private void UpdateDisplacement(bool on)
{
Vector3 vector3 = new Vector3();
Vector2 vector2 = new Vector2();
Vector2 vector21 = new Vector2();
Camera camera;
if (!on)
{
Shader.SetGlobalVector("_DisplacementWorldMin", Vector2.zero);
Shader.SetGlobalVector("_DisplacementWorldMax", Vector2.zero);
return;
}
FPGrassDisplacementCamera fPGrassDisplacementCamera = FPGrassDisplacementCamera.Get();
if (fPGrassDisplacementCamera == null)
{
camera = null;
}
else
{
camera = fPGrassDisplacementCamera.camera;
}
Camera vector31 = camera;
if (vector31 == null)
{
return;
}
float single = vector31.orthographicSize;
float single1 = single / (float)vector31.targetTexture.width;
Vector3 vector32 = base.camera.transform.position;
if (TransformHelpers.Dist2D(vector32, vector31.transform.position) > 5f)
{
vector3.x = Mathf.Round(vector32.x / single1) * single1;
vector3.y = Mathf.Round(vector32.y / single1) * single1;
vector3.z = Mathf.Round(vector32.z / single1) * single1;
vector31.transform.position = vector3 + new Vector3(0f, 50f, 0f);
}
Vector3 vector33 = vector31.transform.position;
vector2.x = vector33.x - single;
vector2.y = vector33.z - single;
vector21.x = vector33.x + single;
vector21.y = vector33.z + single;
Shader.SetGlobalVector("_DisplacementWorldMin", vector2);
Shader.SetGlobalVector("_DisplacementWorldMax", vector21);
vector31.Render();
}
static Global()
{
GameObject gameObject = GameObject.FindWithTag("DisplacementCamera");
if (gameObject)
{
FPGrassDisplacementCamera.Global.singleton = gameObject.GetComponent <FPGrassDisplacementCamera>();
if (FPGrassDisplacementCamera.Global.singleton)
{
UnityEngine.Object.DestroyImmediate(gameObject);
}
FPGrassDisplacementCamera.Global.singleton = null;
}
GameObject color = new GameObject("FPGrassDisplacementCamera")
{
hideFlags = HideFlags.DontSave
};
color.AddComponent <Camera>();
color.transform.rotation = Quaternion.Euler(new Vector3(90f, 0f, 0f));
color.camera.backgroundColor = new Color(0f, 0f, 0f, 0f);
color.camera.clearFlags = CameraClearFlags.Color;
color.camera.orthographic = true;
color.camera.orthographicSize = 50f;
color.camera.nearClipPlane = 0.3f;
color.camera.farClipPlane = 1000f;
color.camera.renderingPath = RenderingPath.VertexLit;
color.camera.enabled = false;
color.camera.cullingMask = 1 << (LayerMask.NameToLayer("GrassDisplacement") & 31);
color.camera.tag = "DisplacementCamera";
FPGrassDisplacementCamera.Global.singleton = color.AddComponent <FPGrassDisplacementCamera>();
RenderTexture renderTexture = new RenderTexture(512, 512, 0, FPGrass.Support.ProbabilityRenderTextureFormat1Channel)
{
hideFlags = HideFlags.DontSave
};
RenderTexture renderTexture1 = renderTexture;
renderTexture1.Create();
renderTexture1.name = "FPGrassDisplacement_RT";
color.camera.targetTexture = renderTexture1;
FPGrassDisplacementCamera fPGrassDisplacementCamera = FPGrassDisplacementCamera.Global.singleton;
Material material = new Material(Shader.Find("Custom/DisplacementBlit"))
{
hideFlags = HideFlags.DontSave
};
fPGrassDisplacementCamera.blitMat = material;
}
static Global()
{
GameObject obj2 = GameObject.FindWithTag("DisplacementCamera");
if (obj2 != null)
{
singleton = obj2.GetComponent <FPGrassDisplacementCamera>();
if (singleton != null)
{
UnityEngine.Object.DestroyImmediate(obj2);
}
singleton = null;
}
GameObject obj3 = new GameObject("FPGrassDisplacementCamera")
{
hideFlags = HideFlags.DontSave
};
obj3.AddComponent <Camera>();
obj3.transform.rotation = Quaternion.Euler(new Vector3(90f, 0f, 0f));
obj3.camera.backgroundColor = new Color(0f, 0f, 0f, 0f);
obj3.camera.clearFlags = CameraClearFlags.Color;
obj3.camera.orthographic = true;
obj3.camera.orthographicSize = 50f;
obj3.camera.nearClipPlane = 0.3f;
obj3.camera.farClipPlane = 1000f;
obj3.camera.renderingPath = RenderingPath.VertexLit;
obj3.camera.enabled = false;
obj3.camera.cullingMask = ((int)1) << LayerMask.NameToLayer("GrassDisplacement");
obj3.camera.tag = "DisplacementCamera";
singleton = obj3.AddComponent <FPGrassDisplacementCamera>();
RenderTexture texture = new RenderTexture(0x200, 0x200, 0, FPGrass.Support.ProbabilityRenderTextureFormat1Channel)
{
hideFlags = HideFlags.DontSave
};
texture.Create();
texture.name = "FPGrassDisplacement_RT";
obj3.camera.targetTexture = texture;
Material material = new Material(Shader.Find("Custom/DisplacementBlit"))
{
hideFlags = HideFlags.DontSave
};
singleton.blitMat = material;
}
internal void Draw(FPGrassPatch patch, UnityEngine.Mesh mesh, ref Vector3 renderPosition, ref FPGrass.RenderArguments renderArgs)
{
if (this.probabilityUpdateQueued || grass.forceredraw)
{
this.UpdateMapsNow(this.lastPosition);
this.probabilityUpdateQueued = false;
}
if (grass.displacement)
{
Graphics.Blit(FPGrassDisplacementCamera.GetRT(), this.probabilityGenerator.probabilityTexture, FPGrassDisplacementCamera.GetBlitMat());
}
if (renderArgs.immediate)
{
GL.PushMatrix();
this.levelMaterial.SetPass(0);
Graphics.DrawMeshNow(mesh, renderPosition, Constant.rotation, 0);
GL.PopMatrix();
}
else
{
Graphics.DrawMesh(mesh, renderPosition, Constant.rotation, this.levelMaterial, base.gameObject.layer, base.camera, 0, null, FPGrass.castShadows, FPGrass.receiveShadows);
}
}
private void UpdateDisplacement(bool on)
{
if (!on)
{
Shader.SetGlobalVector("_DisplacementWorldMin", Vector2.zero);
Shader.SetGlobalVector("_DisplacementWorldMax", Vector2.zero);
}
else
{
FPGrassDisplacementCamera camera = FPGrassDisplacementCamera.Get();
Camera camera2 = (camera == null) ? null : camera.camera;
if (camera2 != null)
{
Vector2 vector4;
Vector2 vector5;
float orthographicSize = camera2.orthographicSize;
float num2 = orthographicSize / ((float)camera2.targetTexture.width);
Vector3 position = base.camera.transform.position;
if (TransformHelpers.Dist2D(position, camera2.transform.position) > 5f)
{
Vector3 vector2;
vector2.x = Mathf.Round(position.x / num2) * num2;
vector2.y = Mathf.Round(position.y / num2) * num2;
vector2.z = Mathf.Round(position.z / num2) * num2;
camera2.transform.position = vector2 + new Vector3(0f, 50f, 0f);
}
Vector3 vector3 = camera2.transform.position;
vector4.x = vector3.x - orthographicSize;
vector4.y = vector3.z - orthographicSize;
vector5.x = vector3.x + orthographicSize;
vector5.y = vector3.z + orthographicSize;
Shader.SetGlobalVector("_DisplacementWorldMin", vector4);
Shader.SetGlobalVector("_DisplacementWorldMax", vector5);
camera2.Render();
}
}
}
