCL.KCLModel p, ShaderProgram shader)
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{
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// use vertex color for wireframe color
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GL.Uniform1(shader["colorOverride"], 1);
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GL.PolygonMode(MaterialFace.Front, PolygonMode.Line);
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GL.Enable(EnableCap.LineSmooth);
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GL.LineWidth(1.5f);
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GL.DrawElements(PrimitiveType.Triangles, p.displayFaceSize, DrawElementsType.UnsignedInt, p.Offset);
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GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
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GL.Uniform1(shader["colorOverride"], 0);
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}
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/* public override BoundingBox GetSelectionBox()
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{
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Vector3 Min = new Vector3(0);
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Vector3 Max = new Vector3(0);
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foreach (var model in models)
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{
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foreach (var vertex in model.vertices)
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{
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Min.X = Math.Min(Min.X, vertex.pos.X);
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Min.Y = Math.Min(Min.Y, vertex.pos.Y);
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Min.Z = Math.Min(Min.Z, vertex.pos.Z);
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Max.X = Math.Max(Max.X, vertex.pos.X);
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Max.Y = Math.Max(Max.Y, vertex.pos.Y);
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Max.Z = Math.Max(Max.Z, vertex.pos.Z);
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}
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}
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return new BoundingBox()
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{
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minX = Min.X,
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minY = Min.Y,
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minZ = Min.Z,
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maxX = Max.X,
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maxY = Max.Y,
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maxZ = Max.Z,
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};
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}
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public override LocalOrientation GetLocalOrientation(int partIndex)
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{
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return new LocalOrientation(position);
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}
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public override bool TryStartDragging(DragActionType actionType, int hoveredPart, out LocalOrientation localOrientation, out bool dragExclusively)
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{
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localOrientation = new LocalOrientation(position);
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dragExclusively = false;
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return Selected;
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}
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public override bool IsInRange(float range, float rangeSquared, Vector3 pos)
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{
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range = 20000; //Make the range large for now. Todo go back to this
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BoundingBox box = GetSelectionBox();
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if (pos.X < box.maxX + range && pos.X > box.minX - range &&
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pos.Y < box.maxY + range && pos.Y > box.minY - range &&
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pos.Z < box.maxZ + range && pos.Z > box.minZ - range)
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return true;
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return false;
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}
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public override uint SelectAll(GL_ControlBase control)
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{
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Selected = true;
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return REDRAW;
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}
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public override uint SelectDefault(GL_ControlBase control)
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{
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Selected = true;
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return REDRAW;
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}
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public override uint Select(int partIndex, GL_ControlBase control)
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{
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Selected = true;
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return REDRAW;
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}
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public override uint Deselect(int partIndex, GL_ControlBase control)
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{
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Selected = false;
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return REDRAW;
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}
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public override uint DeselectAll(GL_ControlBase control)
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{
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Selected = false;
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return REDRAW;
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}
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public override Vector3 Position
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{
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get
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{
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return position;
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}
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set
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{
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position = value;
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}
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}*/
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}
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}
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