3 * Copyright (c) 2023 Samsung Electronics Co., Ltd.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 #include <dali-scene3d/public-api/loader/blend-shape-details.h>
23 #include <dali/public-api/animation/constraints.h>
24 #include <dali/public-api/object/property.h>
27 #include <dali-scene3d/public-api/loader/resource-bundle.h>
29 namespace Dali::Scene3D::Loader
31 const char* BlendShapes::NUMBER_OF_BLEND_SHAPES("uNumberOfBlendShapes");
32 const char* BlendShapes::UNNORMALIZE_FACTOR("uBlendShapeUnnormalizeFactor");
33 const char* BlendShapes::COMPONENT_SIZE("uBlendShapeComponentSize");
35 const char* BlendShapes::COMPONENTS("blendShapeComponents");
37 const char* BlendShapes::WEIGHTS_UNIFORM("uBlendShapeWeight");
39 void BlendShapes::ConfigureProperties(const BlendShapeData& data, Shader shader)
41 unsigned int index = 0u;
43 char weightNameBuffer[32];
44 char unnormalizeFactorNameBuffer[64];
45 char* const pWeightName = weightNameBuffer + snprintf(weightNameBuffer, sizeof(weightNameBuffer), "%s", WEIGHTS_UNIFORM);
46 char* const pFactorName = unnormalizeFactorNameBuffer + snprintf(unnormalizeFactorNameBuffer, sizeof(unnormalizeFactorNameBuffer), "%s", UNNORMALIZE_FACTOR);
47 for(const auto& weight : data.weights)
49 snprintf(pWeightName, sizeof(weightNameBuffer) - (pWeightName - weightNameBuffer), "[%d]", index);
50 std::string weightName{weightNameBuffer};
51 Dali::Actor actor = data.mActor.GetHandle();
54 actor.RegisterProperty(weightName, weight);
57 if(shader && data.version == Version::VERSION_1_0)
59 snprintf(pFactorName, sizeof(unnormalizeFactorNameBuffer) - (pFactorName - unnormalizeFactorNameBuffer), "[%d]", index);
60 std::string factorName{unnormalizeFactorNameBuffer};
61 shader.RegisterProperty(factorName, data.unnormalizeFactors[index]);
69 if(Version::VERSION_2_0 == data.version)
71 shader.RegisterProperty(UNNORMALIZE_FACTOR, data.unnormalizeFactors[0u]);
74 shader.RegisterProperty(NUMBER_OF_BLEND_SHAPES, Property::Value(static_cast<float>(index)));
75 shader.RegisterProperty(COMPONENT_SIZE, Property::Value(static_cast<float>(data.bufferOffset)));
77 // Create a read only property to preserve the components of the blend shape.
78 shader.RegisterProperty(COMPONENTS, data.components, Property::AccessMode::READ_ONLY);
82 } // namespace Dali::Scene3D::Loader