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Re-implement Y buffer for find_ceil

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Arceveti
2021-12-19 14:30:47 -08:00
parent 75eb23b21f
commit eadfff013a
2 changed files with 6 additions and 4 deletions
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6
src/engine/surface_collision.c
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@@ -329,7 +329,7 @@ f32 find_ceil(f32 posX, f32 posY, f32 posZ, struct Surface **pceil) {
OSTime first = osGetTime();
#endif
s32 x = posX;
s32 y = posY;
s32 y = posY + FIND_FLOOR_CEIL_BUFFER;
s32 z = posZ;
*pceil = NULL;
@@ -401,7 +401,7 @@ static struct Surface *find_floor_from_list(struct SurfaceNode *surfaceNode, s32
register struct Surface *surf, *floor = NULL;
register SurfaceType type = SURFACE_DEFAULT;
register f32 height;
register s32 bufferY = (y + FIND_FLOOR_BUFFER);
register s32 bufferY = (y + FIND_FLOOR_CEIL_BUFFER);
// Iterate through the list of floors until there are no more floors.
while (surfaceNode != NULL) {
@@ -468,7 +468,7 @@ struct Surface *find_water_floor_from_list(struct SurfaceNode *surfaceNode, s32
f32 curHeight = FLOOR_LOWER_LIMIT;
f32 bottomHeight = FLOOR_LOWER_LIMIT;
f32 curBottomHeight = FLOOR_LOWER_LIMIT;
f32 buffer = FIND_FLOOR_BUFFER;
f32 buffer = FIND_FLOOR_CEIL_BUFFER;
// Iterate through the list of water floors until there are no more water floors.
// SURFACE_NEW_WATER_BOTTOM

4
src/engine/surface_collision.h
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@@ -7,7 +7,9 @@
#include "engine/extended_bounds.h"
#define FIND_FLOOR_BUFFER 78
// The y coord is moved upward by this amount when finding floors and ceilings.
// Vanilla value is 78.
#define FIND_FLOOR_CEIL_BUFFER 78
#define CELL_HEIGHT_LIMIT 20000
#define FLOOR_LOWER_LIMIT -11000