68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
// tree_particles.c.inc
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void bhv_tree_snow_or_leaf_loop(void) {
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cur_obj_update_floor_height();
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if (o->oTimer == 0) {
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o->oAngleVelPitch = (random_float() - 0.5) * 0x1000;
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o->oAngleVelRoll = (random_float() - 0.5) * 0x1000;
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o->oTreeSnowOrLeafUnkF8 = 4;
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o->oTreeSnowOrLeafUnkFC = random_float() * 0x400 + 0x600;
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}
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if (o->oPosY < o->oFloorHeight)
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obj_mark_for_deletion(o);
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if (o->oFloorHeight < -11000.0f)
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obj_mark_for_deletion(o);
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if (o->oTimer > 100)
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obj_mark_for_deletion(o);
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if (gPrevFrameObjectCount > 212)
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obj_mark_for_deletion(o);
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o->oFaceAnglePitch += o->oAngleVelPitch;
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o->oFaceAngleRoll += o->oAngleVelRoll;
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o->oVelY += -3.0f;
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if (o->oVelY < -8.0f)
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o->oVelY = -8.0f;
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if (o->oForwardVel > 0)
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o->oForwardVel -= 0.3;
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else
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o->oForwardVel = 0;
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o->oPosX += sins(o->oMoveAngleYaw) * sins(o->oTreeSnowOrLeafUnkF4) * o->oTreeSnowOrLeafUnkF8;
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o->oPosZ += coss(o->oMoveAngleYaw) * sins(o->oTreeSnowOrLeafUnkF4) * o->oTreeSnowOrLeafUnkF8;
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o->oTreeSnowOrLeafUnkF4 += o->oTreeSnowOrLeafUnkFC;
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o->oPosY += o->oVelY;
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}
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void bhv_snow_leaf_particle_spawn_init(void) {
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struct Object *obj; // Either snow or leaf
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UNUSED s32 unused;
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s32 isSnow;
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f32 scale;
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UNUSED s32 unused2;
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gMarioObject->oActiveParticleFlags &= ~0x2000;
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if (gCurrLevelNum == LEVEL_CCM || gCurrLevelNum == LEVEL_SL)
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isSnow = 1;
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else
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isSnow = 0;
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if (isSnow) {
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if (random_float() < 0.5) {
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obj = spawn_object(o, MODEL_WHITE_PARTICLE_DL, bhvTreeSnow);
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scale = random_float();
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obj_scale_xyz(obj, scale, scale, scale);
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obj->oMoveAngleYaw = random_u16();
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obj->oForwardVel = random_float() * 5.0f;
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obj->oVelY = random_float() * 15.0f;
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}
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} else {
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if (random_float() < 0.3) {
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obj = spawn_object(o, MODEL_LEAVES, bhvTreeLeaf);
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scale = random_float() * 3.0f;
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obj_scale_xyz(obj, scale, scale, scale);
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obj->oMoveAngleYaw = random_u16();
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obj->oForwardVel = random_float() * 5.0f + 5.0f;
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obj->oVelY = random_float() * 15.0f;
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obj->oFaceAnglePitch = random_u16();
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obj->oFaceAngleRoll = random_u16();
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obj->oFaceAngleYaw = random_u16();
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}
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}
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}
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