This commit is contained in:
aozhiwei 2019-06-10 15:39:48 +08:00
parent 34d91a7942
commit 66410aefce
3 changed files with 62 additions and 13 deletions

View File

@ -5,18 +5,6 @@
#include <glm/gtx/intersect.hpp> #include <glm/gtx/intersect.hpp>
#include <glm/vec3.hpp> #include <glm/vec3.hpp>
void TestGlm()
{
glm::vec3 orig(0.0, 0.0, 0.0);
glm::vec3 dir(1.0, 1.0, 0);
glm::vec3 v0(0.0, 1.0, 0);
glm::vec3 v1(1.3, 1.0, 0);
glm::vec3 v2(0.0, 2.0, 0);
glm::vec3 baryPosition;
bool ret = glm::intersectRayTriangle(orig, dir, v0, v1, v2, baryPosition);
int i = 0;
}
bool IntersectSegmentCircle(Vector2D p0, Vector2D p1, Vector2D pos, float rad) bool IntersectSegmentCircle(Vector2D p0, Vector2D p1, Vector2D pos, float rad)
{ {
Vector2D t = p1 - p0; Vector2D t = p1 - p0;

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@ -14,4 +14,3 @@ bool CalcAabbAabbSafePoint(Vector2D a_min, Vector2D a_max, Vector2D b_min, Vecto
Vector2D& new_pos); Vector2D& new_pos);
bool CalcAabbCircleSafePoint(Vector2D a_min, Vector2D a_max, Vector2D b_pos, float b_rad, bool CalcAabbCircleSafePoint(Vector2D a_min, Vector2D a_max, Vector2D b_pos, float b_rad,
Vector2D& new_pos); Vector2D& new_pos);
void TestGlm();

View File

@ -5,13 +5,75 @@
#include "human.h" #include "human.h"
#include "room.h" #include "room.h"
#include "metadata.h" #include "metadata.h"
#include "collider.h"
#include "collision.h"
void MovementComponent::RayDetection() void MovementComponent::RayDetection()
{ {
Clear();
if (owner->entity_type == ET_Bullet) { if (owner->entity_type == ET_Bullet) {
Bullet* bullet = (Bullet*)owner; Bullet* bullet = (Bullet*)owner;
} else if (owner->entity_type == ET_Player) { } else if (owner->entity_type == ET_Player) {
Human* hum = (Human*)owner; Human* hum = (Human*)owner;
start_point = hum->pos;
{
Vector2D left_dir = hum->move_dir;
left_dir.Rotate(-90);
left_dir.Normalize();
Vector2D right_dir = hum->move_dir;
right_dir.Rotate(+90);
right_dir.Normalize();
Vector2D left_p0 = left_dir * (hum->meta->i->radius() + 1);
Vector2D left_p1 = left_p0 + hum->move_dir * (MAP_CELL_WIDTH - 64);
Vector2D right_p0 = right_dir * (hum->meta->i->radius() + 1);
Vector2D right_p1 = right_p0 + hum->move_dir * (MAP_CELL_WIDTH - 64);
for (auto& grid : hum->grid_list) {
for (Entity* entity : grid->entity_list) {
switch (entity->entity_type) {
case ET_Obstacle:
{
if (
(hum->last_collision_door == nullptr || hum->last_collision_door != entity)
){
AabbCollider aabb_box;
entity->GetAabbBox(aabb_box);
if (IntersectSegmentAabb(left_p0, left_p1,
aabb_box.owner->pos + aabb_box._min,
aabb_box.owner->pos + aabb_box._max) ||
IntersectSegmentAabb(right_p0, right_p1,
aabb_box.owner->pos + aabb_box._min,
aabb_box.owner->pos + aabb_box._max)
) {
detection_objects.insert(entity);
}
}
}
break;
case ET_Building:
{
AabbCollider aabb_box;
entity->GetAabbBox(aabb_box);
if (IntersectSegmentAabb(left_p0, left_p1,
aabb_box.owner->pos + aabb_box._min,
aabb_box.owner->pos + aabb_box._max) ||
IntersectSegmentAabb(right_p0, right_p1,
aabb_box.owner->pos + aabb_box._min,
aabb_box.owner->pos + aabb_box._max)
) {
detection_objects.insert(entity);
}
}
break;
default:
{
}
break;
}
}
}
}
} }
} }