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Implement an option to display the light volumes of Point, Spot, Line, Rectangular Lights and Reflection probes
Implement an option to display the light volumes of Point, Spot, Line, Rectangular Lights and Reflection probes
Add a singleton that generates basic Meshes to avoid regenerating them at every frame in debug mode/main
Anis Benyoub
6 年前
当前提交
e30715d6
共有 11 个文件被更改，包括 700 次插入 和 4 次删除
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1com.unity.render-pipelines.high-definition/CHANGELOG.md
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2com.unity.render-pipelines.high-definition/HDRP/Debug/DebugDisplay.cs
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2com.unity.render-pipelines.high-definition/HDRP/Debug/LightingDebug.cs
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105com.unity.render-pipelines.high-definition/HDRP/Lighting/LightLoop/LightLoop.cs
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6com.unity.render-pipelines.high-definition/HDRP/RenderPipeline/HDRenderPipeline.cs
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1com.unity.render-pipelines.high-definition/HDRP/RenderPipelineResources/HDRenderPipelineResources.asset
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2com.unity.render-pipelines.high-definition/HDRP/RenderPipelineResources/RenderPipelineResources.cs
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506com.unity.render-pipelines.core/CoreRP/Debugging/DebugShapes.cs
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11com.unity.render-pipelines.core/CoreRP/Debugging/DebugShapes.cs.meta
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59com.unity.render-pipelines.high-definition/HDRP/Debug/DebugLightVolume.shader
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9com.unity.render-pipelines.high-definition/HDRP/Debug/DebugLightVolume.shader.meta
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namespace UnityEngine.Experimental.Rendering |
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{ |
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public partial class DebugShapes |
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{ |
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// Singleton
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private static DebugShapes s_Instance = null; |
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static public DebugShapes instance |
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{ |
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get |
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{ |
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if (s_Instance == null) |
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{ |
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s_Instance = new DebugShapes(); |
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} |
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return s_Instance; |
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} |
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} |
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private Mesh m_sphereMesh = null; |
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private Mesh m_boxMesh = null; |
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private Mesh m_coneMesh = null; |
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private Mesh m_pyramidMesh = null; |
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// This code has been grabbed from http://wiki.unity3d.com/index.php/ProceduralPrimitives
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private void BuildSphere(ref Mesh outputMesh, float radius, uint longSubdiv, uint latSubdiv) |
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{ |
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// Make sure it is empty before pushing anything to it
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outputMesh.Clear(); |
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// Build the vertices array
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Vector3[] vertices = new Vector3[(longSubdiv + 1) * latSubdiv + 2]; |
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float _pi = Mathf.PI; |
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float _2pi = _pi * 2f; |
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vertices[0] = Vector3.up * radius; |
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for (int lat = 0; lat < latSubdiv; lat++) |
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{ |
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float a1 = _pi * (float)(lat + 1) / (latSubdiv + 1); |
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float sin1 = Mathf.Sin(a1); |
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float cos1 = Mathf.Cos(a1); |
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for (int lon = 0; lon <= longSubdiv; lon++) |
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{ |
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float a2 = _2pi * (float)(lon == longSubdiv ? 0 : lon) / longSubdiv; |
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float sin2 = Mathf.Sin(a2); |
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float cos2 = Mathf.Cos(a2); |
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vertices[lon + lat * (longSubdiv + 1) + 1] = new Vector3(sin1 * cos2, cos1, sin1 * sin2) * radius; |
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} |
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} |
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vertices[vertices.Length - 1] = Vector3.up * -radius; |
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// Build the normals array
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Vector3[] normals = new Vector3[vertices.Length]; |
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for (int n = 0; n < vertices.Length; n++) |
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{ |
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normals[n] = vertices[n].normalized; |
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} |
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// Build the UV array
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Vector2[] uvs = new Vector2[vertices.Length]; |
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uvs[0] = Vector2.up; |
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uvs[uvs.Length - 1] = Vector2.zero; |
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for (int lat = 0; lat < latSubdiv; lat++) |
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{ |
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for (int lon = 0; lon <= longSubdiv; lon++) |
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{ |
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uvs[lon + lat * (longSubdiv + 1) + 1] = new Vector2((float)lon / longSubdiv, 1f - (float)(lat + 1) / (latSubdiv + 1)); |
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} |
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} |
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// Build the index array
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int nbFaces = vertices.Length; |
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int nbTriangles = nbFaces * 2; |
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int nbIndexes = nbTriangles * 3; |
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int[] triangles = new int[nbIndexes]; |
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|
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// Top Cap
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int i = 0; |
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for (int lon = 0; lon < longSubdiv; lon++) |
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{ |
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triangles[i++] = lon + 2; |
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triangles[i++] = lon + 1; |
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triangles[i++] = 0; |
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} |
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|
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//Middle
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for (uint lat = 0; lat < latSubdiv - 1; lat++) |
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{ |
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for (uint lon = 0; lon < longSubdiv; lon++) |
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{ |
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uint current = lon + lat * (longSubdiv + 1) + 1; |
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uint next = current + longSubdiv + 1; |
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triangles[i++] = (int)current; |
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triangles[i++] = (int)current + 1; |
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triangles[i++] = (int)next + 1; |
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triangles[i++] = (int)current; |
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triangles[i++] = (int)next + 1; |
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triangles[i++] = (int)next; |
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} |
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} |
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// Bottom Cap
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for (int lon = 0; lon < longSubdiv; lon++) |
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{ |
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triangles[i++] = vertices.Length - 1; |
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triangles[i++] = vertices.Length - (lon + 2) - 1; |
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triangles[i++] = vertices.Length - (lon + 1) - 1; |
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} |
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// Assign them to
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outputMesh.vertices = vertices; |
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outputMesh.normals = normals; |
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outputMesh.uv = uvs; |
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outputMesh.triangles = triangles; |
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outputMesh.RecalculateBounds(); |
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} |
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private void BuildBox(ref Mesh outputMesh, float length, float width, float height) |
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{ |
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outputMesh.Clear(); |
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Vector3 p0 = new Vector3(-length * .5f, -width * .5f, height * .5f); |
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Vector3 p1 = new Vector3(length * .5f, -width * .5f, height * .5f); |
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Vector3 p2 = new Vector3(length * .5f, -width * .5f, -height * .5f); |
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Vector3 p3 = new Vector3(-length * .5f, -width * .5f, -height * .5f); |
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Vector3 p4 = new Vector3(-length * .5f, width * .5f, height * .5f); |
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Vector3 p5 = new Vector3(length * .5f, width * .5f, height * .5f); |
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Vector3 p6 = new Vector3(length * .5f, width * .5f, -height * .5f); |
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Vector3 p7 = new Vector3(-length * .5f, width * .5f, -height * .5f); |
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Vector3[] vertices = new Vector3[] |
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{ |
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// Bottom
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p0, p1, p2, p3, |
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// Left
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p7, p4, p0, p3, |
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// Front
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p4, p5, p1, p0, |
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// Back
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p6, p7, p3, p2, |
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// Right
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p5, p6, p2, p1, |
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// Top
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p7, p6, p5, p4 |
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}; |
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Vector3 up = Vector3.up; |
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Vector3 down = Vector3.down; |
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Vector3 front = Vector3.forward; |
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Vector3 back = Vector3.back; |
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Vector3 left = Vector3.left; |
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Vector3 right = Vector3.right; |
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Vector3[] normales = new Vector3[] |
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{ |
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// Bottom
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down, down, down, down, |
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// Left
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left, left, left, left, |
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// Front
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front, front, front, front, |
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// Back
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back, back, back, back, |
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// Right
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right, right, right, right, |
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// Top
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up, up, up, up |
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}; |
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Vector2 _00 = new Vector2(0f, 0f); |
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Vector2 _10 = new Vector2(1f, 0f); |
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Vector2 _01 = new Vector2(0f, 1f); |
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Vector2 _11 = new Vector2(1f, 1f); |
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Vector2[] uvs = new Vector2[] |
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{ |
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// Bottom
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_11, _01, _00, _10, |
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// Left
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_11, _01, _00, _10, |
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// Front
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_11, _01, _00, _10, |
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// Back
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_11, _01, _00, _10, |
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// Right
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_11, _01, _00, _10, |
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// Top
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_11, _01, _00, _10, |
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}; |
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int[] triangles = new int[] |
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{ |
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// Bottom
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3, 1, 0, |
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3, 2, 1, |
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// Left
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3 + 4 * 1, 1 + 4 * 1, 0 + 4 * 1, |
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3 + 4 * 1, 2 + 4 * 1, 1 + 4 * 1, |
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// Front
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3 + 4 * 2, 1 + 4 * 2, 0 + 4 * 2, |
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3 + 4 * 2, 2 + 4 * 2, 1 + 4 * 2, |
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// Back
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3 + 4 * 3, 1 + 4 * 3, 0 + 4 * 3, |
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3 + 4 * 3, 2 + 4 * 3, 1 + 4 * 3, |
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// Right
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3 + 4 * 4, 1 + 4 * 4, 0 + 4 * 4, |
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3 + 4 * 4, 2 + 4 * 4, 1 + 4 * 4, |
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// Top
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3 + 4 * 5, 1 + 4 * 5, 0 + 4 * 5, |
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3 + 4 * 5, 2 + 4 * 5, 1 + 4 * 5, |
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}; |
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outputMesh.vertices = vertices; |
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outputMesh.normals = normales; |
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outputMesh.uv = uvs; |
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outputMesh.triangles = triangles; |
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outputMesh.RecalculateBounds(); |
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} |
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private void BuildCone(ref Mesh outputMesh, float height, float topRadius, float bottomRadius, int nbSides) |
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{ |
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outputMesh.Clear(); |
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int nbVerticesCap = nbSides + 1; |
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// bottom + top + sides
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Vector3[] vertices = new Vector3[nbVerticesCap + nbVerticesCap + nbSides * 2 + 2]; |
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int vert = 0; |
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float _2pi = Mathf.PI * 2f; |
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// Bottom cap
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vertices[vert++] = new Vector3(0f, 0f, 0f); |
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while (vert <= nbSides) |
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{ |
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float rad = (float)vert / nbSides * _2pi; |
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vertices[vert] = new Vector3(Mathf.Sin(rad) * bottomRadius, Mathf.Cos(rad) * bottomRadius, 0f); |
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vert++; |
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} |
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// Top cap
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vertices[vert++] = new Vector3(0f, 0f , height); |
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while (vert <= nbSides * 2 + 1) |
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{ |
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float rad = (float)(vert - nbSides - 1) / nbSides * _2pi; |
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vertices[vert] = new Vector3(Mathf.Sin(rad) * topRadius, Mathf.Cos(rad) * topRadius, height); |
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vert++; |
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} |
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// Sides
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int v = 0; |
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while (vert <= vertices.Length - 4) |
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{ |
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float rad = (float)v / nbSides * _2pi; |
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vertices[vert] = new Vector3(Mathf.Sin(rad) * topRadius, Mathf.Cos(rad) * topRadius, height); |
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vertices[vert + 1] = new Vector3(Mathf.Sin(rad) * bottomRadius, Mathf.Cos(rad) * bottomRadius, 0); |
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vert += 2; |
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v++; |
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} |
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vertices[vert] = vertices[nbSides * 2 + 2]; |
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vertices[vert + 1] = vertices[nbSides * 2 + 3]; |
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// bottom + top + sides
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Vector3[] normales = new Vector3[vertices.Length]; |
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vert = 0; |
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// Bottom cap
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while (vert <= nbSides) |
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{ |
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normales[vert++] = new Vector3(0, 0, -1); |
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} |
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// Top cap
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while (vert <= nbSides * 2 + 1) |
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{ |
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normales[vert++] = new Vector3(0, 0, 1); |
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} |
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// Sides
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v = 0; |
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while (vert <= vertices.Length - 4) |
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{ |
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float rad = (float)v / nbSides * _2pi; |
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float cos = Mathf.Cos(rad); |
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float sin = Mathf.Sin(rad); |
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normales[vert] = new Vector3(sin, cos, 0f); |
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normales[vert + 1] = normales[vert]; |
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vert += 2; |
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v++; |
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} |
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normales[vert] = normales[nbSides * 2 + 2]; |
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normales[vert + 1] = normales[nbSides * 2 + 3]; |
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Vector2[] uvs = new Vector2[vertices.Length]; |
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// Bottom cap
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int u = 0; |
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uvs[u++] = new Vector2(0.5f, 0.5f); |
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while (u <= nbSides) |
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{ |
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float rad = (float)u / nbSides * _2pi; |
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uvs[u] = new Vector2(Mathf.Cos(rad) * .5f + .5f, Mathf.Sin(rad) * .5f + .5f); |
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u++; |
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} |
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// Top cap
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uvs[u++] = new Vector2(0.5f, 0.5f); |
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while (u <= nbSides * 2 + 1) |
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{ |
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float rad = (float)u / nbSides * _2pi; |
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uvs[u] = new Vector2(Mathf.Cos(rad) * .5f + .5f, Mathf.Sin(rad) * .5f + .5f); |
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u++; |
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} |
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// Sides
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int u_sides = 0; |
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while (u <= uvs.Length - 4) |
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{ |
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float t = (float)u_sides / nbSides; |
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uvs[u] = new Vector3(t, 1f); |
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uvs[u + 1] = new Vector3(t, 0f); |
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u += 2; |
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u_sides++; |
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} |
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uvs[u] = new Vector2(1f, 1f); |
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uvs[u + 1] = new Vector2(1f, 0f); |
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int nbTriangles = nbSides + nbSides + nbSides * 2; |
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int[] triangles = new int[nbTriangles * 3 + 3]; |
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// Bottom cap
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int tri = 0; |
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int i = 0; |
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while (tri < nbSides - 1) |
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{ |
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triangles[i] = 0; |
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triangles[i + 1] = tri + 1; |
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triangles[i + 2] = tri + 2; |
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tri++; |
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i += 3; |
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} |
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triangles[i] = 0; |
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triangles[i + 1] = tri + 1; |
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triangles[i + 2] = 1; |
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tri++; |
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i += 3; |
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// Top cap
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//tri++;
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while (tri < nbSides * 2) |
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{ |
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triangles[i] = tri + 2; |
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triangles[i + 1] = tri + 1; |
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triangles[i + 2] = nbVerticesCap; |
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tri++; |
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i += 3; |
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} |
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triangles[i] = nbVerticesCap + 1; |
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triangles[i + 1] = tri + 1; |
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triangles[i + 2] = nbVerticesCap; |
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tri++; |
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i += 3; |
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tri++; |
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// Sides
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while (tri <= nbTriangles) |
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{ |
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triangles[i] = tri + 2; |
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triangles[i + 1] = tri + 1; |
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triangles[i + 2] = tri + 0; |
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tri++; |
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i += 3; |
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triangles[i] = tri + 1; |
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triangles[i + 1] = tri + 2; |
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triangles[i + 2] = tri + 0; |
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tri++; |
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i += 3; |
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} |
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outputMesh.vertices = vertices; |
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outputMesh.normals = normales; |
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outputMesh.uv = uvs; |
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outputMesh.triangles = triangles; |
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outputMesh.RecalculateBounds(); |
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} |
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private void BuildPyramid(ref Mesh outputMesh, float width, float height, float depth) |
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{ |
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outputMesh.Clear(); |
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// Allocate the buffer
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Vector3[] vertices = new Vector3[16]; |
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// Top Face
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vertices[0] = new Vector3(0f, 0f, 0f); |
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vertices[1] = new Vector3(-width/2.0f, height / 2.0f, depth); |
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vertices[2] = new Vector3( width / 2.0f, height / 2.0f, depth); |
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// Left Face
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vertices[3] = new Vector3(0f, 0f, 0f); |
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vertices[4] = new Vector3(width / 2.0f, height / 2.0f, depth); |
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vertices[5] = new Vector3(width / 2.0f, -height / 2.0f, depth); |
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// Bottom Face
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vertices[6] = new Vector3(0f, 0f, 0f); |
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vertices[7] = new Vector3(width / 2.0f, -height / 2.0f, depth); |
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vertices[8] = new Vector3(-width / 2.0f, -height / 2.0f, depth); |
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// Right Face
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vertices[9] = new Vector3(0f, 0f, 0f); |
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vertices[10] = new Vector3(-width / 2.0f, -height / 2.0f, depth); |
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vertices[11] = new Vector3(-width / 2.0f, height / 2.0f, depth); |
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// Cap
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vertices[12] = new Vector3(-width / 2.0f, height / 2.0f, depth); |
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vertices[13] = new Vector3(-width / 2.0f, -height / 2.0f, depth); |
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vertices[14] = new Vector3(width / 2.0f, -height / 2.0f, depth); |
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vertices[15] = new Vector3(width / 2.0f, height / 2.0f, depth); |
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// TODO: support the uv/normals
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Vector3[] normals = new Vector3[vertices.Length]; |
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Vector2[] uvs = new Vector2[vertices.Length]; |
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// The indexes for the side part is simple
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int[] triangles = new int[18]; |
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for(int idx = 0; idx < 12; ++idx) |
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{ |
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triangles[idx] = idx; |
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} |
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// Cap indexes
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triangles[12] = 12; |
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triangles[13] = 13; |
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triangles[14] = 14; |
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triangles[15] = 12; |
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triangles[16] = 14; |
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triangles[17] = 15; |
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outputMesh.vertices = vertices; |
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outputMesh.normals = normals; |
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outputMesh.uv = uvs; |
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outputMesh.triangles = triangles; |
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outputMesh.RecalculateBounds(); |
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} |
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private void BuildShapes() |
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{ |
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m_sphereMesh = new Mesh(); |
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BuildSphere(ref m_sphereMesh, 1.0f, 24, 16); |
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m_boxMesh = new Mesh(); |
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BuildBox(ref m_boxMesh, 1.0f, 1.0f, 1.0f); |
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m_coneMesh = new Mesh(); |
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BuildCone(ref m_coneMesh, 1.0f, 1.0f, 0.0f, 16); |
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m_pyramidMesh = new Mesh(); |
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BuildPyramid(ref m_pyramidMesh, 1.0f, 1.0f, 1.0f); |
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} |
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public void CheckResources() |
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{ |
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if (m_sphereMesh == null || m_boxMesh == null || m_coneMesh == null || m_pyramidMesh == null) |
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{ |
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BuildShapes(); |
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} |
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} |
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public Mesh RequestSphereMesh() |
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{ |
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CheckResources(); |
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return m_sphereMesh; |
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} |
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|
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public Mesh RequestBoxMesh() |
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{ |
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CheckResources(); |
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return m_boxMesh; |
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} |
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public Mesh RequestConeMesh() |
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{ |
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CheckResources(); |
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return m_coneMesh; |
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} |
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|
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public Mesh RequestPyramidMesh() |
|||
{ |
|||
CheckResources(); |
|||
return m_pyramidMesh; |
|||
} |
|||
} |
|||
} |
|||
|
|||
fileFormatVersion: 2 |
|||
guid: a164ae4d75dc0074b966a2efdf0a5700 |
|||
MonoImporter: |
|||
externalObjects: {} |
|||
serializedVersion: 2 |
|||
defaultReferences: [] |
|||
executionOrder: 0 |
|||
icon: {instanceID: 0} |
|||
userData: |
|||
assetBundleName: |
|||
assetBundleVariant: |
|||
|
|||
Shader "Hidden/HDRenderPipeline/DebugLightVolume" |
|||
{ |
|||
Properties |
|||
{ |
|||
_Color ("Color", Color) = (1.0, 1.0, 1.0, 1.0) |
|||
_Range("Range", Vector) = (1.0, 1.0, 1.0, 1.0) |
|||
_Offset("Offset", Vector) = (1.0, 1.0, 1.0, 1.0) |
|||
} |
|||
SubShader |
|||
{ |
|||
Tags { "Queue" = "Transparent" } |
|||
Tags {"Queue"="Transparent" "RenderType"="Transparent" } |
|||
Cull Off |
|||
|
|||
ZWrite Off |
|||
Blend SrcAlpha OneMinusSrcAlpha |
|||
|
|||
Pass |
|||
{ |
|||
HLSLPROGRAM |
|||
#pragma vertex vert |
|||
#pragma fragment frag |
|||
#pragma enable_d3d11_debug_symbols |
|||
|
|||
#include "CoreRP/ShaderLibrary/Common.hlsl" |
|||
#include "HDRP/ShaderVariables.hlsl" |
|||
|
|||
struct AttributesDefault |
|||
{ |
|||
float4 positionOS : POSITION; |
|||
}; |
|||
|
|||
struct VaryingsDefault |
|||
{ |
|||
float4 positionCS : SV_POSITION; |
|||
}; |
|||
|
|||
float3 _Range; |
|||
float3 _Offset; |
|||
float4 _Color; |
|||
|
|||
VaryingsDefault vert(AttributesDefault att) |
|||
{ |
|||
VaryingsDefault output; |
|||
|
|||
float3 positionRWS = TransformObjectToWorld(att.positionOS * _Range + _Offset); |
|||
output.positionCS = TransformWorldToHClip(positionRWS); |
|||
return output; |
|||
} |
|||
|
|||
float4 frag(VaryingsDefault varying) : SV_TARGET0 |
|||
{ |
|||
return _Color; |
|||
} |
|||
|
|||
ENDHLSL |
|||
} |
|||
} |
|||
} |
|||
|
|||
fileFormatVersion: 2 |
|||
guid: f62fc49f20e79e64ba43db3cfd447d80 |
|||
ShaderImporter: |
|||
externalObjects: {} |
|||
defaultTextures: [] |
|||
nonModifiableTextures: [] |
|||
userData: |
|||
assetBundleName: |
|||
assetBundleVariant: |
|||
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