void BotSetCommand (gedict_t* self)
{
extern float last_frame_time;
float msec_since_last = (last_frame_time - self->fb.last_cmd_sent) * 1000;
int cmd_msec = (int)msec_since_last;
int weapon_script_impulse = 0;
int impulse = 0;
qbool jumping;
qbool firing;
vec3_t direction;
BotPerformRocketJump (self);
if (cmd_msec) {
self->fb.cmd_msec_lost += (msec_since_last - cmd_msec);
if (self->fb.cmd_msec_lost >= 1) {
self->fb.cmd_msec_lost -= 1;
cmd_msec += 1;
}
}
else if (self->fb.cmd_msec_last) {
// Probably re-sending after blocked(), re-use old number
cmd_msec = self->fb.cmd_msec_last;
}
else {
cmd_msec = 12;
}
//G_sprint(self, PRINT_HIGH, "Movement length @ %f: %d\n", last_frame_time, cmd_msec);
// dir_move_ is the direction we want to move in, but need to take inertia into effect
// ... as rough guide (and save doubling physics calculations), scale command >
VectorNormalize (self->fb.dir_move_);
VectorScale (self->fb.dir_move_, sv_maxspeed, self->fb.last_cmd_direction);
trap_makevectors (self->fb.desired_angle);
// During intermission, always do nothing and leave humans to change level
if (intermission_running) {
self->fb.firing = self->fb.jumping = false;
}
else if (teamplay && deathmatch == 1 && !self->fb.firing) {
// Weaponscripts
if (self->s.v.weapon != IT_SHOTGUN && self->s.v.weapon != IT_AXE) {
weapon_script_impulse = (self->s.v.ammo_shells ? 2 : 1);
}
}
impulse =
self->fb.botchose ? self->fb.next_impulse :
self->fb.firing ? self->fb.desired_weapon_impulse :
weapon_script_impulse;
if (self->fb.firing && BotUsingCorrectWeapon (self)) {
impulse = 0; // we already have the requested weapon
}
jumping = self->fb.jumping || self->fb.waterjumping;
firing = self->fb.firing;
self->fb.waterjumping = false;
if (self->fb.dbg_countdown > 0) {
jumping = firing = false;
VectorClear (direction);
--self->fb.dbg_countdown;
}
else {
if (jumping && ((int)self->s.v.flags & FL_ONGROUND)) {
BestJumpingDirection (self);
}
else {
ApplyPhysics (self);
}
if (self->s.v.waterlevel <= 1) {
vec3_t hor;
VectorCopy (self->fb.dir_move_, hor);
hor[2] = 0;
VectorNormalize (hor);
VectorScale (hor, 800, hor);
direction[0] = DotProduct (g_globalvars.v_forward, hor);
direction[1] = DotProduct (g_globalvars.v_right, hor);
direction[2] = 0;
}
else {
direction[0] = DotProduct (g_globalvars.v_forward, self->fb.dir_move_) * 800;
direction[1] = DotProduct (g_globalvars.v_right, self->fb.dir_move_) * 800;
direction[2] = DotProduct (g_globalvars.v_up, self->fb.dir_move_) * 800;
}
#ifdef DEBUG_MOVEMENT
if (self->fb.debug_path) {
G_bprint (PRINT_HIGH, " : final direction sent [%4.1f %4.1f %4.1f]\n", PASSVEC3 (self->fb.dir_move_));
}
#endif
}
self->fb.desired_angle[2] = 0;
if (ISDEAD (self)) {
firing = false;
jumping = BotRequestRespawn (self);
VectorClear (direction);
impulse = 0;
}
else if (self->fb.min_move_time > g_globalvars.time) {
VectorClear (direction);
}
// Keep bots on spawns before match start
if (match_in_progress != 2 && cvar(FB_CVAR_FREEZE_PREWAR)) {
jumping = firing = false;
VectorClear(direction);
impulse = 0;
}
trap_SetBotCMD (
NUM_FOR_EDICT (self),
cmd_msec,
PASSVEC3(self->fb.desired_angle),
PASSVEC3(direction),
(firing ? 1 : 0) | (jumping ? 2 : 0),
impulse
);
self->fb.next_impulse = 0;
self->fb.botchose = false;
self->fb.last_cmd_sent = last_frame_time;
self->fb.cmd_msec_last = cmd_msec;
VectorClear (self->fb.obstruction_normal);
if (self->s.v.button0 && !firing) {
// Stopped firing, randomise next time
self->fb.last_rndaim_time = 0;
}
self->fb.prev_look_object = self->fb.look_object;
VectorCopy (self->s.v.velocity, self->fb.prev_velocity);
}
int main()
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [physics] example - basic rigidbody");
InitPhysics(3); // Initialize physics system with maximum physic objects
// Object initialization
Transform player = (Transform){(Vector2){(screenWidth - OBJECT_SIZE) / 2, (screenHeight - OBJECT_SIZE) / 2}, 0.0f, (Vector2){OBJECT_SIZE, OBJECT_SIZE}};
AddCollider(PLAYER_INDEX, (Collider){true, COLLIDER_RECTANGLE, (Rectangle){player.position.x, player.position.y, player.scale.x, player.scale.y}, 0});
AddRigidbody(PLAYER_INDEX, (Rigidbody){true, 1.0f, (Vector2){0, 0}, (Vector2){0, 0}, false, false, true, 0.5f, 1.0f});
// Floor initialization
// NOTE: floor doesn't need a rigidbody because it's a static physic object, just a collider to collide with other dynamic colliders (with rigidbody)
Transform floor = (Transform){(Vector2){0, screenHeight * 0.8f}, 0.0f, (Vector2){screenWidth, screenHeight * 0.2f}};
AddCollider(PLAYER_INDEX + 1, (Collider){true, COLLIDER_RECTANGLE, (Rectangle){floor.position.x, floor.position.y, floor.scale.x, floor.scale.y}, 0});
// Object properties initialization
float moveSpeed = 6.0f;
float jumpForce = 5.0f;
bool physicsDebug = false;
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// Update object physics
// NOTE: all physics detections and reactions are calculated in ApplyPhysics() function (You will live happier :D)
ApplyPhysics(PLAYER_INDEX, &player.position);
// Check jump button input
if (IsKeyDown(KEY_SPACE) && GetRigidbody(PLAYER_INDEX).isGrounded)
{
// Reset object Y velocity to avoid double jumping cases but keep the same X velocity that it already has
SetRigidbodyVelocity(PLAYER_INDEX, (Vector2){GetRigidbody(PLAYER_INDEX).velocity.x, 0});
// Add jumping force in Y axis
AddRigidbodyForce(PLAYER_INDEX, (Vector2){0, jumpForce});
}
// Check movement buttons input
if (IsKeyDown(KEY_RIGHT) || IsKeyDown(KEY_D))
{
// Set rigidbody velocity in X based on moveSpeed value and apply the same Y velocity that it already has
SetRigidbodyVelocity(PLAYER_INDEX, (Vector2){moveSpeed, GetRigidbody(PLAYER_INDEX).velocity.y});
}
else if (IsKeyDown(KEY_LEFT) || IsKeyDown(KEY_A))
{
// Set rigidbody velocity in X based on moveSpeed negative value and apply the same Y velocity that it already has
SetRigidbodyVelocity(PLAYER_INDEX, (Vector2){-moveSpeed, GetRigidbody(PLAYER_INDEX).velocity.y});
}
// Check debug mode toggle button input
if (IsKeyPressed(KEY_P)) physicsDebug = !physicsDebug;
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
// Draw information
DrawText("Use LEFT / RIGHT to MOVE and SPACE to JUMP", (screenWidth - MeasureText("Use LEFT / RIGHT to MOVE and SPACE to JUMP", 20)) / 2, screenHeight * 0.20f, 20, LIGHTGRAY);
DrawText("Use P to switch DEBUG MODE", (screenWidth - MeasureText("Use P to switch DEBUG MODE", 20)) / 2, screenHeight * 0.3f, 20, LIGHTGRAY);
// Check if debug mode is enabled
if (physicsDebug)
{
// Draw every internal physics stored collider if it is active
for (int i = 0; i < 2; i++)
{
if (GetCollider(i).enabled)
{
DrawRectangleLines(GetCollider(i).bounds.x, GetCollider(i).bounds.y, GetCollider(i).bounds.width, GetCollider(i).bounds.height, GREEN);
}
}
}
else
{
// Draw player and floor
DrawRectangleRec((Rectangle){player.position.x, player.position.y, player.scale.x, player.scale.y}, GRAY);
DrawRectangleRec((Rectangle){floor.position.x, floor.position.y, floor.scale.x, floor.scale.y}, BLACK);
}
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadPhysics(); // Unload physic objects
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}