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GLTF import external images correctly

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This commit is contained in:
LunaticInAHat 2022-10-04 12:01:24 -04:00
parent bb34c55b3c
commit 08c801738e
1 changed files with 13 additions and 9 deletions
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22
modules/gltf/gltf_document.cpp
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@ -3054,7 +3054,7 @@ Error GLTFDocument::_parse_images(Ref<GLTFState> state, const String &p_base_pat
!uri.begins_with("data:image/png;base64") &&
!uri.begins_with("data:image/jpeg;base64")) {
WARN_PRINT(vformat("glTF: Image index '%d' uses an unsupported URI data type: %s. Skipping it.", i, uri));
state->images.push_back(Ref<Texture>()); // Placeholder to keep count.
state->images.push_back(Ref<Image>()); // Placeholder to keep count.
continue;
}
data = _parse_base64_uri(uri);
@ -3078,7 +3078,7 @@ Error GLTFDocument::_parse_images(Ref<GLTFState> state, const String &p_base_pat
// the material), so we do this only as fallback.
Ref<Texture> texture = ResourceLoader::load(uri);
if (texture.is_valid()) {
state->images.push_back(texture);
state->images.push_back(texture->get_data());
continue;
} else if (mimetype == "image/png" || mimetype == "image/jpeg") {
// Fallback to loading as byte array.
@ -3087,14 +3087,14 @@ Error GLTFDocument::_parse_images(Ref<GLTFState> state, const String &p_base_pat
data = FileAccess::get_file_as_array(uri);
if (data.size() == 0) {
WARN_PRINT(vformat("glTF: Image index '%d' couldn't be loaded as a buffer of MIME type '%s' from URI: %s. Skipping it.", i, mimetype, uri));
state->images.push_back(Ref<Texture>()); // Placeholder to keep count.
state->images.push_back(Ref<Image>()); // Placeholder to keep count.
continue;
}
data_ptr = data.ptr();
data_size = data.size();
} else {
WARN_PRINT(vformat("glTF: Image index '%d' couldn't be loaded from URI: %s. Skipping it.", i, uri));
state->images.push_back(Ref<Texture>()); // Placeholder to keep count.
state->images.push_back(Ref<Image>()); // Placeholder to keep count.
continue;
}
}
@ -3147,7 +3147,7 @@ Error GLTFDocument::_parse_images(Ref<GLTFState> state, const String &p_base_pat
// Now we've done our best, fix your scenes.
if (img.is_null()) {
ERR_PRINT(vformat("glTF: Couldn't load image index '%d' with its given mimetype: %s.", i, mimetype));
state->images.push_back(Ref<Texture>());
state->images.push_back(Ref<Image>());
continue;
}
@ -3195,7 +3195,11 @@ Error GLTFDocument::_parse_textures(Ref<GLTFState> state) {
Ref<GLTFTexture> t;
t.instance();
t->set_src_image(d["source"]);
GLTFImageIndex gltf_src_image_i = d["source"];
ERR_FAIL_INDEX_V(gltf_src_image_i, state->images.size(), ERR_PARSE_ERROR);
t->set_src_image(gltf_src_image_i);
if (d.has("sampler")) {
t->set_sampler(d["sampler"]);
} else {
@ -3209,7 +3213,7 @@ Error GLTFDocument::_parse_textures(Ref<GLTFState> state) {
imgTex->create_from_image(state->images[t->get_src_image()]);
// Set texture filter and repeat based on sampler settings
const Ref<GLTFTextureSampler> sampler = _get_sampler_for_texture(state, t->get_sampler());
const Ref<GLTFTextureSampler> sampler = _get_sampler_for_texture(state, i);
Texture::Flags flags = sampler->get_texture_flags();
imgTex->set_flags(flags);
@ -3262,13 +3266,13 @@ GLTFTextureSamplerIndex GLTFDocument::_set_sampler_for_mode(Ref<GLTFState> state
}
Ref<GLTFTextureSampler> GLTFDocument::_get_sampler_for_texture(Ref<GLTFState> state, const GLTFTextureIndex p_texture) {
ERR_FAIL_INDEX_V(p_texture, state->textures.size(), Ref<Texture>());
ERR_FAIL_INDEX_V(p_texture, state->textures.size(), state->default_texture_sampler);
const GLTFTextureSamplerIndex sampler = state->textures[p_texture]->get_sampler();
if (sampler == -1) {
return state->default_texture_sampler;
} else {
ERR_FAIL_INDEX_V(sampler, state->texture_samplers.size(), Ref<GLTFTextureSampler>());
ERR_FAIL_INDEX_V(sampler, state->texture_samplers.size(), state->default_texture_sampler);
return state->texture_samplers[sampler];
}