HydraV3/HydraEngine/source/actor/HydraPlaneActor.cpp

#include "HydraPlaneActor.h"
#include "../engine/HydraEngine.h"
#include "../actor/HydraActorManager.h"
#include "../task/HydraTask.h"
#include "../ecs/HydraECS.h"
#include "../ecs/components/HydraPositionComponent.h"
#include "../ecs/components/HydraMeshComponent.h"
#include "../ecs/components/HydraRenderableComponent.h"
#include "../ecs/components/HydraMaterialComponent.h"
#include "../ecs/components/HydraPhysicsComponent.h"
#include "../buffer/HydraMaterialBufferManager.h"
#include "../buffer/HydraTextureBufferManager.h"
#include "../buffer/HydraMaterialBuffer.h"
#include "../mesh/HydraMeshManager.h"
#include "../mesh/HydraMesh.h"

void HydraPlaneActor::InitialiseComponents()
{
	// HydraECS* ecs = GetEngine()->ECS();
	// HydraID entity_id = ecs->CreateEntity();
	_CreatePosition();
	_CreatePhysics();

	_CreateMaterial();
	_CreateMesh();
	_CreateRenderableComponent();
	
}

void HydraPlaneActor::DeferredInitialiseComponents()
{
}

void HydraPlaneActor::_CreatePosition()
{
	HydraECS *ecs = GetEngine()->ECS();
	HydraPositionComponent position_component;
	ecs->AddComponent<HydraPositionComponent>(GetID(), position_component);
}

void HydraPlaneActor::_CreateMesh()
{
	HydraMeshManager *mesh_manager = GetEngine()->MeshManager();
	HydraID mesh_id = mesh_manager->CreateMesh();
	HydraMesh *mesh = mesh_manager->GetMesh(mesh_id);

	HydraMaterialComponent mat_comp = GetEngine()->ECS()->GetComponent<HydraMaterialComponent>(GetID());

	mesh->vertexes.resize(24);
	mesh->indexes.resize(36);

	float scale_x = 1000.0f;
	float scale_y = 1.0f;
	float scale_z = 1000.0f;

	float min_x = -0.5f * scale_x;
	float min_y = -0.5f * scale_y;
	float min_z = -0.5f * scale_z;

	float max_x = 0.5f * scale_x;
	float max_y = 0.5f * scale_y;
	float max_z = 0.5f * scale_z;

	float min_u = 1000;
	float min_v = 0;

	float max_u = 0;
	float max_v = 1000;

	// 1---2		5---6
	//|	/ |		| / |
	// 0---3		4---7

	HydraID actor_id = GetID();
	mesh->vertexes[0] = {min_x, min_y, min_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[1] = {min_x, max_y, min_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[2] = {max_x, max_y, min_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[3] = {max_x, min_y, min_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	// Face 0
	mesh->indexes[0] = 0;
	mesh->indexes[1] = 1;
	mesh->indexes[2] = 2;

	mesh->indexes[3] = 0;
	mesh->indexes[4] = 2;
	mesh->indexes[5] = 3;

	mesh->vertexes[4] = {max_x, min_y, min_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[5] = {max_x, max_y, min_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[6] = {max_x, max_y, max_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[7] = {max_x, min_y, max_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	mesh->indexes[6] = 4;
	mesh->indexes[7] = 5;
	mesh->indexes[8] = 6;

	mesh->indexes[9] = 4;
	mesh->indexes[10] = 6;
	mesh->indexes[11] = 7;

	// Back Face
	mesh->vertexes[8] = {max_x, min_y, max_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[9] = {max_x, max_y, max_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[10] = {min_x, max_y, max_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[11] = {min_x, min_y, max_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	mesh->indexes[12] = 8;
	mesh->indexes[13] = 9;
	mesh->indexes[14] = 10;

	mesh->indexes[15] = 8;
	mesh->indexes[16] = 10;
	mesh->indexes[17] = 11;

	mesh->vertexes[12] = {min_x, min_y, max_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[13] = {min_x, max_y, max_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[14] = {min_x, max_y, min_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[15] = {min_x, min_y, min_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	mesh->indexes[18] = 12;
	mesh->indexes[19] = 13;
	mesh->indexes[20] = 14;

	mesh->indexes[21] = 12;
	mesh->indexes[22] = 14;
	mesh->indexes[23] = 15;

	mesh->vertexes[16] = {min_x, max_y, min_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[17] = {min_x, max_y, max_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[18] = {max_x, max_y, max_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[19] = {max_x, max_y, min_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	mesh->indexes[24] = 16;
	mesh->indexes[25] = 17;
	mesh->indexes[26] = 18;

	mesh->indexes[27] = 16;
	mesh->indexes[28] = 18;
	mesh->indexes[29] = 19;

	mesh->vertexes[20] = {min_x, min_y, min_z, min_u, min_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[21] = {max_x, min_y, min_z, min_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[22] = {max_x, min_y, max_z, max_u, max_v, actor_id, mat_comp.material_id, 0};
	mesh->vertexes[23] = {min_x, min_y, max_z, max_u, min_v, actor_id, mat_comp.material_id, 0};

	mesh->indexes[30] = 20;
	mesh->indexes[31] = 21;
	mesh->indexes[32] = 22;

	mesh->indexes[33] = 20;
	mesh->indexes[34] = 22;
	mesh->indexes[35] = 23;

	mesh_manager->CalculateNormals(mesh->mesh_id);

	HydraECS *ecs = GetEngine()->ECS();
	HydraMeshComponent mesh_comp;

	mesh_comp.mesh_id = mesh_id;
	mesh_comp.mesh_state = HYDRA_STATE::Waiting;

	ecs->AddComponent<HydraMeshComponent>(GetID(), mesh_comp);
}

void HydraPlaneActor::_CreateMaterial()
{

	HydraEngine *engine = GetEngine();
	std::string filename = std::string(texture_base) + std::string("/DesignArea/DesignArea_Albedo_white.png");

	HydraID tex_id = engine->TextureBufferManager()->LoadTexture(filename);

	HydraMaterialBuffer material = {};

	material.diffuse_texture_id = tex_id;
	material.diffuse_colour = glm::vec4(1, 1, 1, 1);
	material.emmissive_metalic_rough = glm::vec4(0, 0.5, 0.3, 1);
	HydraID mat_id = engine->MaterialBufferManager()->CreateMaterial(material);

	HydraMaterialComponent mat_comp = {};
	mat_comp.material_id = mat_id;
	engine->ECS()->AddComponent<HydraMaterialComponent>(GetID(), mat_comp);
}

void HydraPlaneActor::_CreatePhysics()
{
	HydraEngine *engine = GetEngine();
	HydraPhysicsComponent phys_comp = {};
	phys_comp.mass = 0;
	phys_comp.phyics_type = HYDRA_PHYSICS_TYPE::HYDRA_STATIC_BODY;
	phys_comp.physics_shape = HYDRA_PHYSICS_SHAPE::HYDRA_PHYSICS_BOX;

	phys_comp.depth = 1000.0f;
	phys_comp.height = 1.0f;
	phys_comp.width = 1000.0f;

	engine->ECS()->AddComponent<HydraPhysicsComponent>(GetID(), phys_comp);
	
}
void HydraPlaneActor::_CreateRenderableComponent()
{
	HydraRenderableComponent render_comp;
	HydraECS *ecs = GetEngine()->ECS();
	render_comp.renderable_types.set((uint32_t)HYDRA_RENDERABLE_TYPE::HYDRA_COLOUR, true);
	ecs->AddComponent<HydraRenderableComponent>(GetID(), render_comp);
}