grouped entity physics state into a struct

[blank.git] / src / world / Entity.cpp

diff --git a/src/world/Entity.cpp b/src/world/Entity.cpp
deleted file mode 100644 (file)
index b909603..0000000
--- a/src/world/Entity.cpp
+++ /dev/null
@@ -1,118 +0,0 @@
-#include "Entity.hpp"
-
-#include "../model/Shape.hpp"
-
-#include <cmath>
-#include <glm/gtx/quaternion.hpp>
-#include <glm/gtx/transform.hpp>
-
-namespace {
-
-blank::EntityModel::Buffer model_buffer;
-
-}
-
-namespace blank {
-
-Entity::Entity() noexcept
-: model()
-, id(-1)
-, name("anonymous")
-, bounds()
-, velocity(0, 0, 0)
-, chunk(0, 0, 0)
-, angular_velocity(0.0f)
-, ref_count(0)
-, world_collision(false)
-, dead(false) {
-
-}
-
-
-void Entity::Position(const Chunk::Pos &c, const glm::vec3 &pos) noexcept {
-       chunk = c;
-       model.Position(pos);
-}
-
-void Entity::Position(const glm::vec3 &pos) noexcept {
-       glm::vec3 position(pos);
-       while (position.x >= Chunk::width) {
-               position.x -= Chunk::width;
-               ++chunk.x;
-       }
-       while (position.x < 0) {
-               position.x += Chunk::width;
-               --chunk.x;
-       }
-       while (position.y >= Chunk::height) {
-               position.y -= Chunk::height;
-               ++chunk.y;
-       }
-       while (position.y < 0) {
-               position.y += Chunk::height;
-               --chunk.y;
-       }
-       while (position.z >= Chunk::depth) {
-               position.z -= Chunk::depth;
-               ++chunk.z;
-       }
-       while (position.z < 0) {
-               position.z += Chunk::depth;
-               --chunk.z;
-       }
-       model.Position(position);
-}
-
-void Entity::Move(const glm::vec3 &delta) noexcept {
-       Position(Position() + delta);
-}
-
-void Entity::Rotate(const glm::quat &delta) noexcept {
-       Orientation(delta * Orientation());
-}
-
-glm::mat4 Entity::ChunkTransform(const Chunk::Pos &chunk_offset) const noexcept {
-       const glm::vec3 translation = glm::vec3((chunk - chunk_offset) * Chunk::Extent());
-       return glm::translate(translation);
-}
-
-glm::mat4 Entity::Transform(const Chunk::Pos &chunk_offset) const noexcept {
-       const glm::vec3 translation = glm::vec3((chunk - chunk_offset) * Chunk::Extent()) + Position();
-       glm::mat4 transform(toMat4(Orientation()));
-       transform[3].x = translation.x;
-       transform[3].y = translation.y;
-       transform[3].z = translation.z;
-       return transform;
-}
-
-Ray Entity::Aim(const Chunk::Pos &chunk_offset) const noexcept {
-       glm::mat4 transform = Transform(chunk_offset);
-       glm::vec4 from = transform * glm::vec4(0.0f, 0.0f, 0.0f, 1.0f);
-       from /= from.w;
-       glm::vec4 to = transform * glm::vec4(0.0f, 0.0f, -1.0f, 1.0f);
-       to /= to.w;
-       return Ray{ glm::vec3(from), glm::normalize(glm::vec3(to - from)) };
-}
-
-namespace {
-
-glm::quat delta_rot(const glm::vec3 &av, float dt) {
-       glm::vec3 half(av * dt * 0.5f);
-       float mag = length(half);
-       if (mag > 0.0f) {
-               float smag = std::sin(mag) / mag;
-               return glm::quat(std::cos(mag), half * smag);
-       } else {
-               return glm::quat(1.0f, 0.0f, 0.0f, 0.0f);
-       }
-}
-
-}
-
-void Entity::Update(int dt) noexcept {
-       float fdt = float(dt);
-       Move(velocity * fdt);
-       Rotate(delta_rot(angular_velocity, fdt));
-}
-
-}