Redstone1024/CatlikeCoding-Unity
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Procedural Drawing

Browse Source
This commit is contained in:
_Redstone_c_ 2021-01-31 14:03:48 +08:00
parent a64346ee62
commit 2f409b3606
12 changed files with 419 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
Assets/Point/Point GPU.hlsl Normal file
View File

@ -0,0 +1,24 @@
#if defined(UNITY_PROCEDURAL_INSTANCING_ENABLED)
StructuredBuffer<float3> _Positions;
#endif
float _Step;
void ConfigureProcedural()
{
#if defined(UNITY_PROCEDURAL_INSTANCING_ENABLED)
float3 position = _Positions[unity_InstanceID];
unity_ObjectToWorld = 0.0;
unity_ObjectToWorld._m03_m13_m23_m33 = float4(position, 1.0);
unity_ObjectToWorld._m00_m11_m22 = _Step;
#endif
}
void ShaderGraphFunction_float (float3 In, out float3 Out) {
Out = In;
}
void ShaderGraphFunction_half (half3 In, out half3 Out) {
Out = In;
}

9
Assets/Point/Point GPU.hlsl.meta Normal file
View File

@ -0,0 +1,9 @@
fileFormatVersion: 2
guid: 52ba3338a3c5fd040985e2d7cd13ae29
ShaderImporter:
externalObjects: {}
defaultTextures: []
nonModifiableTextures: []
userData:
assetBundleName:
assetBundleVariant:

78
Assets/Point/Point Surface GPU.mat Normal file
View File

@ -0,0 +1,78 @@
%YAML 1.1
%TAG !u! tag:unity3d.com,2011:
--- !u!21 &2100000
Material:
serializedVersion: 6
m_ObjectHideFlags: 0
m_CorrespondingSourceObject: {fileID: 0}
m_PrefabInstance: {fileID: 0}
m_PrefabAsset: {fileID: 0}
m_Name: Point Surface GPU
m_Shader: {fileID: 4800000, guid: 777e5d31099aed84eab73d2aff7dcfca, type: 3}
m_ShaderKeywords:
m_LightmapFlags: 4
m_EnableInstancingVariants: 0
m_DoubleSidedGI: 0
m_CustomRenderQueue: -1
stringTagMap: {}
disabledShaderPasses: []
m_SavedProperties:
serializedVersion: 3
m_TexEnvs:
- _BumpMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _DetailAlbedoMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _DetailMask:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _DetailNormalMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _EmissionMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _MainTex:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _MetallicGlossMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _OcclusionMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _ParallaxMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
m_Floats:
- _BumpScale: 1
- _Cutoff: 0.5
- _DetailNormalMapScale: 1
- _DstBlend: 0
- _GlossMapScale: 1
- _Glossiness: 0.5
- _GlossyReflections: 1
- _Metallic: 0
- _Mode: 0
- _OcclusionStrength: 1
- _Parallax: 0.02
- _Smoothness: 0.5
- _SmoothnessTextureChannel: 0
- _SpecularHighlights: 1
- _SrcBlend: 1
- _UVSec: 0
- _ZWrite: 1
m_Colors:
- _Color: {r: 1, g: 1, b: 1, a: 1}
- _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

8
Assets/Point/Point Surface GPU.mat.meta Normal file
View File

@ -0,0 +1,8 @@
fileFormatVersion: 2
guid: 584eab0d393b59e40ac387043a54b24f
NativeFormatImporter:
externalObjects: {}
mainObjectFileID: 0
userData:
assetBundleName:
assetBundleVariant:

35
Assets/Point/Point Surface GPU.shader Normal file
View File

@ -0,0 +1,35 @@
Shader "Graph/Point Surface GPU"
{
Properties
{
_Smoothness("Smoothness", Range(0, 1)) = 0.5
}
SubShader
{
CGPROGRAM
#pragma surface ConfigureSurface Standard fullforwardshadows addshadow
#pragma instancing_options assumeuniformscaling procedural:ConfigureProcedural
#pragma editor_sync_compilation
#pragma target 4.5
#include "Point GPU.hlsl"
struct Input
{
float3 worldPos;
};
float _Smoothness;
void ConfigureSurface(Input input, inout SurfaceOutputStandard surface)
{
surface.Albedo = saturate(input.worldPos * 0.5 + 0.5);
surface.Smoothness = _Smoothness;
}
ENDCG
}
FallBack "Diffuse"
}

9
Assets/Point/Point Surface GPU.shader.meta Normal file
View File

@ -0,0 +1,9 @@
fileFormatVersion: 2
guid: 777e5d31099aed84eab73d2aff7dcfca
ShaderImporter:
externalObjects: {}
defaultTextures: []
nonModifiableTextures: []
userData:
assetBundleName:
assetBundleVariant:

90
Assets/Point/Point URP GPU.mat Normal file
View File

@ -0,0 +1,90 @@
%YAML 1.1
%TAG !u! tag:unity3d.com,2011:
--- !u!114 &-3089080242542461839
MonoBehaviour:
m_ObjectHideFlags: 11
m_CorrespondingSourceObject: {fileID: 0}
m_PrefabInstance: {fileID: 0}
m_PrefabAsset: {fileID: 0}
m_GameObject: {fileID: 0}
m_Enabled: 1
m_EditorHideFlags: 0
m_Script: {fileID: 11500000, guid: d0353a89b1f911e48b9e16bdc9f2e058, type: 3}
m_Name:
m_EditorClassIdentifier:
version: 2
--- !u!21 &2100000
Material:
serializedVersion: 6
m_ObjectHideFlags: 0
m_CorrespondingSourceObject: {fileID: 0}
m_PrefabInstance: {fileID: 0}
m_PrefabAsset: {fileID: 0}
m_Name: Point URP GPU
m_Shader: {fileID: -6465566751694194690, guid: edb00fc61da38e141a5047af96ae1a0a,
type: 3}
m_ShaderKeywords:
m_LightmapFlags: 4
m_EnableInstancingVariants: 0
m_DoubleSidedGI: 0
m_CustomRenderQueue: -1
stringTagMap: {}
disabledShaderPasses: []
m_SavedProperties:
serializedVersion: 3
m_TexEnvs:
- _BaseMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _BumpMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _EmissionMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _MainTex:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _MetallicGlossMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _OcclusionMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
- _SpecGlossMap:
m_Texture: {fileID: 0}
m_Scale: {x: 1, y: 1}
m_Offset: {x: 0, y: 0}
m_Floats:
- _AlphaClip: 0
- _Blend: 0
- _BumpScale: 1
- _Cull: 2
- _Cutoff: 0.5
- _DstBlend: 0
- _EnvironmentReflections: 1
- _GlossMapScale: 0
- _Glossiness: 0
- _GlossyReflections: 0
- _Metallic: 0
- _OcclusionStrength: 1
- _QueueOffset: 0
- _ReceiveShadows: 1
- _Smoothness: 0.5
- _SmoothnessTextureChannel: 0
- _SpecularHighlights: 1
- _SrcBlend: 1
- _Surface: 0
- _WorkflowMode: 1
- _ZWrite: 1
m_Colors:
- _BaseColor: {r: 1, g: 1, b: 1, a: 1}
- _Color: {r: 1, g: 1, b: 1, a: 1}
- _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
- _SpecColor: {r: 0.19999996, g: 0.19999996, b: 0.19999996, a: 1}

8
Assets/Point/Point URP GPU.mat.meta Normal file
View File

@ -0,0 +1,8 @@
fileFormatVersion: 2
guid: e470d4aed9c37a448b5bccf749811b9d
NativeFormatImporter:
externalObjects: {}
mainObjectFileID: 0
userData:
assetBundleName:
assetBundleVariant:

128
Assets/Point/Point URP GPU.shadergraph Normal file
View File

File diff suppressed because one or more lines are too long

10
Assets/Point/Point URP GPU.shadergraph.meta Normal file
View File

@ -0,0 +1,10 @@
fileFormatVersion: 2
guid: edb00fc61da38e141a5047af96ae1a0a
ScriptedImporter:
internalIDToNameTable: []
externalObjects: {}
serializedVersion: 2
userData:
assetBundleName:
assetBundleVariant:
script: {fileID: 11500000, guid: 625f186215c104763be7675aa2d941aa, type: 3}

27
Assets/Scenes/SampleScene.unity
View File

@ -98,7 +98,7 @@ LightmapSettings:
m_TrainingDataDestination: TrainingData m_TrainingDataDestination: TrainingData
m_LightProbeSampleCountMultiplier: 4 m_LightProbeSampleCountMultiplier: 4
m_LightingDataAsset: {fileID: 0} m_LightingDataAsset: {fileID: 0}
m_UseShadowmask: 0 m_UseShadowmask: 1
--- !u!196 &4 --- !u!196 &4
NavMeshSettings: NavMeshSettings:
serializedVersion: 2 serializedVersion: 2
@ -130,7 +130,6 @@ GameObject:
serializedVersion: 6 serializedVersion: 6
m_Component: m_Component:
- component: {fileID: 75389716} - component: {fileID: 75389716}
- component: {fileID: 75389715}
- component: {fileID: 75389717} - component: {fileID: 75389717}
m_Layer: 0 m_Layer: 0
m_Name: Graph m_Name: Graph
@ -139,25 +138,6 @@ GameObject:
m_NavMeshLayer: 0 m_NavMeshLayer: 0
m_StaticEditorFlags: 0 m_StaticEditorFlags: 0
m_IsActive: 1 m_IsActive: 1
--- !u!114 &75389715
MonoBehaviour:
m_ObjectHideFlags: 0
m_CorrespondingSourceObject: {fileID: 0}
m_PrefabInstance: {fileID: 0}
m_PrefabAsset: {fileID: 0}
m_GameObject: {fileID: 75389714}
m_Enabled: 0
m_EditorHideFlags: 0
m_Script: {fileID: 11500000, guid: 14cd06bfa92d53e4ebc0cde4a0e39db8, type: 3}
m_Name:
m_EditorClassIdentifier:
pointPrefab: {fileID: 5221897554875366738, guid: d73a635284aa0ca4eb9cc40879b3267d,
type: 3}
resolution: 200
function: 4
transitionMode: 2
functionDuration: 1
transitionDuration: 1
--- !u!4 &75389716 --- !u!4 &75389716
Transform: Transform:
m_ObjectHideFlags: 0 m_ObjectHideFlags: 0
@ -184,7 +164,10 @@ MonoBehaviour:
m_Script: {fileID: 11500000, guid: 4e99d61420a0d1f459f961121d6fbe77, type: 3} m_Script: {fileID: 11500000, guid: 4e99d61420a0d1f459f961121d6fbe77, type: 3}
m_Name: m_Name:
m_EditorClassIdentifier: m_EditorClassIdentifier:
resolution: 200 computeShader: {fileID: 7200000, guid: c7f7fcb3b4a90614b80aa341489318e7, type: 3}
material: {fileID: 2100000, guid: e470d4aed9c37a448b5bccf749811b9d, type: 2}
mesh: {fileID: 10202, guid: 0000000000000000e000000000000000, type: 0}
resolution: 1000
function: 4 function: 4
transitionMode: 1 transitionMode: 1
functionDuration: 1 functionDuration: 1

17
Assets/Script/GPUGraph.cs
View File

@ -5,7 +5,15 @@ public class GPUGraph : MonoBehaviour
[SerializeField] [SerializeField]
ComputeShader computeShader = default; ComputeShader computeShader = default;
[SerializeField, Range(10, 200)] [SerializeField]
Material material = default;
[SerializeField]
Mesh mesh = default;
const int maxResolution = 1000;
[SerializeField, Range(10, maxResolution)]
int resolution = 10; int resolution = 10;
[SerializeField] [SerializeField]
@ -37,7 +45,7 @@ public class GPUGraph : MonoBehaviour
private void OnEnable() private void OnEnable()
{ {
positionsBuffer = new ComputeBuffer(resolution * resolution, 3 * 4); positionsBuffer = new ComputeBuffer(maxResolution * maxResolution, 3 * 4);
} }
private void OnDisable() private void OnDisable()
@ -86,5 +94,10 @@ public class GPUGraph : MonoBehaviour
var groups = Mathf.CeilToInt(resolution / 8f); var groups = Mathf.CeilToInt(resolution / 8f);
computeShader.Dispatch(0, groups, groups, 1); computeShader.Dispatch(0, groups, groups, 1);
material.SetBuffer(positionsId, positionsBuffer);
material.SetFloat(stepId, step);
var bounds = new Bounds(Vector3.zero, Vector3.one * (2f + 2f / resolution));
Graphics.DrawMeshInstancedProcedural(mesh, 0, material, bounds, resolution * resolution);
} }
} }