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Reorganise, separate motion from input parsing

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Parse input was computing irrelevant data. The function has been inlined
and extraneous computations in the function has been moved to the
appropriate locations.
This commit is contained in:
Doyle Thai 2016-08-22 23:13:44 +10:00
parent 42a004e6e3
commit 4d7025876f
3 changed files with 315 additions and 257 deletions
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570
src/WorldTraveller.c
View File

@ -291,6 +291,7 @@ INTERNAL void entityInit(GameState *state, v2 windowSize)
hero->audioRenderer = PLATFORM_MEM_ALLOC(arena, 1, AudioRenderer); hero->audioRenderer = PLATFORM_MEM_ALLOC(arena, 1, AudioRenderer);
hero->audioRenderer->sourceIndex = AUDIO_SOURCE_UNASSIGNED; hero->audioRenderer->sourceIndex = AUDIO_SOURCE_UNASSIGNED;
world->heroId = hero->id; world->heroId = hero->id;
world->cameraFollowingId = hero->id;
/* Populate hero animation references */ /* Populate hero animation references */
entity_addAnim(assetManager, hero, animlist_hero_idle); entity_addAnim(assetManager, hero, animlist_hero_idle);
@ -537,229 +538,6 @@ INTERNAL b32 getKeyStatus(KeyState *key, enum ReadKeyType readType,
return FALSE; return FALSE;
} }
INTERNAL void parseInput(GameState *state, const f32 dt)
{
/*
Equations of Motion
f(t) = position m
f'(t) = velocity m/s
f"(t) = acceleration m/s^2
The user supplies an acceleration, a, and by integrating
f"(t) = a, where a is a constant, acceleration
f'(t) = a*t + v, where v is a constant, old velocity
f (t) = (a/2)*t^2 + v*t + p, where p is a constant, old position
*/
World *const world = &state->world[state->currWorldIndex];
Entity *hero = &world->entities[entity_getIndex(world, world->heroId)];
v2 ddPos = V2(0, 0);
KeyState *keys = state->input.keys;
for (enum KeyCode i = 0; i < keycode_count; i++)
{
KeyState *currKey = &keys[i];
if (currKey->newHalfTransitionCount > currKey->oldHalfTransitionCount)
{
i32 numTransitions = currKey->newHalfTransitionCount -
currKey->oldHalfTransitionCount;
if (!IS_EVEN(numTransitions))
{
currKey->endedDown = ~currKey->endedDown;
}
}
// Parse ui input
// TODO(doyle): Multi press within frame overrides UI input parsing
if ((i >= keycode_A && i <= keycode_Z) ||
(i >= keycode_a && i <= keycode_z))
{
if (getKeyStatus(currKey, readkeytype_repeat, 0.15f, dt))
{
state->uiState.keyChar = i;
}
}
}
if (hero->stats->busyDuration <= 0)
{
if (getKeyStatus(&keys[keycode_right], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.x = 1.0f;
hero->direction = direction_east;
}
if (getKeyStatus(&keys[keycode_left], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.x = -1.0f;
hero->direction = direction_west;
}
if (getKeyStatus(&keys[keycode_up], readkeytype_repeat, KEY_DELAY_NONE,
dt))
{
ddPos.y = 1.0f;
}
if (getKeyStatus(&keys[keycode_down], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.y = -1.0f;
}
if (ddPos.x != 0.0f && ddPos.y != 0.0f)
{
// NOTE(doyle): Cheese it and pre-compute the vector for diagonal
// using
// pythagoras theorem on a unit triangle
// 1^2 + 1^2 = c^2
ddPos = v2_scale(ddPos, 0.70710678118f);
}
if (getKeyStatus(&keys[keycode_enter], readkeytype_oneShot,
KEY_DELAY_NONE, dt))
{
state->uiState.keyEntered = keycode_enter;
}
if (getKeyStatus(&keys[keycode_tab], readkeytype_delayedRepeat, 0.25f,
dt))
{
state->uiState.keyEntered = keycode_tab;
}
if (getKeyStatus(&keys[keycode_space], readkeytype_delayedRepeat, 0.25f,
dt))
{
state->uiState.keyChar = keycode_space;
}
if (getKeyStatus(&keys[keycode_i], readkeytype_delayedRepeat, 0.25f,
dt))
{
state->uiState.keyChar = keycode_i;
}
if (getKeyStatus(&keys[keycode_backspace], readkeytype_delayedRepeat,
0.1f, dt))
{
state->uiState.keyEntered = keycode_backspace;
}
if (getKeyStatus(&keys[keycode_left_square_bracket],
readkeytype_delayedRepeat, 0.25f, dt))
{
Renderer *renderer = &state->renderer;
f32 yPos = CAST(f32)(rand() % CAST(i32)renderer->size.h);
f32 xModifier = 5.0f - CAST(f32)(rand() % 3);
v2 pos = V2(renderer->size.w - (renderer->size.w / xModifier), yPos);
entity_addGenericMob(&state->arena, &state->assetManager, world,
pos);
}
}
// NOTE(doyle): Clipping threshold for snapping velocity to 0
f32 epsilon = 0.5f;
v2 epsilonDpos = v2_sub(V2(epsilon, epsilon),
V2(ABS(hero->dPos.x), ABS(hero->dPos.y)));
if (epsilonDpos.x >= 0.0f && epsilonDpos.y >= 0.0f)
{
hero->dPos = V2(0.0f, 0.0f);
if (hero->currAnimId == animlist_hero_walk)
{
entity_setActiveAnim(hero, animlist_hero_idle);
}
}
else if (hero->currAnimId == animlist_hero_idle)
{
entity_setActiveAnim(hero, animlist_hero_walk);
}
f32 heroSpeed = 6.2f * METERS_TO_PIXEL;
if (getKeyStatus(&state->input.keys[keycode_leftShift], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
// TODO: Context sensitive command separation
state->uiState.keyMod = keycode_leftShift;
heroSpeed = CAST(f32)(22.0f * 10.0f * METERS_TO_PIXEL);
}
else
{
state->uiState.keyMod = keycode_null;
}
ddPos = v2_scale(ddPos, heroSpeed);
// TODO(doyle): Counteracting force on player's acceleration is arbitrary
ddPos = v2_sub(ddPos, v2_scale(hero->dPos, 5.5f));
/*
NOTE(doyle): Calculate new position from acceleration with old velocity
new Position = (a/2) * (t^2) + (v*t) + p,
acceleration = (a/2) * (t^2)
old velocity = (v*t)
*/
v2 ddPosNew = v2_scale(v2_scale(ddPos, 0.5f), SQUARED(dt));
v2 dPos = v2_scale(hero->dPos, dt);
v2 newHeroP = v2_add(v2_add(ddPosNew, dPos), hero->pos);
// TODO(doyle): Only check collision for entities within small bounding box
// of the hero
b32 heroCollided = FALSE;
if (hero->collides == TRUE)
{
for (i32 i = 0; i < world->maxEntities; i++)
{
Entity entity = world->entities[i];
if (entity.state == entitystate_dead) continue;
if (entity.id == world->heroId) continue;
if (entity.collides)
{
v4 heroRect =
V4(newHeroP.x, newHeroP.y, (newHeroP.x + hero->hitboxSize.x),
(newHeroP.y + hero->hitboxSize.y));
v4 entityRect = getEntityScreenRect(entity);
if (((heroRect.z >= entityRect.x && heroRect.z <= entityRect.z) ||
(heroRect.x >= entityRect.x && heroRect.x <= entityRect.z)) &&
((heroRect.w <= entityRect.y && heroRect.w >= entityRect.w) ||
(heroRect.y <= entityRect.y && heroRect.y >= entityRect.w)))
{
heroCollided = TRUE;
break;
}
}
}
}
if (heroCollided)
{
hero->dPos = V2(0.0f, 0.0f);
}
else
{
// f'(t) = curr velocity = a*t + v, where v is old velocity
hero->dPos = v2_add(hero->dPos, v2_scale(ddPos, dt));
hero->pos = newHeroP;
// NOTE(doyle): Set the camera such that the hero is centered
v2 offsetFromHeroToCameraOrigin =
V2((hero->pos.x - (0.5f * state->renderer.size.w)), (0.0f));
// NOTE(doyle): Account for the hero's origin being the bottom left
offsetFromHeroToCameraOrigin.x += (hero->hitboxSize.x * 0.5f);
world->cameraPos = offsetFromHeroToCameraOrigin;
}
}
INTERNAL Rect createWorldBoundedCamera(World *world, v2 size) INTERNAL Rect createWorldBoundedCamera(World *world, v2 size)
{ {
Rect camera = {world->cameraPos, size}; Rect camera = {world->cameraPos, size};
@ -1097,7 +875,7 @@ INTERNAL void endAttack(MemoryArena *arena, EventQueue *eventQueue,
} }
} }
INTERNAL void sortWorldEntityList(World *world, i32 numDeadEntities) INTERNAL void sortWorldEntityList(World *world)
{ {
b32 listHasChanged = TRUE; b32 listHasChanged = TRUE;
i32 numUnsortedEntities = world->freeEntityIndex; i32 numUnsortedEntities = world->freeEntityIndex;
@ -1120,8 +898,6 @@ INTERNAL void sortWorldEntityList(World *world, i32 numDeadEntities)
} }
numUnsortedEntities--; numUnsortedEntities--;
} }
world->freeEntityIndex -= numDeadEntities;
} }
typedef struct DamageDisplay typedef struct DamageDisplay
@ -1138,12 +914,10 @@ typedef struct BattleState
GLOBAL_VAR BattleState battleState = {0}; GLOBAL_VAR BattleState battleState = {0};
void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt) void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
{ {
// TODO(doyle): use proper dt limiting techniques
if (dt >= 1.0f) dt = 1.0f; if (dt >= 1.0f) dt = 1.0f;
/* Update */
parseInput(state, dt);
GL_CHECK_ERROR(); GL_CHECK_ERROR();
AssetManager *assetManager = &state->assetManager; AssetManager *assetManager = &state->assetManager;
@ -1152,6 +926,89 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
Font *font = &assetManager->font; Font *font = &assetManager->font;
MemoryArena *arena = &state->arena; MemoryArena *arena = &state->arena;
/*
**********************
* Parse Input Keys
**********************
*/
{
/*
**********************
* Parse Alphabet Keys
**********************
*/
KeyState *keys = state->input.keys;
for (enum KeyCode code = 0; code < keycode_count; code++)
{
b32 parseKey = FALSE;
KeyState *key = &keys[code];
if (key->newHalfTransitionCount > key->oldHalfTransitionCount)
{
i32 numTransitions =
key->newHalfTransitionCount - key->oldHalfTransitionCount;
if (!IS_EVEN(numTransitions))
key->endedDown = (key->endedDown) ? FALSE : TRUE;
}
if (code >= keycode_a && code <= keycode_z) parseKey = TRUE;
if (code >= keycode_A && code <= keycode_Z) parseKey = TRUE;
if (code >= keycode_0 && code <= keycode_9) parseKey = TRUE;
if (!parseKey) continue;
if (getKeyStatus(key, readkeytype_repeat, 0.15f, dt))
{
// TODO(doyle): Multi press within frame overrides ui parsing
state->uiState.keyChar = code;
}
}
/*
**************************
* Parse Game Control Keys
**************************
*/
if (getKeyStatus(&keys[keycode_enter], readkeytype_oneShot,
KEY_DELAY_NONE, dt))
{
state->uiState.keyEntered = keycode_enter;
}
if (getKeyStatus(&keys[keycode_tab], readkeytype_delayedRepeat, 0.25f,
dt))
{
state->uiState.keyEntered = keycode_tab;
}
if (getKeyStatus(&keys[keycode_space], readkeytype_delayedRepeat, 0.25f,
dt))
{
state->uiState.keyChar = keycode_space;
}
if (getKeyStatus(&keys[keycode_backspace], readkeytype_delayedRepeat,
0.1f, dt))
{
state->uiState.keyEntered = keycode_backspace;
}
if (getKeyStatus(&keys[keycode_left_square_bracket],
readkeytype_delayedRepeat, 0.25f, dt))
{
Renderer *renderer = &state->renderer;
f32 yPos = CAST(f32)(rand() % CAST(i32) renderer->size.h);
f32 xModifier = 5.0f - CAST(f32)(rand() % 3);
v2 pos =
V2(renderer->size.w - (renderer->size.w / xModifier), yPos);
entity_addGenericMob(&state->arena, &state->assetManager, world,
pos);
}
}
/* /*
****************************** ******************************
* Update entities and render * Update entities and render
@ -1160,10 +1017,24 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
EventQueue eventQueue = {0}; EventQueue eventQueue = {0};
Rect camera = createWorldBoundedCamera(world, renderer->size); Rect camera = createWorldBoundedCamera(world, renderer->size);
AudioManager *audioManager = &state->audioManager; AudioManager *audioManager = &state->audioManager;
ASSERT(world->freeEntityIndex < world->maxEntities); ASSERT(world->freeEntityIndex < world->maxEntities);
for (i32 i = 0; i < world->freeEntityIndex; i++) for (i32 i = 0; i < world->freeEntityIndex; i++)
{ {
Entity *const entity = &world->entities[i]; Entity *const entity = &world->entities[i];
/* Reposition camera if entity is targeted id */
if (world->cameraFollowingId == entity->id)
{
// NOTE(doyle): Set the camera such that the hero is centered
v2 offsetFromEntityToCameraOrigin =
V2((entity->pos.x - (0.5f * state->renderer.size.w)), (0.0f));
// NOTE(doyle): Account for the hero's origin being the bottom left
offsetFromEntityToCameraOrigin.x += (entity->hitboxSize.x * 0.5f);
world->cameraPos = offsetFromEntityToCameraOrigin;
}
if (entity->state == entitystate_dead) continue; if (entity->state == entitystate_dead) continue;
if (entity->type == entitytype_soundscape) if (entity->type == entitytype_soundscape)
@ -1229,7 +1100,7 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
/* /*
***************************************************** *****************************************************
* Set mob to battle mode if within distance from hero * Calculate Mob In Battle Range
***************************************************** *****************************************************
*/ */
if (entity->type == entitytype_mob) if (entity->type == entitytype_mob)
@ -1262,9 +1133,178 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
entityStateSwitch(&eventQueue, world, entity, newState); entityStateSwitch(&eventQueue, world, entity, newState);
} }
/*
**************************
* Calculate Hero Movement
**************************
*/
if (entity->type == entitytype_hero)
{
/*
Equations of Motion
f(t) = position m
f'(t) = velocity m/s
f"(t) = acceleration m/s^2
The user supplies an acceleration, a, and by integrating
f"(t) = a, where a is a constant, acceleration
f'(t) = a*t + v, where v is a constant, old velocity
f (t) = (a/2)*t^2 + v*t + p, where p is a constant, old position
*/
Entity *hero = entity;
KeyState *keys = state->input.keys;
v2 ddPos = V2(0, 0);
if (hero->stats->busyDuration <= 0)
{
if (getKeyStatus(&keys[keycode_right], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.x = 1.0f;
hero->direction = direction_east;
}
if (getKeyStatus(&keys[keycode_left], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.x = -1.0f;
hero->direction = direction_west;
}
if (getKeyStatus(&keys[keycode_up], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.y = 1.0f;
}
if (getKeyStatus(&keys[keycode_down], readkeytype_repeat,
KEY_DELAY_NONE, dt))
{
ddPos.y = -1.0f;
}
if (ddPos.x != 0.0f && ddPos.y != 0.0f)
{
// NOTE(doyle): Cheese it and pre-compute the vector for
// diagonal
// using
// pythagoras theorem on a unit triangle
// 1^2 + 1^2 = c^2
ddPos = v2_scale(ddPos, 0.70710678118f);
}
}
/*
**************************
* Calculate Hero Speed
**************************
*/
// NOTE(doyle): Clipping threshold for snapping velocity to 0
f32 epsilon = 0.5f;
v2 epsilonDpos = v2_sub(V2(epsilon, epsilon),
V2(ABS(hero->dPos.x), ABS(hero->dPos.y)));
if (epsilonDpos.x >= 0.0f && epsilonDpos.y >= 0.0f)
{
hero->dPos = V2(0.0f, 0.0f);
if (hero->currAnimId == animlist_hero_walk)
{
entity_setActiveAnim(hero, animlist_hero_idle);
}
}
else if (hero->currAnimId == animlist_hero_idle)
{
entity_setActiveAnim(hero, animlist_hero_walk);
}
f32 heroSpeed = 6.2f * METERS_TO_PIXEL;
if (getKeyStatus(&state->input.keys[keycode_leftShift],
readkeytype_repeat, KEY_DELAY_NONE, dt))
{
// TODO: Context sensitive command separation
state->uiState.keyMod = keycode_leftShift;
heroSpeed = CAST(f32)(22.0f * 10.0f * METERS_TO_PIXEL);
}
else
{
state->uiState.keyMod = keycode_null;
}
ddPos = v2_scale(ddPos, heroSpeed);
// TODO(doyle): Counteracting force on player's acceleration is
// arbitrary
ddPos = v2_sub(ddPos, v2_scale(hero->dPos, 5.5f));
/*
NOTE(doyle): Calculate new position from acceleration with old
velocity
new Position = (a/2) * (t^2) + (v*t) + p,
acceleration = (a/2) * (t^2)
old velocity = (v*t)
*/
v2 ddPosNew = v2_scale(v2_scale(ddPos, 0.5f), SQUARED(dt));
v2 dPos = v2_scale(hero->dPos, dt);
v2 newHeroP = v2_add(v2_add(ddPosNew, dPos), hero->pos);
/*
**************************
* Collision Detection
**************************
*/
// TODO(doyle): Only check collision for entities within small
// bounding box of the hero
b32 heroCollided = FALSE;
if (hero->collides == TRUE)
{
for (i32 i = 0; i < world->maxEntities; i++)
{
Entity collider = world->entities[i];
if (collider.state == entitystate_dead) continue;
if (collider.id == world->heroId) continue;
if (collider.collides)
{
Rect heroRect = {newHeroP, hero->hitboxSize};
v2 heroTopLeftP = getPosRelativeToRect(
heroRect, V2(0, 0), rectbaseline_topLeft);
v2 heroTopRightP = getPosRelativeToRect(
heroRect, V2(0, 0), rectbaseline_topRight);
v2 heroBottomLeftP = getPosRelativeToRect(
heroRect, V2(0, 0), rectbaseline_bottomLeft);
v2 heroBottomRightP = getPosRelativeToRect(
heroRect, V2(0, 0), rectbaseline_bottomRight);
Rect colliderRect = {collider.pos, collider.hitboxSize};
if (math_pointInRect(colliderRect, heroTopLeftP) ||
math_pointInRect(colliderRect, heroTopRightP) ||
math_pointInRect(colliderRect, heroBottomLeftP) ||
math_pointInRect(colliderRect, heroBottomRightP))
{
heroCollided = TRUE;
break;
}
}
}
}
if (heroCollided)
{
hero->dPos = V2(0.0f, 0.0f);
}
else
{
// f'(t) = curr velocity = a*t + v, where v is old velocity
hero->dPos = v2_add(hero->dPos, v2_scale(ddPos, dt));
hero->pos = newHeroP;
}
}
/* /*
************************************************** **************************************************
* Conduct battle for humanoid entities if in range * Conduct Battle For Mobs In Range
************************************************** **************************************************
*/ */
if (entity->type == entitytype_mob || entity->type == entitytype_hero) if (entity->type == entitytype_mob || entity->type == entitytype_hero)
@ -1298,17 +1338,17 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
} }
} }
/*
****************
* Update Entity
****************
*/
if (entity->audioRenderer) if (entity->audioRenderer)
{ {
audio_updateAndPlay(&state->arena, &state->audioManager, audio_updateAndPlay(&state->arena, &state->audioManager,
entity->audioRenderer); entity->audioRenderer);
} }
/*
**************************************************
* Update animations and render entity
**************************************************
*/
if (entity->tex) if (entity->tex)
{ {
entity_updateAnim(entity, dt); entity_updateAnim(entity, dt);
@ -1318,6 +1358,11 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
} }
} }
/*
*****************************************
* Process Events From Entity Update Loop
*****************************************
*/
i32 numDeadEntities = 0; i32 numDeadEntities = 0;
for (i32 i = 0; i < eventQueue.numEvents; i++) for (i32 i = 0; i < eventQueue.numEvents; i++)
{ {
@ -1383,25 +1428,12 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
} }
} }
/* Render all damage strings */
for (i32 i = 0; i < ARRAY_COUNT(battleState.damageDisplay); i++)
{
if (battleState.damageDisplay[i].lifetime > 0.0f)
{
battleState.damageDisplay[i].lifetime -= dt;
char *damageString = battleState.damageDisplay[i].damageStr;
v2 damagePos = battleState.damageDisplay[i].pos;
f32 lifetime = battleState.damageDisplay[i].lifetime;
// TODO(doyle): Incorporate UI into entity list or it's own list
// with a rendering lifetime value
renderer_string(renderer, &state->arena, camera, font,
damageString, damagePos, V2(0, 0), 0,
V4(1, 1, 1, lifetime));
}
}
/*
****************************
* Update World From Results
****************************
*/
// TODO(doyle): Dead hero not accounted for here // TODO(doyle): Dead hero not accounted for here
Entity *hero = getHeroEntity(world); Entity *hero = getHeroEntity(world);
if (world->numEntitiesInBattle > 0) if (world->numEntitiesInBattle > 0)
@ -1428,6 +1460,33 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
hero->stats->busyDuration = 0; hero->stats->busyDuration = 0;
} }
sortWorldEntityList(world);
world->freeEntityIndex -= numDeadEntities;
/*
********************
* UI Rendering Code
********************
*/
/* Render all damage strings */
for (i32 i = 0; i < ARRAY_COUNT(battleState.damageDisplay); i++)
{
if (battleState.damageDisplay[i].lifetime > 0.0f)
{
battleState.damageDisplay[i].lifetime -= dt;
char *damageString = battleState.damageDisplay[i].damageStr;
v2 damagePos = battleState.damageDisplay[i].pos;
f32 lifetime = battleState.damageDisplay[i].lifetime;
// TODO(doyle): Incorporate UI into entity list or it's own list
// with a rendering lifetime value
renderer_string(renderer, &state->arena, camera, font,
damageString, damagePos, V2(0, 0), 0,
V4(1, 1, 1, lifetime));
}
}
// INIT IMGUI // INIT IMGUI
state->uiState.hotItem = 0; state->uiState.hotItem = 0;
@ -1523,9 +1582,6 @@ void worldTraveller_gameUpdateAndRender(GameState *state, f32 dt)
state->input.keys[i].oldHalfTransitionCount = state->input.keys[i].oldHalfTransitionCount =
state->input.keys[i].newHalfTransitionCount; state->input.keys[i].newHalfTransitionCount;
} }
sortWorldEntityList(world, numDeadEntities);
#ifdef DENGINE_DEBUG #ifdef DENGINE_DEBUG
for (i32 i = 0; i < world->freeEntityIndex-1; i++) for (i32 i = 0; i < world->freeEntityIndex-1; i++)
{ {

1
src/include/Dengine/Math.h
View File

@ -43,6 +43,7 @@ typedef union v4
struct { f32 x, y, z, w; }; struct { f32 x, y, z, w; };
struct { f32 r, g, b, a; }; struct { f32 r, g, b, a; };
f32 e[4]; f32 e[4];
v2 vec2[2];
} v4; } v4;
typedef struct Rect typedef struct Rect

1
src/include/Dengine/WorldTraveller.h
View File

@ -47,6 +47,7 @@ typedef struct World
enum TexList texType; enum TexList texType;
i32 cameraFollowingId;
v2 cameraPos; // In pixels v2 cameraPos; // In pixels
v4 bounds; // In pixels v4 bounds; // In pixels