Netcode Bootstrap
This commit is contained in:
Luis Gonzalez
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using Unity.Mathematics;
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using Unity.Collections;
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using Unity.Entities;
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using UnityEngine;
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using UnityEngine.Rendering;
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace Rukhanka.DebugDrawer
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{
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public class DrawerManagedSingleton: IComponentData
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{
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internal DrawBuffer<LineData> linesBuf;
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internal DrawBuffer<ThickLineData> thickLinesBuf;
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internal DrawBuffer<TriangleData> trianglesBuf;
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internal DrawBuffer<BoneData> bonesBuf;
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internal NativeArray<LineData> lineData;
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internal NativeArray<TriangleData> triData;
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internal NativeArray<ThickLineData> thickLineData;
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internal NativeArray<BoneData> boneData;
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Material lineDrawMat;
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Material thickLinesDrawMat;
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Material trianglesDrawMat;
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Material boneTriDrawMat;
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Material boneOutlineDrawMat;
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Mesh boneMesh;
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internal struct LineData
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{
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public float3 p0, p1;
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public uint color;
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}
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internal struct ThickLineData
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{
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public float3 p0, p1;
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public float thickness;
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public uint color;
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}
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internal struct TriangleData
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{
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public float3 p0, p1, p2;
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public uint color;
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}
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public struct BoneData
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{
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public float3 pos0, pos1;
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public uint colorTri, colorLines;
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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public void Dispose()
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{
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linesBuf.Dispose();
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thickLinesBuf.Dispose();
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trianglesBuf.Dispose();
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bonesBuf.Dispose();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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public DrawerManagedSingleton()
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{
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if (!SystemInfo.supportsComputeShaders)
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{
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Debug.LogError("System does not support compute shaders and/or graphics buffers. DebugDrawer will be disabled.");
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return;
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}
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linesBuf = new ();
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thickLinesBuf = new ();
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trianglesBuf = new ();
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bonesBuf = new ();
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CreateMaterials();
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boneMesh = CreateBoneMesh();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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public bool IsValid()
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{
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var rv =
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linesBuf != null &&
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thickLinesBuf != null &&
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trianglesBuf != null &&
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bonesBuf != null &&
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lineDrawMat != null &&
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thickLinesDrawMat != null &&
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trianglesDrawMat != null &&
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boneOutlineDrawMat != null &&
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boneTriDrawMat != null;
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return rv;
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CreateMaterials()
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{
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lineDrawMat = new Material(Shader.Find($"RukhankaDebugLineDrawer"));
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thickLinesDrawMat = new Material(Shader.Find($"RukhankaDebugThickLineDrawer"));
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trianglesDrawMat = new Material(Shader.Find($"RukhankaDebugTriangleDrawer"));
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boneTriDrawMat = new Material(Shader.Find($"RukhankaBoneTriangleRenderer"));
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boneOutlineDrawMat = new Material(Shader.Find($"RukhankaBoneOutlineRenderer"));
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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public static Mesh CreateBoneMesh()
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{
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var boneMesh = new Mesh();
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boneMesh.subMeshCount = 2;
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var vtx = new Vector3[6];
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vtx[0] = new Vector3(0, 1, 0);
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vtx[5] = new Vector3(0, -1, 0);
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vtx[1] = new Vector3(-1, 0, 0);
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vtx[2] = new Vector3(1, 0, 0);
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vtx[3] = new Vector3(0, 0, -1);
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vtx[4] = new Vector3(0, 0, 1);
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for (int i = 0; i < vtx.Length; ++i)
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vtx[i] *= 0.1f;
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var triIdx = new int[]
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{
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0, 1, 4,
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0, 4, 2,
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0, 2, 3,
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0, 3, 1,
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5, 4, 1,
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5, 2, 4,
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5, 3, 2,
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5, 1, 3,
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};
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var lineIdx = new int[]
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{
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0, 1,
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0, 2,
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0, 3,
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0, 4,
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5, 1,
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5, 2,
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5, 3,
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5, 4,
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2, 4,
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1, 4,
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1, 3,
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2, 3,
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};
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boneMesh.SetVertices(vtx);
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boneMesh.SetIndices(triIdx, MeshTopology.Triangles, 0);
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boneMesh.SetIndices(lineIdx, MeshTopology.Lines, 1);
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return boneMesh;
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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public void BeginFrame()
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{
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lineData = linesBuf.BeginFrame();
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thickLineData = thickLinesBuf.BeginFrame();
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triData = trianglesBuf.BeginFrame();
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boneData = bonesBuf.BeginFrame();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Render primitives
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public void EndFrame()
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{
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var numLines = linesBuf.EndFrame();
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lineData = default;
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var numThickLines = thickLinesBuf.EndFrame();
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thickLineData = default;
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var numTriangles = trianglesBuf.EndFrame();
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triData = default;
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var numBones = bonesBuf.EndFrame();
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boneData = default;
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var rp = new RenderParams();
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rp.camera = null;
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rp.layer = 0;
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rp.lightProbeProxyVolume = null;
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rp.lightProbeUsage = LightProbeUsage.Off;
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rp.matProps = null;
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rp.motionVectorMode = MotionVectorGenerationMode.ForceNoMotion;
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rp.receiveShadows = false;
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rp.reflectionProbeUsage = ReflectionProbeUsage.Off;
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rp.rendererPriority = 0;
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rp.renderingLayerMask = 0xffffffff;
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rp.shadowCastingMode = ShadowCastingMode.Off;
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rp.worldBounds = new Bounds(Vector3.zero, Vector3.one * 100000);
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if (numLines > 0)
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{
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rp.material = lineDrawMat;
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rp.material.SetBuffer("lineDataBuf", linesBuf.gpuBuffer);
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Graphics.RenderPrimitives(rp, MeshTopology.Lines, linesBuf.counter * 2);
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}
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if (numThickLines > 0)
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{
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rp.material = thickLinesDrawMat;
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rp.material.SetBuffer("thickLineDataBuf", thickLinesBuf.gpuBuffer);
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Graphics.RenderPrimitives(rp, MeshTopology.Triangles, thickLinesBuf.counter * 6);
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}
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if (numTriangles > 0)
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{
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rp.material = trianglesDrawMat;
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rp.material.SetBuffer("triDataBuf", trianglesBuf.gpuBuffer);
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Graphics.RenderPrimitives(rp, MeshTopology.Triangles, trianglesBuf.counter * 3);
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}
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if (numBones > 0)
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{
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rp.material = boneTriDrawMat;
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rp.material.SetBuffer("boneDataBuf", bonesBuf.gpuBuffer);
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Graphics.RenderMeshPrimitives(rp, boneMesh, 0, bonesBuf.counter);
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rp.material = boneOutlineDrawMat;
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rp.material.SetBuffer("boneDataBuf", bonesBuf.gpuBuffer);
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Graphics.RenderMeshPrimitives(rp, boneMesh, 1, bonesBuf.counter);
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}
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}
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}
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}
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