public void RemoveReceiver(ShadowReceiver receiver)
{
if (_ShadowReceivers.Contains(receiver))
{
_ShadowReceivers.Remove(receiver);
}
}
// Token: 0x060001B5 RID: 437 RVA: 0x0001A3A0 File Offset: 0x000185A0
public void AddReceiver(ShadowReceiver receiver)
{
if (!this._ShadowReceivers.Contains(receiver))
{
this._ShadowReceivers.Add(receiver);
}
}
void SetTerrainProperties()
{
ShadowReceiver shadowReceiver = (ShadowReceiver)target;
if (shadowReceiver != null && shadowReceiver.IsTerrain())
{
serializedObject.Update();
Terrain terrain = shadowReceiver.GetComponent <Terrain>();
if (terrain != null)
{
shadowReceiver = (ShadowReceiver)target;
TerrainCollider terrainCollider = terrain.GetComponent <TerrainCollider>();
terrainCollider.enabled = false;
terrain.castShadows = false;
terrain.enabled = false;
}
serializedObject.ApplyModifiedProperties();
if (GUI.changed)
{
EditorUtility.SetDirty(terrain);
}
}
}
public void AddReceiver(ShadowReceiver receiver)
{
if (!_ShadowReceivers.Contains(receiver))
{
CheckForTerrain(receiver);
_ShadowReceivers.Add(receiver);
}
}
/// <summary>Deserialize into new object instance</summary>
public Cel(AnimationDeserializeContext context)
{
friendlyName = context.br.ReadNullableString();
spriteRef = new SpriteRef(context);
if (context.br.ReadBoolean())
{
shadowReceiver = new ShadowReceiver(context);
}
}
void CheckForTerrain(ShadowReceiver receiver)
{
#if !UNITY_3_5 && !UNITY_3_4 && !UNITY_3_3 && !UNITY_3_2 && !UNITY_3_1 && !UNITY_3_0 && !UNITY_3_0_0
if (receiver.IsTerrain())
{
if (receiver.GetTerrain().materialTemplate != null)
{
receiver.GetTerrain().materialTemplate.SetTexture("_ShadowTex", _Tex.GetTexture());
}
}
#endif
}
public void DrawShadowReceiver(Sprite whitemask, ShadowReceiver shadowReceiver, Position position, bool flipX, float debugOpacity = 0.7f)
{
if (Camera == null)
{
throw new InvalidOperationException("Cannot draw shadows outside of batch");
}
if (debugDrawShadowReceivers)
{
sb.DrawWorld(whitemask, position, Color.White * debugOpacity, flipX);
}
if (shadowCasterList == null)
{
return; // Nothing to do
}
shadowCasterList.DrawShadowReceiver(this, whitemask, shadowReceiver, position, flipX);
}
public void SetupShadowReceiver(Sprite whitemask, ShadowReceiver shadowReceiver, Position position, bool flipX)
{
if (debugDrawShadowReceiverCulling)
{
sb.DrawWorld(whitemask, position, Color.White, flipX);
}
// Setup matrix for drawing shadow sprites (matches SpriteBatch)
shadowMaskEffect.Parameters["ViewProjectMatrix"].SetValue(Camera.ViewProjectMatrix);
// Setup shadow mask:
sb.GraphicsDevice.Textures[1] = whitemask.texture;
sb.GraphicsDevice.SamplerStates[1] = SamplerState.PointClamp;
// Setup matrix for calculating texture coordinates within the shadow mask (converts spritesheet corner positions in Display space to UVs)
Matrix maskTextureMatrix;
if (!flipX)
{
Vector2 drawOriginInSheet = new Vector2(whitemask.sourceRectangle.X + whitemask.origin.X, whitemask.sourceRectangle.Y + whitemask.origin.Y + 1); // <- equivelent to Sprite.DrawOrigin
Vector2 maskTopLeftDisplay = position.ToDisplay() - drawOriginInSheet;
maskTextureMatrix = Matrix.CreateTranslation(new Vector3(-maskTopLeftDisplay, 0))
* Matrix.CreateScale(1f / whitemask.texture.Width, 1f / whitemask.texture.Height, 1f);
}
else
{
Vector2 drawOriginInSheetFlipX = new Vector2(whitemask.texture.Width - (whitemask.sourceRectangle.X + whitemask.origin.X) - 1, whitemask.sourceRectangle.Y + whitemask.origin.Y + 1); // <- equivelent to Sprite.DrawOriginFlipX
Vector2 maskTopLeftDisplay = position.ToDisplay() - drawOriginInSheetFlipX;
maskTextureMatrix = Matrix.CreateTranslation(new Vector3(-maskTopLeftDisplay, 0))
* Matrix.CreateScale(1f / whitemask.texture.Width, 1f / whitemask.texture.Height, 1f)
* Matrix.CreateScale(-1f, 1f, 1f) * Matrix.CreateTranslation(1, 0, 0); // <- equivalent to SpriteEffects.FlipHorizontally
}
shadowMaskEffect.Parameters["MaskTextureMatrix"].SetValue(maskTextureMatrix);
if (!debugDrawShadowReceiverCulling)
{
// Break out of the active sprite batch to draw shadows using the mask effect:
sb.End();
sb.Begin(0, null, SamplerState.PointClamp, null, rasterizerState, shadowMaskEffect, Camera.ViewMatrix);
}
}
void ApplyTerrainTextureMatrix(ShadowReceiver receiver)
{
bool standardTerrain = receiver.IsStandardTerrain();
if (standardTerrain)
{
if (receiver._terrainMaterial != null)
{
receiver.GetTerrain().materialTemplate.SetFloat("_UnityBugHack", Random.Range(0.0f, 1.0f));
receiver._terrainMaterial.SetMatrix("_GlobalProjector", _FinalMatrix);
receiver._terrainMaterial.SetMatrix("_GlobalProjectorClip", _FinalClipMatrix);
}
}
else
{
if (receiver._terrainMaterial != null)
{
receiver._terrainMaterial.SetMatrix("_GlobalProjector", _FinalMatrix);
receiver._terrainMaterial.SetMatrix("_GlobalProjectorClip", _FinalClipMatrix);
}
receiver.GetTerrain().materialTemplate = receiver._terrainMaterial;
}
}
public void DrawShadowReceiver(DrawContext context, Sprite whitemask, ShadowReceiver shadowReceiver, Position shadowReceiverPosition, bool shadowReceiverFlipX)
{
Bounds receiverBounds = new Bounds(whitemask.WorldSpaceBounds).MaybeFlipX(shadowReceiverFlipX) + shadowReceiverPosition.ToWorldZero;
bool startedReceivingShadows = false;
// For each shadow caster:
Debug.Assert(shadowCasterXBounds.Count == shadowCasters.Count);
for (int i = 0; i < shadowCasterXBounds.Count; i++)
{
StartEnd casterWorldXBounds = shadowCasterXBounds[i];
if (casterWorldXBounds.start >= receiverBounds.endX || receiverBounds.startX >= casterWorldXBounds.end)
{
continue; // Horizontally out of range
}
var shadowCaster = shadowCasters[i];
// Determine the ground height of the shadow:
int groundHeight;
if (shadowReceiver.heightmap.HasData)
{
var heightmapView = new HeightmapView(shadowReceiver.heightmap, shadowReceiverPosition, shadowReceiverFlipX);
int startX = shadowCaster.position.X + shadowCaster.physicsStartX;
int endX = shadowCaster.position.X + shadowCaster.physicsEndX;
if (endX <= startX)
{
endX = startX + 1; // <- whoops our shadow caster has no width... quick fix-up for now...
}
groundHeight = heightmapView.GetHeightForShadow(startX, endX, shadowCaster.position.Z, shadowReceiver.heightmapExtendDirection);
}
else
{
groundHeight = shadowReceiver.heightmap.DefaultHeight + shadowReceiverPosition.Y;
}
int shadowDifference = shadowCaster.position.Y - groundHeight;
// NOTE: shadowOffset is pre-flipped
Position shadowPosition = new Position(shadowCaster.position.X, groundHeight, shadowCaster.position.Z) + shadowCaster.shadowOffset;
if (shadowCaster.shadows[0].startHeight > shadowDifference)
{
continue; // Out of range
}
int shadowIndex = 0;
while (shadowIndex + 1 < shadowCaster.shadows.Count)
{
if (shadowCaster.shadows[shadowIndex + 1].startHeight > shadowDifference)
{
break;
}
shadowIndex++;
}
Sprite shadowSprite;
if (!shadowCaster.shadows[shadowIndex].shadowSpriteRef.ResolveBestEffort(out shadowSprite))
{
continue;
}
// Determine whether the shadow overlaps the whitemask
Bounds shadowBounds = new Bounds(shadowSprite.WorldSpaceBounds).MaybeFlipX(shadowCaster.flipX) + shadowPosition.ToWorldZero;
Bounds worldZeroDrawBounds = Bounds.Intersection(receiverBounds, shadowBounds);
if (!worldZeroDrawBounds.HasPositiveArea)
{
continue;
}
if (!startedReceivingShadows)
{
startedReceivingShadows = true;
context.SetupShadowReceiver(whitemask, shadowReceiver, shadowReceiverPosition, shadowReceiverFlipX);
}
// Drawing with clipping:
{
Rectangle clipRect = new Rectangle // <- Region within the source rectangle (NOTE: initially with Y+ up, we fix later)
{
X = worldZeroDrawBounds.startX - shadowBounds.startX,
Y = worldZeroDrawBounds.startY - shadowBounds.startY,
Width = worldZeroDrawBounds.endX - worldZeroDrawBounds.startX,
Height = worldZeroDrawBounds.endY - worldZeroDrawBounds.startY,
};
// Flipping:
if (shadowCaster.flipX)
{
clipRect.X = shadowSprite.sourceRectangle.Width - (clipRect.X + clipRect.Width); // RegionFlipX
}
// IMPORTANT: Convert clipRect from Y+ Up coordinates to correct Texel coordinates
clipRect.Y = shadowSprite.sourceRectangle.Height - (clipRect.Y + clipRect.Height); // RegionFlipY
// Turn it into a source rectangle within the texture:
clipRect.X += shadowSprite.sourceRectangle.X;
clipRect.Y += shadowSprite.sourceRectangle.Y;
Vector2 displayPosition = new Vector2(worldZeroDrawBounds.startX, -(worldZeroDrawBounds.startY + clipRect.Height));
// NOTE: don't need to consider origin, because it's built into the draw bounds
context.SpriteBatch.Draw(shadowSprite.texture, displayPosition, clipRect, shadowCaster.color, 0f, Vector2.Zero, 1,
shadowCaster.flipX ? SpriteEffects.FlipHorizontally : SpriteEffects.None, 0);
}
}
if (startedReceivingShadows)
{
context.TeardownShadowReceiver();
}
}
