xyang/unity_native_render_plugin
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sync

Browse Source
This commit is contained in:
StarBeats 2026-02-06 15:25:33 +08:00
parent db6854d981
commit 501bfad182
3 changed files with 57 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
Assets/Scenes/Oasis/OasisScene.unity
View File

File diff suppressed because one or more lines are too long

30
Assets/Scripts/Features/OIT/SortTriangles/SortTrianglesOIT.cs
View File

@ -13,6 +13,7 @@ public class SortTrianglesOIT : MonoBehaviour
{
public int[] Indices;
}
[Range(0,4), InspectorName("͸Ã÷ÎïÌå SubMesh Id")]
public int SubMeshIndex = 0;
// XXX: 根据重叠三角形,计算实际需要的数据,减少序列化大小
[SerializeField]
@ -30,6 +31,7 @@ public class SortTrianglesOIT : MonoBehaviour
private uint meshIndicesCnt;
[SerializeField, HideInInspector]
private List<SubMeshDescriptor> subMeshDescriptors = new();
private const float maxCameraDistance = 200;
private static readonly Vector3[] viewDirections =
{
@ -78,7 +80,13 @@ public class SortTrianglesOIT : MonoBehaviour
}
#endif
var viewDir = (pos - transform.position).normalized;
Vector3 viewVec = pos - transform.position;
if (viewVec.sqrMagnitude > maxCameraDistance)
{
return;
}
var viewDir = viewVec.normalized;
for (int i = 0; i < viewDirections.Length; i++)
{
if (Vector3.Dot(viewDir, viewDirections[i]) > directionalMinCos)
@ -156,12 +164,18 @@ public class SortTrianglesOIT : MonoBehaviour
struct PrimitiveDepth : IComparable<PrimitiveDepth>
{
public float depth;
public float isfront;
public uint a;
public uint b;
public uint c;
public int CompareTo(PrimitiveDepth other)
{
//if (isfront < 0.5f )
//{
// return 0;
//}
var i = depth - other.depth;
if(!SystemInfo.usesReversedZBuffer)
{
@ -262,5 +276,19 @@ public class SortTrianglesOIT : MonoBehaviour
GameObject.DestroyImmediate(renderCamera.gameObject);
isSorted = true;
}
public void Bake()
{
SortTriangles();
}
public void ClearBake()
{
isSorted = false;
var path = UnityEditor.AssetDatabase.GetAssetPath(GetComponent<MeshFilter>().sharedMesh);
UnityEditor.AssetImporter assetImporter = UnityEditor.AssetImporter.GetAtPath(path);
assetImporter.SaveAndReimport();
}
#endif
}

37
Assets/Scripts/Features/OIT/SortTriangles/TrianglesIdDepth.shader
View File

@ -17,12 +17,14 @@ Shader "OIT/TrianglesIdDepth"
struct appdata
{
float4 vertex : POSITION;
float3 normal : NORMAL;
};
struct VSOut
{
float4 position : POSITION;
uint index : TEXCOORD;
nointerpolation uint index : TEXCOORD0;
nointerpolation float vface : TEXCOORD1;
};
struct GSOut
@ -33,6 +35,10 @@ Shader "OIT/TrianglesIdDepth"
VSOut vert(appdata v, uint index : SV_VertexID)
{
VSOut o;
float3 worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;
float3 viewDir = normalize(_WorldSpaceCameraPos - worldPos);
float3 worldNormal = UnityObjectToWorldNormal(v.normal);
o.vface = (dot(worldNormal, viewDir) > 0 )? 1.0 : -1.0;
o.position = UnityObjectToClipPos(v.vertex);
o.index = index;
return o;
@ -41,6 +47,7 @@ Shader "OIT/TrianglesIdDepth"
struct PrimitiveDepth
{
float depth;
float isfront;
uint a;
uint b;
uint c;
@ -52,30 +59,16 @@ Shader "OIT/TrianglesIdDepth"
void geom(triangle VSOut IN[3], uint primID : SV_PrimitiveID, inout TriangleStream<GSOut> triStream)
{
PrimitiveDepth o;
o.depth = (IN[0].position.z + IN[1].position.z + IN[2].position.z) / 3;
float3 A = IN[0].position.xyz;
float3 B = IN[1].position.xyz;
float3 C = IN[2].position.xyz;
o.depth = (A.z + B.z + C.z) / 3;
o.a = IN[0].index;
o.b = IN[1].index;
o.c = IN[2].index;
// if (o.a > o.b)
// {
// uint tmp = o.b;
// o.b = o.a;
// o.a = tmp;
// }
//
// if (o.a > o.c)
// {
// uint tmp = o.c;
// o.c = o.a;
// o.a = tmp;
// }
//
// if (o.b > o.c)
// {
// uint tmp = o.b;
// o.b = o.c;
// o.c = tmp;
// }
o.isfront = IN[0].vface;
primitiveBuffer[primID] = o;
for (int i = 0; i < 3; ++i)