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Switch animation indexing to enum, toggle anim on spacebar

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This commit is contained in:
Doyle Thai 2016-07-17 17:16:09 +10:00
parent ca6790cb1c
commit 62c5fe0629
2 changed files with 89 additions and 36 deletions
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116
src/WorldTraveller.c
View File

@ -10,6 +10,12 @@ enum State
state_win, state_win,
}; };
INTERNAL void attackEntity(Entity *attacker, Entity *defender)
{
// TODO(doyle): Use attacker stats in battle equations
defender->stats->health--;
}
INTERNAL Entity *addEntity(World *world, v2 pos, v2 size, enum EntityType type, INTERNAL Entity *addEntity(World *world, v2 pos, v2 size, enum EntityType type,
enum Direction direction, Texture *tex, b32 collides) enum Direction direction, Texture *tex, b32 collides)
{ {
@ -52,12 +58,13 @@ INTERNAL Entity *addEntity(World *world, v2 pos, v2 size, enum EntityType type,
return result; return result;
} }
INTERNAL void addAnim(Entity *entity, v4 *rects, i32 numRects, f32 duration) INTERNAL void addAnim(Entity *entity, enum EntityAnimId animId, v4 *rects,
i32 numRects, f32 duration)
{ {
#ifdef DENGINE_DEBUG #ifdef DENGINE_DEBUG
ASSERT(rects && numRects >= 0) ASSERT(rects && numRects >= 0)
ASSERT(entity->freeAnimIndex < ARRAY_COUNT(entity->anim)); ASSERT(animId < entityanimid_count);
#endif #endif
EntityAnim result = {0}; EntityAnim result = {0};
@ -66,7 +73,7 @@ INTERNAL void addAnim(Entity *entity, v4 *rects, i32 numRects, f32 duration)
result.duration = duration; result.duration = duration;
result.currDuration = duration; result.currDuration = duration;
entity->anim[entity->freeAnimIndex++] = result; entity->anim[animId] = result;
} }
INTERNAL void rendererInit(GameState *state, v2i windowSize) INTERNAL void rendererInit(GameState *state, v2i windowSize)
@ -202,7 +209,7 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
i32 numRects = 1; i32 numRects = 1;
v4 *animRects = PLATFORM_MEM_ALLOC(numRects, v4); v4 *animRects = PLATFORM_MEM_ALLOC(numRects, v4);
animRects[0] = atlas->texRect[terraincoords_ground]; animRects[0] = atlas->texRect[terraincoords_ground];
addAnim(tile, animRects, numRects, duration); addAnim(tile, entityanimid_idle, animRects, numRects, duration);
} }
} }
} }
@ -227,7 +234,8 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
i32 numRects = 1; i32 numRects = 1;
v4 *heroIdleRects = PLATFORM_MEM_ALLOC(numRects, v4); v4 *heroIdleRects = PLATFORM_MEM_ALLOC(numRects, v4);
heroIdleRects[0] = heroAtlas->texRect[herocoords_idle]; heroIdleRects[0] = heroAtlas->texRect[herocoords_idle];
addAnim(hero, heroIdleRects, numRects, duration); addAnim(hero, entityanimid_idle, heroIdleRects, numRects, duration);
hero->currAnimIndex = entityanimid_idle;
/* Add walking animation */ /* Add walking animation */
duration = 0.10f; duration = 0.10f;
@ -236,7 +244,15 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
heroWalkRects[0] = heroAtlas->texRect[herocoords_walkA]; heroWalkRects[0] = heroAtlas->texRect[herocoords_walkA];
heroWalkRects[1] = heroAtlas->texRect[herocoords_idle]; heroWalkRects[1] = heroAtlas->texRect[herocoords_idle];
heroWalkRects[2] = heroAtlas->texRect[herocoords_walkB]; heroWalkRects[2] = heroAtlas->texRect[herocoords_walkB];
addAnim(hero, heroWalkRects, numRects, duration); addAnim(hero, entityanimid_walk, heroWalkRects, numRects, duration);
/* Add hero waving animation */
duration = 0.30f;
numRects = 2;
v4 *heroWaveRects = PLATFORM_MEM_ALLOC(numRects, v4);
heroWaveRects[0] = heroAtlas->texRect[herocoords_waveA];
heroWaveRects[1] = heroAtlas->texRect[herocoords_waveB];
addAnim(hero, entityanimid_wave, heroWaveRects, numRects, duration);
/* Create a NPC */ /* Create a NPC */
pos = V2(hero->pos.x * 3, CAST(f32) state->tileSize); pos = V2(hero->pos.x * 3, CAST(f32) state->tileSize);
@ -248,12 +264,13 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
Entity *npc = addEntity(world, pos, size, type, dir, tex, collides); Entity *npc = addEntity(world, pos, size, type, dir, tex, collides);
/* Add npc waving animation */ /* Add npc waving animation */
duration = 0.30f; duration = 0.30f;
numRects = 2; numRects = 2;
v4 *npcWavingRects = PLATFORM_MEM_ALLOC(numRects, v4); v4 *npcWavingRects = PLATFORM_MEM_ALLOC(numRects, v4);
npcWavingRects[0] = heroAtlas->texRect[herocoords_waveA]; npcWavingRects[0] = heroAtlas->texRect[herocoords_waveA];
npcWavingRects[1] = heroAtlas->texRect[herocoords_waveB]; npcWavingRects[1] = heroAtlas->texRect[herocoords_waveB];
addAnim(npc, npcWavingRects, numRects, duration); addAnim(npc, entityanimid_wave, npcWavingRects, numRects, duration);
npc->currAnimIndex = entityanimid_wave;
/* Create a Mob */ /* Create a Mob */
pos = V2(renderer->size.w - (renderer->size.w / 3.0f), pos = V2(renderer->size.w - (renderer->size.w / 3.0f),
@ -270,7 +287,8 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
numRects = 1; numRects = 1;
v4 *mobIdleRects = PLATFORM_MEM_ALLOC(numRects, v4); v4 *mobIdleRects = PLATFORM_MEM_ALLOC(numRects, v4);
mobIdleRects[0] = heroIdleRects[0]; mobIdleRects[0] = heroIdleRects[0];
addAnim(mob, mobIdleRects, numRects, duration); addAnim(mob, entityanimid_idle, mobIdleRects, numRects, duration);
mob->currAnimIndex = entityanimid_idle;
/* Add mob walking animation */ /* Add mob walking animation */
duration = 0.10f; duration = 0.10f;
@ -279,8 +297,14 @@ void worldTraveller_gameInit(GameState *state, v2i windowSize)
mobWalkRects[0] = heroWalkRects[0]; mobWalkRects[0] = heroWalkRects[0];
mobWalkRects[1] = heroWalkRects[1]; mobWalkRects[1] = heroWalkRects[1];
mobWalkRects[2] = heroWalkRects[2]; mobWalkRects[2] = heroWalkRects[2];
addAnim(mob, mobWalkRects, numRects, duration); addAnim(mob, entityanimid_walk, mobWalkRects, numRects, duration);
}
INTERNAL inline void resetActiveEntityAnim(Entity *entity)
{
EntityAnim *currAnim = &entity->anim[entity->currAnimIndex];
currAnim->currDuration = currAnim->duration;
currAnim->currRectIndex = 0;
} }
INTERNAL void parseInput(GameState *state, const f32 dt) INTERNAL void parseInput(GameState *state, const f32 dt)
@ -298,12 +322,12 @@ INTERNAL void parseInput(GameState *state, const f32 dt)
*/ */
World *const world = &state->world[state->currWorldIndex]; World *const world = &state->world[state->currWorldIndex];
Entity *hero = &world->entities[world->heroIndex]; Entity *hero = &world->entities[world->heroIndex];
v2 ddPos = V2(0, 0); v2 ddPos = V2(0, 0);
if (state->keys[GLFW_KEY_SPACE]) // TODO(doyle): As we need to handle more key spam input, we want to track
{ // if a button ended down
} LOCAL_PERSIST b32 spaceBarWasDown = FALSE;
if (state->keys[GLFW_KEY_RIGHT]) if (state->keys[GLFW_KEY_RIGHT])
{ {
@ -320,11 +344,30 @@ INTERNAL void parseInput(GameState *state, const f32 dt)
{ {
ddPos.y = 1.0f; ddPos.y = 1.0f;
} }
if (state->keys[GLFW_KEY_DOWN]) if (state->keys[GLFW_KEY_DOWN])
{ {
ddPos.y = -1.0f; ddPos.y = -1.0f;
} }
if (state->keys[GLFW_KEY_SPACE] && !spaceBarWasDown)
{
spaceBarWasDown = TRUE;
resetActiveEntityAnim(hero);
if (hero->currAnimIndex == entityanimid_idle)
{
hero->currAnimIndex = entityanimid_wave;
}
else
{
hero->currAnimIndex = entityanimid_idle;
}
}
else if (!state->keys[GLFW_KEY_SPACE])
{
spaceBarWasDown = FALSE;
}
if (ddPos.x != 0.0f && ddPos.y != 0.0f) if (ddPos.x != 0.0f && ddPos.y != 0.0f)
{ {
// NOTE(doyle): Cheese it and pre-compute the vector for diagonal using // NOTE(doyle): Cheese it and pre-compute the vector for diagonal using
@ -337,26 +380,20 @@ INTERNAL void parseInput(GameState *state, const f32 dt)
f32 epsilon = 15.0f; f32 epsilon = 15.0f;
v2 epsilonDpos = v2_sub(V2(epsilon, epsilon), v2 epsilonDpos = v2_sub(V2(epsilon, epsilon),
V2(ABS(hero->dPos.x), ABS(hero->dPos.y))); V2(ABS(hero->dPos.x), ABS(hero->dPos.y)));
if (epsilonDpos.x >= 0.0f && epsilonDpos.y >= 0.0f) if (epsilonDpos.x >= 0.0f && epsilonDpos.y >= 0.0f)
{ {
hero->dPos = V2(0.0f, 0.0f); hero->dPos = V2(0.0f, 0.0f);
// TODO(doyle): Change index to use some meaningful name like a string if (hero->currAnimIndex == entityanimid_walk)
// or enum for referencing animations, in this case 0 is idle and 1 is
// walking
if (hero->currAnimIndex == 1)
{ {
EntityAnim *currAnim = &hero->anim[hero->currAnimIndex]; resetActiveEntityAnim(hero);
currAnim->currDuration = currAnim->duration; hero->currAnimIndex = entityanimid_idle;
currAnim->currRectIndex = 0;
hero->currAnimIndex = 0;
} }
} }
else if (hero->currAnimIndex == 0) else if (hero->currAnimIndex == entityanimid_idle)
{ {
EntityAnim *currAnim = &hero->anim[hero->currAnimIndex]; resetActiveEntityAnim(hero);
currAnim->currDuration = currAnim->duration; hero->currAnimIndex = entityanimid_walk;
currAnim->currRectIndex = 0;
hero->currAnimIndex = 1;
} }
f32 heroSpeed = CAST(f32)(22.0f * METERS_TO_PIXEL); // m/s^2 f32 heroSpeed = CAST(f32)(22.0f * METERS_TO_PIXEL); // m/s^2
@ -513,23 +550,32 @@ void worldTraveller_gameUpdateAndRender(GameState *state, const f32 dt)
RenderTex renderTex = {emptyTex, V4(0, 1, 1, 0)}; RenderTex renderTex = {emptyTex, V4(0, 1, 1, 0)};
renderer_rect(renderer, cameraBounds, heroCenter, renderer_rect(renderer, cameraBounds, heroCenter,
V2(distance, 10.0f), 0, renderTex, V2(distance, 5.0f), 0, renderTex,
V4(1, 0, 0, 0.5f)); V4(1, 0, 0, 0.25f));
/* Update action timer */ /* Update action timer */
#ifdef DENGINE_DEBUG #ifdef DENGINE_DEBUG
ASSERT(entity->stats) ASSERT(entity->stats)
#endif #endif
hero->stats->actionTimer -= dt * hero->stats->actionSpdMul; hero->stats->actionTimer -= dt * hero->stats->actionSpdMul;
entity->stats->actionTimer -= dt * entity->stats->actionSpdMul; entity->stats->actionTimer -= dt * entity->stats->actionSpdMul;
if (hero->stats->actionTimer <= 0)
if (hero->stats->health > 0)
{ {
hero->stats->actionTimer = hero->stats->actionRate; if (hero->stats->actionTimer <= 0)
{
//attackEntity(hero, entity);
hero->stats->actionTimer = hero->stats->actionRate;
}
} }
if (entity->stats->actionTimer <= 0) if (entity->stats->health > 0)
{ {
entity->stats->actionTimer = entity->stats->actionRate; if (entity->stats->actionTimer <= 0)
{
entity->stats->actionTimer = entity->stats->actionRate;
}
} }
} }
else else

9
src/include/Dengine/Entity.h
View File

@ -25,6 +25,14 @@ enum EntityType
entitytype_count, entitytype_count,
}; };
enum EntityAnimId
{
entityanimid_idle,
entityanimid_walk,
entityanimid_wave,
entityanimid_count,
};
typedef struct EntityAnim typedef struct EntityAnim
{ {
v4 *rect; v4 *rect;
@ -59,7 +67,6 @@ typedef struct Entity
// TODO(doyle): String based access // TODO(doyle): String based access
EntityAnim anim[16]; EntityAnim anim[16];
i32 freeAnimIndex;
i32 currAnimIndex; i32 currAnimIndex;
EntityStats *stats; EntityStats *stats;