diff options
Diffstat (limited to 'src/blucat/skeletal_model.cpp')
| -rw-r--r-- | src/blucat/skeletal_model.cpp | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/src/blucat/skeletal_model.cpp b/src/blucat/skeletal_model.cpp deleted file mode 100644 index fa46044..0000000 --- a/src/blucat/skeletal_model.cpp +++ /dev/null @@ -1,239 +0,0 @@ -/* - * Copyright 2022-2024 Frederico de Oliveira Linhares - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "skeletal_model.hpp" - -#include "core.hpp" -#include "uniform_data_object.hpp" - -namespace -{ - -void -load_uniform_buffers(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - try - { - self->uniform_buffers.reserve(BluCat::core.vk_swapchain->images_count); - for(auto i{0}; i < BluCat::core.vk_swapchain->images_count; i++) - self->uniform_buffers.emplace_back( - BluCat::core.vk_device_with_swapchain, - sizeof(BluCat::UDOSkeletalModel)); - } - catch(const std::exception& e) - { - throw CommandError{e.what()}; - } -} - -void -unload_uniform_buffers(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - self->uniform_buffers.clear(); -} - -void -load_descriptor_set_pool(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - std::array<VkDescriptorPoolSize, 1> descriptor_pool_sizes{}; - descriptor_pool_sizes[0].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; - descriptor_pool_sizes[0].descriptorCount = - self->uniform_buffers.size(); - - VkDescriptorPoolCreateInfo pool_info{}; - pool_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO; - pool_info.pNext = nullptr; - pool_info.flags = 0; - pool_info.maxSets = self->uniform_buffers.size(); - pool_info.poolSizeCount = descriptor_pool_sizes.size(); - pool_info.pPoolSizes = descriptor_pool_sizes.data(); - - if(vkCreateDescriptorPool( - self->skeletal_mesh->queue_family->device->device, &pool_info, nullptr, - &self->descriptor_pool) != VK_SUCCESS) - throw CommandError{"Failed to create a Vulkan descriptor pool."}; -} - -void -unload_descriptor_set_pool(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - vkDestroyDescriptorPool( - self->skeletal_mesh->queue_family->device->device, self->descriptor_pool, - nullptr); -} - -void -load_descriptor_sets(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - std::vector<VkDescriptorSetLayout> layouts( - BluCat::core.vk_swapchain->images_count, - BluCat::core.vk_descriptor_set_layout->model); - - VkDescriptorSetAllocateInfo alloc_info{}; - alloc_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO; - alloc_info.descriptorPool = self->descriptor_pool; - alloc_info.descriptorSetCount = layouts.size(); - alloc_info.pSetLayouts = layouts.data(); - - self->descriptor_sets.resize(layouts.size()); - if(vkAllocateDescriptorSets( - self->skeletal_mesh->queue_family->device->device, &alloc_info, - self->descriptor_sets.data()) != VK_SUCCESS) - CommandError{"Failed to create Vulkan descriptor set."}; -} - -void -load_buffers_to_descriptor_sets(void *obj) -{ - auto self = static_cast<BluCat::SkeletalModel*>(obj); - - for(auto i{0}; i < self->uniform_buffers.size(); i++) - { - VkDescriptorBufferInfo buffer_info{}; - buffer_info.buffer = self->uniform_buffers[i].buffer; - buffer_info.offset = 0; - buffer_info.range = sizeof(BluCat::UDOSkeletalModel); - - std::array<VkWriteDescriptorSet, 1> write_descriptors{}; - write_descriptors[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; - write_descriptors[0].dstSet = self->descriptor_sets[i]; - write_descriptors[0].dstBinding = 0; - write_descriptors[0].dstArrayElement = 0; - write_descriptors[0].descriptorCount = 1; - write_descriptors[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; - write_descriptors[0].pBufferInfo = &buffer_info; - write_descriptors[0].pImageInfo = nullptr; - write_descriptors[0].pTexelBufferView = nullptr; - - vkUpdateDescriptorSets( - BluCat::core.vk_device_with_swapchain->device, write_descriptors.size(), - write_descriptors.data(), 0, nullptr); - } -} - -static const CommandChain loader{ - {&load_uniform_buffers, &unload_uniform_buffers}, - {&load_descriptor_set_pool, &unload_descriptor_set_pool}, - {&load_descriptor_sets, nullptr}, - {&load_buffers_to_descriptor_sets, nullptr} -}; - -} - -namespace BluCat -{ - -SkeletalModel::SkeletalModel( - std::shared_ptr<SkeletalMesh> skeletal_mesh, - std::shared_ptr<Texture> texture, std::shared_ptr<glm::vec3> position, - std::shared_ptr<glm::quat> orientation): - skeletal_mesh{skeletal_mesh}, - texture{texture}, - position{position}, - orientation{orientation}, - animation_index{0}, - animation_time{0.0f}, - bone_transforms(SKELETAL_MESH_MAX_NUM_OF_BONES) -{ - loader.execute(this); - - for(int i{0}; i < skeletal_mesh->bones.size(); i++) - this->bone_transforms[i] = skeletal_mesh->bones[i].offset_matrix; -} - -SkeletalModel::~SkeletalModel() -{ - loader.revert(this); -} - -void -SkeletalModel::tick(float delta) -{ - BluCat::Animation *current_animation = - &this->skeletal_mesh->animations[this->animation_index]; - - { // update time - this->animation_time += delta; - if(this->animation_time > current_animation->final_time) - { - this->animation_time -= current_animation->final_time; - for(BluCat::BoneTransform &bone_transform: - current_animation->bone_transforms) - { - bone_transform.positions.current_index = 0; - bone_transform.rotations.current_index = 0; - bone_transform.scales.current_index = 0; - } - } - } - - for(int i{0}; i < current_animation->bone_transforms.size(); i++) - { - BluCat::BoneTransform *bone_transform = ¤t_animation->bone_transforms[i]; - - auto position{bone_transform->positions.interpolate( - this->animation_time, - [](glm::vec3 frame) - { - return glm::translate(glm::mat4(1.0f), frame); - }, - [](glm::vec3 previous_frame, glm::vec3 next_frame, float scale_factor) - { - glm::vec3 final_position{glm::mix( - previous_frame, next_frame, scale_factor)}; - return glm::translate(glm::mat4(1.0f), final_position); - })}; - - auto rotation{bone_transform->rotations.interpolate( - this->animation_time, - [](glm::quat frame) - { - return glm::toMat4(glm::normalize(frame)); - }, - [](glm::quat previous_frame, glm::quat next_frame, float scale_factor) - { - return glm::toMat4(glm::slerp( - previous_frame, next_frame, scale_factor)); - })}; - - auto scale{bone_transform->scales.interpolate( - this->animation_time, - [](glm::vec3 frame) - { - return glm::scale(glm::mat4(1.0f), frame); - }, - [](glm::vec3 previous_frame, glm::vec3 next_frame, float scale_factor) - { - glm::vec3 scale{glm::mix( - previous_frame, next_frame, scale_factor)}; - return glm::scale(glm::mat4(1.0f), scale); - })}; - - this->bone_transforms[i] = position * rotation * scale; - } -} - -} |