| 1 |
using System; |
| 2 |
using System.Collections.Generic; |
| 3 |
using System.IO; |
| 4 |
using Oni.Imaging; |
| 5 |
|
| 6 |
namespace Oni.Motoko |
| 7 |
{ |
| 8 |
internal class TextureDaeWriter |
| 9 |
{ |
| 10 |
private readonly string outputDirPath; |
| 11 |
private readonly Dictionary<InstanceDescriptor, Dae.Material> materials = new Dictionary<InstanceDescriptor, Dae.Material>(); |
| 12 |
|
| 13 |
public TextureDaeWriter(string outputDirPath) |
| 14 |
{ |
| 15 |
this.outputDirPath = outputDirPath; |
| 16 |
} |
| 17 |
|
| 18 |
public Dae.Material WriteMaterial(InstanceDescriptor txmp) |
| 19 |
{ |
| 20 |
Dae.Material material; |
| 21 |
|
| 22 |
if (!materials.TryGetValue(txmp, out material)) |
| 23 |
{ |
| 24 |
material = CreateMaterial(txmp); |
| 25 |
materials.Add(txmp, material); |
| 26 |
} |
| 27 |
|
| 28 |
return material; |
| 29 |
} |
| 30 |
|
| 31 |
private Dae.Material CreateMaterial(InstanceDescriptor txmp) |
| 32 |
{ |
| 33 |
var texture = TextureDatReader.Read(txmp); |
| 34 |
|
| 35 |
var imageFilePath = Utils.CleanupTextureName(txmp.Name) + ".tga"; |
| 36 |
imageFilePath = Path.Combine("images", imageFilePath); |
| 37 |
TgaWriter.Write(texture.Surfaces[0], Path.Combine(outputDirPath, imageFilePath)); |
| 38 |
|
| 39 |
string name = TextureNameToId(txmp); |
| 40 |
|
| 41 |
var image = new Dae.Image |
| 42 |
{ |
| 43 |
FilePath = "./" + imageFilePath.Replace('\\', '/'), |
| 44 |
Name = name |
| 45 |
}; |
| 46 |
|
| 47 |
var effectSurface = new Dae.EffectSurface(image); |
| 48 |
|
| 49 |
var effectSampler = new Dae.EffectSampler(effectSurface) |
| 50 |
{ |
| 51 |
WrapS = texture.WrapU ? Dae.EffectSamplerWrap.Wrap : Dae.EffectSamplerWrap.None, |
| 52 |
WrapT = texture.WrapV ? Dae.EffectSamplerWrap.Wrap : Dae.EffectSamplerWrap.None |
| 53 |
}; |
| 54 |
|
| 55 |
var effectTexture = new Dae.EffectTexture(effectSampler, "diffuse_TEXCOORD"); |
| 56 |
|
| 57 |
var effect = new Dae.Effect |
| 58 |
{ |
| 59 |
Name = name, |
| 60 |
DiffuseValue = effectTexture, |
| 61 |
TransparentValue = texture.HasAlpha ? effectTexture : null, |
| 62 |
Parameters = { |
| 63 |
new Dae.EffectParameter("surface", effectSurface), |
| 64 |
new Dae.EffectParameter("sampler", effectSampler) |
| 65 |
} |
| 66 |
}; |
| 67 |
|
| 68 |
var material = new Dae.Material |
| 69 |
{ |
| 70 |
Name = name, |
| 71 |
Effect = effect |
| 72 |
}; |
| 73 |
|
| 74 |
return material; |
| 75 |
} |
| 76 |
|
| 77 |
private static string TextureNameToId(InstanceDescriptor txmp) |
| 78 |
{ |
| 79 |
string name = Utils.CleanupTextureName(txmp.Name); |
| 80 |
|
| 81 |
if (name.StartsWith("Iteration", StringComparison.Ordinal)) |
| 82 |
{ |
| 83 |
// |
| 84 |
// HACK: discard Iteration_NNN_ prefixes to avoid truncation of material |
| 85 |
// names in Blender. |
| 86 |
// |
| 87 |
|
| 88 |
name = name.Substring(9); |
| 89 |
|
| 90 |
if (char.IsDigit(name[0]) && char.IsDigit(name[1]) && char.IsDigit(name[2]) && name[3] == '_') |
| 91 |
name = name.Substring(4); |
| 92 |
} |
| 93 |
|
| 94 |
return name; |
| 95 |
} |
| 96 |
} |
| 97 |
} |
