public bool CopyAndTile(byte[] data, uint texSize, TerrainTex terrainTex)
{
var baseTexture = terrainTex.BaseTexture;
if (baseTexture != null)
{
ImgTex.CopyCSI(data, texSize, texSize, baseTexture, terrainTex.TexTiling);
return(true);
}
if (terrainTex.TexGID != 0) // stru_841760
{
var qdid = new QualifiedDataID(11, terrainTex.TexGID);
var surfaceTexture = DBObj.GetSurfaceTexture(terrainTex.TexGID);
terrainTex.BaseTexture = new ImgTex(surfaceTexture);
}
baseTexture = terrainTex.BaseTexture;
if (baseTexture != null)
{
ImgTex.CopyCSI(data, texSize, texSize, baseTexture, terrainTex.TexTiling);
return(true);
}
else
{
ImgTex.CopyCSI(data, texSize, texSize, null, 1);
return(false);
}
}
public static ImgTex AllocateTempBuffer(uint _width, uint _height, SurfacePixelFormat _image_type)
{
var tempBuffer = new ImgTex(); // 0x88 / 136
tempBuffer.ImageData = new RenderSurface();
tempBuffer.ImageData.Create(_width, _height, _image_type, true);
CustomTextureTable.Add(tempBuffer);
return(tempBuffer);
}
public static void TileCSI(byte[] data, uint dest_height, uint dest_width, ImgTex csi_tex, uint tiling)
{
var src_data = csi_tex.ImageData.Data;
for (var i = 0; i < tiling * 2; i++)
{
Array.Copy(src_data, 0, data, src_data.Length * i, src_data.Length);
}
}
public static ImgTex CreateLScapeTexture(byte[] rawData, uint i_width, uint i_height)
{
var texture = new ImgTex(); // 0x88 / 136
CurrentTextureScale = ImageScaleType.Full;
if (!texture.LoadCSI(rawData, i_width, i_height))
{
return(null);
}
CustomTextureTable.Add(texture);
return(texture);
}
public static void CopyCSI(byte[] data, uint height, uint width, ImgTex csi_tex, uint tiling)
{
if (csi_tex != null)
{
TileCSI(data, height, width, csi_tex, tiling);
}
else if (width * height != 0)
{
//memset32(data, 65280, width * height); // FF00
data = new byte[width * height * 4];
for (var i = 0; i < width * height * 4; i += 4)
{
data[i] = 0xFF;
}
}
}
public bool UseTextureMap(ImgTex texture, SurfaceHandler sh)
{
if (sh != Handler || texture == null)
{
return(false);
}
Type = 2;
Base1Map = texture;
// vfptr->AddRef(texture)
if (OrigTextureID == 0) // stru_845060
{
OrigTextureID = Base1Map.ID;
}
//Base1Pal = null;
return(true);
}
public static bool Merge(byte[] data, uint texSize, ImgTex texture, LandDefs.Rotation rot, TerrainTex terrainTex)
{
if (texture == null)
{
return(false);
}
var baseTexture = terrainTex.BaseTexture;
if (baseTexture != null)
{
ImgTex.MergeTexture(data, texSize, texSize, baseTexture, terrainTex.TexTiling, texture, rot);
return(true);
}
else if (terrainTex.InitEnd())
{
ImgTex.MergeTexture(data, texSize, texSize, terrainTex.BaseTexture, terrainTex.TexTiling, texture, rot);
return(true);
}
return(false);
}
public bool CreateD3DTexture(byte[] data, uint width, ImgTex texture)
{
return(true);
}
public bool Load(byte[] data, uint width, ImgTex texture)
{
// get pixel format and width/height of this and texture
// if they are all equal, call CreateD3DTexture()
return(false);
}
public static void MergeTexture(byte[] data, uint dest_height, uint dest_width, ImgTex csi_merge_tex, uint tiling, ImgTex alphaMap, LandDefs.Rotation rot)
{
var imageData = csi_merge_tex.ImageData;
var src_height = imageData != null ? imageData.Height : 0;
var src_width = imageData != null ? imageData.Width : 0;
var alphaData = alphaMap.ImageData;
var alpha_width = alphaData != null ? alphaData.Width : 0;
var alpha_height = alphaData != null ? alphaData.Height : 0;
var alpha_scale = (float)dest_width / alpha_width;
var pixelIdx = 0;
var stepX = 0;
var stepY = 0;
switch (rot)
{
case LandDefs.Rotation.Rot0:
pixelIdx = 0;
stepX = 1;
stepY = src_width;
break;
case LandDefs.Rotation.Rot90:
pixelIdx = src_width - 1;
stepX = src_width;
stepY = -1;
break;
case LandDefs.Rotation.Rot180:
pixelIdx = src_width * src_height - 1;
stepX = -1;
stepY = -src_width;
break;
case LandDefs.Rotation.Rot270:
pixelIdx = src_width * (src_height - 1);
stepX = -src_width;
stepY = -1;
break;
}
// alphaStep handles upscaling / downscaling
var alphaStep = 1.0f / alpha_scale;
// copy csi_merge_tex into dest buffer (data)
Array.Copy(imageData.Data, data, imageData.Data.Length);
// start walking the alpha map
for (var _alphaY = 0.0f; _alphaY < alpha_height; _alphaY += alphaStep)
{
var alphaY = (int)Math.Round(_alphaY);
for (var _alphaX = 0.0f; _alphaX < alpha_width; _alphaX += alphaStep)
{
// TODO: handle rotation
var alphaX = (int)Math.Round(_alphaX);
var idx = (alphaY * alpha_width + alphaX) * 4;
var a = alphaData.Data[idx];
data[idx] = a;
}
}
}
