private bool UpdateAnimationLayer(int layerNum)
{
var layer = Anim.layers[layerNum];
var lastFrame = 0;
var lastSource = 0;
var startAnim = -1;
var nextAnim = -1;
for (var i = 0; i < layer.animations.Length; i++)
{
var a = layer.animations[i];
if (a.frame < frame)
{
if (a.type == 0)
{
startAnim = i;
}
if (a.type == 1)
{
nextAnim = i;
}
}
lastFrame = Mathf.Max(lastFrame, a.frame);
if (a.type == 0)
{
lastSource = Mathf.Max(lastSource, a.frame);
}
}
if (startAnim < 0 || (nextAnim < 0 && lastFrame < frame))
{
return(false);
}
var from = layer.animations[startAnim];
STR.Animation to = null;
if (nextAnim >= 0)
{
to = layer.animations[nextAnim];
}
var delta = frame - from.frame;
var blendSrc = (int)from.srcAlpha;
var blendDest = (int)from.destAlpha;
var mat = GetEffectMaterial(layerNum, blendSrc, blendDest);
var go = layerObjects[layerNum];
var mr = layerRenderers[layerNum];
var mf = layerFilters[layerNum];
var mesh = layerMeshes[layerNum];
mr.material = mat;
if (nextAnim != startAnim + 1 || to?.frame != from.frame)
{
if (to != null && lastSource <= from.frame)
{
return(false);
}
var fixedFrame = layer.texturesIds[(int)from.animFrame];
UpdateMesh(mf, mesh, from.xy, from.uv, from.angle, fixedFrame);
UpdateLayerData(go, mat, from.position, from.color);
return(true);
}
var prog = Mathf.InverseLerp(from.frame, to.frame, frame);
for (var i = 0; i < 4; i++)
{
tempPositions2[i] = from.xy[i] + to.xy[i] * delta;
tempUvs2[i] = from.uv[i] + to.uv[i] * delta;
}
//Debug.Log("from: " + from.Position + " to: " + to.Position + " delta:" + delta);
var pos = from.position + to.position * delta;
var angle = from.animFrame + to.angle * delta;
var color = from.color + to.color * delta;
//color.a *= 0.5f;
//Debug.Log(color);
var frameId = 0;
switch (to.animType)
{
case 1:
frameId = Mathf.FloorToInt(from.animFrame + to.animFrame * delta);
break;
case 2:
frameId = Mathf.FloorToInt(Mathf.Min(from.animFrame + to.delay * delta, layer.textures.Length - 1));
break;
case 3:
frameId = Mathf.FloorToInt((from.animFrame + to.delay * delta) % layer.textures.Length);
break;
case 4:
frameId = Mathf.FloorToInt((from.animFrame - to.delay * delta) % layer.textures.Length);
break;
}
var texIndex = layer.texturesIds[frameId];
UpdateMesh(mf, mesh, tempPositions2, tempUvs2, angle, texIndex);
UpdateLayerData(go, mat, pos, color);
return(true);
}
public static STR Load(MemoryStreamReader data, string path)
{
var header = data.ReadBinaryString(4);
if (!header.Equals(STR.Header))
{
throw new Exception("EffectLoader.Load: Header (" + header + ") is not \"STRM\"");
}
var version = data.ReadUInt();
if (version != 0x94)
{
throw new Exception("EffectLoader.Load: Unsupported STR version (v" + version + ")");
}
STR str = new STR();
str.version = version;
str.fps = data.ReadUInt();
str.maxKey = data.ReadUInt();
var layerCount = data.ReadUInt();
data.Seek(16, System.IO.SeekOrigin.Current);
//read layers
str.layers = new STR.Layer[layerCount];
for (uint i = 0; i < layerCount; i++)
{
STR.Layer layer = str.layers[i] = new STR.Layer();
//read texture filenames
var textureCount = data.ReadInt();
layer.textures = new Texture2D[textureCount];
layer.texturesIds = new List <int>();
for (int j = 0; j < textureCount; j++)
{
var tex = data.ReadBinaryString(128);
var texture = FileManager.Load(path + "/" + tex) as Texture2D;
layer.textures[j] = texture;
if (!textureNames.Contains(tex))
{
layer.texturesIds.Add(textureNames.Count);
textureIdLookup.Add(tex, textureNames.Count);
textureNames.Add(tex);
textures.Add(texture);
}
else
{
layer.texturesIds.Add(textureIdLookup[tex]);
}
}
//read animations
var animCount = data.ReadInt();
layer.animations = new STR.Animation[animCount];
for (int j = 0; j < animCount; j++)
{
var entry = new STR.Animation()
{
frame = data.ReadInt(),
type = data.ReadUInt(),
position = new Vector2(data.ReadFloat(), data.ReadFloat())
};
var uv = new float[] {
data.ReadFloat(), data.ReadFloat(), data.ReadFloat(), data.ReadFloat(),
data.ReadFloat(), data.ReadFloat(), data.ReadFloat(), data.ReadFloat()
};
var xy = new float[] {
data.ReadFloat(), data.ReadFloat(), data.ReadFloat(), data.ReadFloat(),
data.ReadFloat(), data.ReadFloat(), data.ReadFloat(), data.ReadFloat()
};
entry.uv = new Vector2[4];
entry.uv[0] = new Vector2(0, 0);
entry.uv[1] = new Vector2(1, 0);
entry.uv[2] = new Vector2(0, 1);
entry.uv[3] = new Vector2(1, 1);
entry.xy = new Vector2[4];
entry.xy[0] = new Vector2(xy[0], -xy[4]);
entry.xy[1] = new Vector2(xy[1], -xy[5]);
entry.xy[2] = new Vector2(xy[3], -xy[7]);
entry.xy[3] = new Vector2(xy[2], -xy[6]);
entry.animFrame = data.ReadFloat();
entry.animType = data.ReadUInt();
entry.delay = data.ReadFloat();
entry.angle = data.ReadFloat() / (1024f / 360f);
entry.color = new Color(data.ReadFloat() / 255, data.ReadFloat() / 255, data.ReadFloat() / 255, data.ReadFloat() / 255);
entry.srcAlpha = data.ReadUInt();
entry.destAlpha = data.ReadUInt();
entry.mtPreset = data.ReadUInt();
layer.animations[j] = entry;
}
}
return(MakeAtlas(str, path));
}