/// <summary>
///
/// </summary>
public WaveOverlay()
{
HalfSize = Vector2.one;
Rotation = 0.0f;
Creation = OceanTime();
Duration = 0.001f;
Corners = new Vector4[4];
HeightTex = new OverlayHeightTexture();
NormalTex = new OverlayNormalTexture();
FoamTex = new OverlayFoamTexture();
ClipTex = new OverlayClipTexture();
CalculateLocalToWorld();
CalculateBounds();
}
/// <summary>
/// New overlay at this position rotation and size.
/// </summary>
public WaveOverlay(Vector3 pos, float rotation, Vector2 halfSize, float duration)
{
Position = pos;
HalfSize = halfSize;
Rotation = rotation;
Creation = OceanTime();
Duration = Mathf.Max(duration, 0.001f);
Corners = new Vector4[4];
HeightTex = new OverlayHeightTexture();
NormalTex = new OverlayNormalTexture();
FoamTex = new OverlayFoamTexture();
ClipTex = new OverlayClipTexture();
CalculateLocalToWorld();
CalculateBounds();
}
/// <summary>
///
/// </summary>
public WaveOverlay()
{
HalfSize = Vector2.one;
Rotation = 0.0f;
Creation = OceanTime();
Duration = 0.001f;
BoundsUpdateStamp = -1;
DrawDistance = float.PositiveInfinity;
Corners = new Vector4[4];
HeightTex = new OverlayHeightTexture();
NormalTex = new OverlayNormalTexture();
FoamTex = new OverlayFoamTexture();
ClipTex = new OverlayClipTexture();
CalculateLocalToWorld();
CalculateBounds();
}
/// <summary>
/// Queries the waves.
/// </summary>
public void QueryWaves(WaveQuery query)
{
if (m_queryableOverlays.Count == 0)
{
return;
}
if (!query.sampleOverlay)
{
return;
}
bool clipOnly = query.mode == QUERY_MODE.CLIP_TEST;
float x = query.posX;
float z = query.posZ;
//Find all the overlays that have a affect on the wave height at this position
//This will be overlays with a height tex, a height mask or a clip texture
GetQueryableContaining(x, z, query.overrideIgnoreQuerys, clipOnly);
float clipSum = 0.0f;
float heightSum = 0.0f;
float maskSum = 0.0f;
OverlayClipTexture clipTex = null;
OverlayHeightTexture heightTex = null;
for (int i = 0; i < m_containingOverlays.Count; i++)
{
QueryableOverlayResult result = m_containingOverlays[i];
//If enable read/write is not enabled on tex it will throw a exception.
//Catch and ignore.
try
{
clipTex = result.overlay.ClipTex;
heightTex = result.overlay.HeightTex;
//If overlay has a clip tex sample it.
if (clipTex.IsDrawable && clipTex.tex is Texture2D)
{
float clip = (clipTex.tex as Texture2D).GetPixelBilinear(result.u, result.v).a;
clipSum += clip * Mathf.Max(0.0f, clipTex.alpha);
}
//If overlay has a height or mask tex sample it.
if (!clipOnly && heightTex.IsDrawable)
{
float alpha = heightTex.alpha;
float maskAlpha = Mathf.Max(0.0f, heightTex.maskAlpha);
float height = 0.0f;
float mask = 0.0f;
if (heightTex.tex != null && heightTex.tex is Texture2D)
{
height = (heightTex.tex as Texture2D).GetPixelBilinear(result.u, result.v).a;
}
if (heightTex.mask != null && heightTex.mask is Texture2D)
{
mask = (heightTex.mask as Texture2D).GetPixelBilinear(result.u, result.v).a;
mask = Mathf.Clamp01(mask * maskAlpha);
}
//Apply the height and mask depending on mask mode.
if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES)
{
height *= alpha;
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.OVERLAY)
{
height *= alpha * mask;
mask = 0;
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES_AND_OVERLAY)
{
height *= alpha * (1.0f - mask);
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES_AND_OVERLAY_BLEND)
{
height *= alpha * mask;
}
if (HeightOverlayBlendMode == OVERLAY_BLEND_MODE.ADD)
{
heightSum += height;
maskSum += mask;
}
else if (HeightOverlayBlendMode == OVERLAY_BLEND_MODE.MAX)
{
heightSum = Mathf.Max(height, heightSum);
maskSum = Mathf.Max(mask, maskSum);
}
}
}
catch {}
}
clipSum = Mathf.Clamp01(clipSum);
if (0.5f - clipSum < 0.0f)
{
query.result.isClipped = true;
}
maskSum = 1.0f - Mathf.Clamp01(maskSum);
query.result.height *= maskSum;
query.result.displacementX *= maskSum;
query.result.displacementZ *= maskSum;
query.result.height += heightSum;
query.result.overlayHeight = heightSum;
}
public void QueryWaves(WaveQuery query)
{
if (this.m_queryableOverlays.Count == 0)
{
return;
}
if (!query.sampleOverlay)
{
return;
}
bool flag = query.mode == QUERY_MODE.CLIP_TEST;
float posX = query.posX;
float posZ = query.posZ;
this.GetQueryableContaining(posX, posZ, query.overrideIgnoreQuerys, flag);
float num = 0f;
float num2 = 0f;
float num3 = 0f;
foreach (QueryableOverlayResult queryableOverlayResult in this.m_containingOverlays)
{
try
{
OverlayClipTexture clipTex = queryableOverlayResult.overlay.ClipTex;
OverlayHeightTexture heightTex = queryableOverlayResult.overlay.HeightTex;
if (clipTex.IsDrawable && clipTex.tex is Texture2D)
{
float a = (clipTex.tex as Texture2D).GetPixelBilinear(queryableOverlayResult.u, queryableOverlayResult.v).a;
num += a * Mathf.Max(0f, clipTex.alpha);
}
if (!flag && heightTex.IsDrawable)
{
float alpha = heightTex.alpha;
float num4 = Mathf.Max(0f, heightTex.maskAlpha);
float num5 = 0f;
float num6 = 0f;
if (heightTex.tex != null && heightTex.tex is Texture2D)
{
num5 = (heightTex.tex as Texture2D).GetPixelBilinear(queryableOverlayResult.u, queryableOverlayResult.v).a;
}
if (heightTex.mask != null && heightTex.mask is Texture2D)
{
num6 = (heightTex.mask as Texture2D).GetPixelBilinear(queryableOverlayResult.u, queryableOverlayResult.v).a;
num6 = Mathf.Clamp01(num6 * num4);
}
if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES)
{
num5 *= alpha;
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.OVERLAY)
{
num5 *= alpha * num6;
num6 = 0f;
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES_AND_OVERLAY)
{
num5 *= alpha * (1f - num6);
}
else if (heightTex.maskMode == OVERLAY_MASK_MODE.WAVES_AND_OVERLAY_BLEND)
{
num5 *= alpha * num6;
}
if (this.HeightOverlayBlendMode == OVERLAY_BLEND_MODE.ADD)
{
num2 += num5;
num3 += num6;
}
else if (this.HeightOverlayBlendMode == OVERLAY_BLEND_MODE.MAX)
{
num2 = Mathf.Max(num5, num2);
num3 = Mathf.Max(num6, num3);
}
}
}
catch
{
}
}
num = Mathf.Clamp01(num);
if (0.5f - num < 0f)
{
query.result.isClipped = true;
}
num3 = 1f - Mathf.Clamp01(num3);
query.result.height = query.result.height * num3;
query.result.displacementX = query.result.displacementX * num3;
query.result.displacementZ = query.result.displacementZ * num3;
query.result.height = query.result.height + num2;
query.result.overlayHeight = num2;
}