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closes https://github.com/assimp/assimp/issues/2119: initial version.

pull/2764/head
Kim Kulling 2019-11-14 21:11:53 +01:00
parent aa25c815bd
commit 04db5cd5ea
5 changed files with 31 additions and 19 deletions
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3
code/glTF/glTFAsset.inl
View File

@ -1427,9 +1427,6 @@ inline void Asset::ReadExtensionsUsed(Document& doc)
}
}
#define CHECK_EXT(EXT) \
if (exts.find(#EXT) != exts.end()) extensionsUsed.EXT = true;
CHECK_EXT(KHR_binary_glTF);
CHECK_EXT(KHR_materials_common);

11
code/glTF/glTFCommon.h
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@ -228,18 +228,15 @@ namespace glTFCommon {
inline
uint8_t DecodeCharBase64(char c) {
return DATA<true>::tableDecodeBase64[size_t(c)]; // TODO faster with lookup table or ifs?
/*if (c >= 'A' && c <= 'Z') return c - 'A';
if (c >= 'a' && c <= 'z') return c - 'a' + 26;
if (c >= '0' && c <= '9') return c - '0' + 52;
if (c == '+') return 62;
if (c == '/') return 63;
return 64; // '-' */
}
size_t DecodeBase64(const char* in, size_t inLength, uint8_t*& out);
void EncodeBase64(const uint8_t* in, size_t inLength, std::string& out);
}
} // namespace Util
#define CHECK_EXT(EXT) \
if (exts.find(#EXT) != exts.end()) extensionsUsed.EXT = true;
}

6
code/glTF2/glTF2Asset.h
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@ -685,6 +685,10 @@ namespace glTF2
Ref<Texture> texture;
unsigned int index;
unsigned int texCoord = 0;
float offset[2];
float rotation;
float scale[2];
};
struct NormalTextureInfo : TextureInfo
@ -1024,7 +1028,7 @@ namespace glTF2
bool KHR_materials_pbrSpecularGlossiness;
bool KHR_materials_unlit;
bool KHR_lights_punctual;
bool KHR_texture_transform;
} extensionsUsed;
AssetMetadata asset;

23
code/glTF2/glTF2Asset.inl
View File

@ -800,8 +800,20 @@ inline void Texture::Read(Value& obj, Asset& r)
}
namespace {
inline void SetTextureProperties(Asset& r, Value* prop, TextureInfo& out)
{
inline void SetTextureProperties(Asset& r, Value* prop, TextureInfo& out) {
if (r.extensionsUsed.KHR_texture_transform) {
if (Value *extensions = FindObject(*prop, "extensions")) {
if (Value *pKHR_texture_transform = FindObject(*extensions, "KHR_texture_transform")) {
if (Value *array = FindArray(*pKHR_texture_transform, "offset")) {
out.offset[0] = (*array)[0].GetFloat();
out.offset[1] = (*array)[1].GetFloat();
}
ReadMember(*pKHR_texture_transform, "rotation", out.rotation);
ReadMember(*pKHR_texture_transform, "scale", *out.scale);
}
}
}
if (Value* index = FindUInt(*prop, "index")) {
out.texture = r.textures.Retrieve(index->GetUint());
}
@ -877,6 +889,9 @@ inline void Material::Read(Value& material, Asset& r)
}
}
if (r.extensionsUsed.KHR_texture_transform) {
}
unlit = nullptr != FindObject(*extensions, "KHR_materials_unlit");
}
}
@ -1463,12 +1478,10 @@ inline void Asset::ReadExtensionsUsed(Document& doc)
}
}
#define CHECK_EXT(EXT) \
if (exts.find(#EXT) != exts.end()) extensionsUsed.EXT = true;
CHECK_EXT(KHR_materials_pbrSpecularGlossiness);
CHECK_EXT(KHR_materials_unlit);
CHECK_EXT(KHR_lights_punctual);
CHECK_EXT(KHR_texture_transform);
#undef CHECK_EXT
}

1
code/glTF2/glTF2Exporter.h
View File

@ -74,6 +74,7 @@ namespace glTF2
struct Texture;
// Vec/matrix types, as raw float arrays
typedef float (vec2)[2];
typedef float (vec3)[3];
typedef float (vec4)[4];
}