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/*
* Copyright 2022 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 "model.hpp"
#include "mesh.hpp"
#include "rotation_3d.hpp"
#include "texture.hpp"
#include "vector_3d.hpp"
#include "vk/model_instance.hpp"
void
cg_free_model(mrb_state *mrb, void *obj)
{
auto ptr = static_cast<std::shared_ptr<VK::Model>*>(obj);
ptr->~shared_ptr();
mrb_free(mrb, ptr);
}
const struct mrb_data_type cg_model_type = { "CG_Model", cg_free_model };
static mrb_value
cg_cModel_initialize(mrb_state *mrb, mrb_value self)
{
std::shared_ptr<VK::Mesh> *mesh;
std::shared_ptr<VK::Texture> *texture;
std::shared_ptr<VK::Model> *ptr;
mrb_get_args(mrb, "dd", &mesh, &cg_mesh_type, &texture, &cg_texture_type);
ptr = (std::shared_ptr<VK::Model>*)DATA_PTR(self);
if(ptr) mrb_free(mrb, ptr);
ptr = (std::shared_ptr<VK::Model>*)mrb_malloc(
mrb, sizeof(std::shared_ptr<VK::Model>));
new(ptr)std::shared_ptr<VK::Model>(
std::make_shared<VK::Model>(*mesh, *texture));
mrb_data_init(self, ptr, &cg_mesh_type);
return self;
}
static mrb_value
cg_cModel_draw(mrb_state *mrb, mrb_value self)
{
auto ptr = (std::shared_ptr<VK::Model>*)DATA_PTR(self);
VK::ModelInstance instance;
std::shared_ptr<glm::vec3> *position;
std::shared_ptr<glm::vec3> *rotation;
mrb_get_args(
mrb, "dd", &position, &cg_vector_3d_type, &rotation, &cg_rotation_3d_type);
instance.position = **position;
instance.rotation = **rotation;
auto &instances = cg_core.vk_renderer->models_to_draw[
cg_core.vk_swapchain->current_frame][*ptr];
instances.push_back(instance);
return self;
}
void
cg_model_init(mrb_state *mrb)
{
struct RClass *cg_m, *cg_cModel;
cg_m = mrb_module_get(mrb, "CandyGear");
cg_cModel = mrb_define_class_under(mrb, cg_m, "Model", mrb->object_class);
MRB_SET_INSTANCE_TT(cg_cModel, MRB_TT_DATA);
mrb_define_method(
mrb, cg_cModel, "initialize", cg_cModel_initialize, MRB_ARGS_REQ(2));
mrb_define_method(mrb, cg_cModel, "draw", cg_cModel_draw, MRB_ARGS_REQ(2));
}
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