System info & network

code/physics/world.cpp

@@ -0,0 +1,72 @@
+#include "world.h"
+#include "base.h"
+
+
+phy_world *phy_create_world(v3 gravity)
+{
+	phy_world *world = PHY_ALLOC(phy_world, 1);
+	world->bodies = NULL;
+	world->bodies_count = 0;
+	world->gravity = gravity;
+	return world;
+}
+
+void phy_destroy_world(phy_world *world)
+{
+	PHY_FREE(world->bodies);
+	world->bodies_count = 0;
+}
+
+phy_body_offset phy_new_body(phy_world *world)
+{
+	phy_body_offset offset = world->bodies_count;
+	world->bodies_count++;
+	world->bodies = PHY_REALLOC(phy_body, world->bodies, world->bodies_count);
+	return offset;
+}
+
+void phy_body_init_default(phy_body *body)
+{
+	body->position = {0, 0, 0};
+	body->rotation = {0, 0, 0};
+	body->mass = 0;
+	body->center_of_mass = {0, 0, 0};
+
+	body->velocity = {0, 0, 0};
+	body->angular_velocity = {0, 0, 0};
+
+	body->gravity_multiplier = 1;
+
+	body->friction = 0;
+	body->bounciness = 1;
+}
+
+phy_body_offset phy_create_box(phy_world *world, v3 position, v3 rotation, f32 mass, v3 dimensions)
+{
+	phy_body_offset offset = phy_new_body(world);
+	phy_body *body = PHY_BODY(world, offset);
+
+	phy_body_init_default(body);
+	body->position = position;
+	body->rotation = rotation;
+	body->mass = mass;
+	body->shape = PHY_SHAPE_BOX;
+	body->box.dimensions = dimensions;
+
+	return offset;
+}
+
+phy_body_offset phy_create_sphere(phy_world *world, v3 position, v3 rotation, f32 mass, f32 radius)
+{
+	phy_body_offset offset = phy_new_body(world);
+	phy_body *body = PHY_BODY(world, offset);
+
+	phy_body_init_default(body);
+	body->position = position;
+	body->rotation = rotation;
+	body->mass = mass;
+	body->shape = PHY_SHAPE_SPHERE;
+	body->sphere.radius = radius;
+
+	return offset;
+}