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Comply with ansi C and clean up.

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This commit is contained in:
ikolokolnikov
2026-07-15 13:26:36 -07:00
parent ffc4310646
commit a829ac8647
7 changed files with 465 additions and 291 deletions
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handmade_tile.c
+17 -12
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@@ -41,12 +41,13 @@ GetTileValueUnchecked(struct tile_map *TileMap,
struct tile_chunk *TileChunk,
unsigned int TileX, unsigned int TileY)
{
unsigned int TileChunkValue;
ASSERT(TileChunk);
ASSERT(TileX < TileMap->ChunkDim);
ASSERT(TileY < TileMap->ChunkDim);
unsigned int TileChunkValue =
TileChunk->Tiles[TileY * TileMap->ChunkDim + TileX];
TileChunkValue = TileChunk->Tiles[TileY * TileMap->ChunkDim + TileX];
return TileChunkValue;
}
@@ -140,9 +141,10 @@ static void SetTileValue(struct memory_arena *Arena,
ASSERT(TileChunk);
if(!TileChunk->Tiles) {
unsigned int TileCount = TileMap->ChunkDim*TileMap->ChunkDim;
unsigned int TileIndex;
TileChunk->Tiles = PUSH_ARRAY(Arena, TileCount, unsigned int);
for(unsigned int TileIndex = 0;
for(TileIndex = 0;
TileIndex < TileCount;
TileIndex++)
{
@@ -154,15 +156,13 @@ static void SetTileValue(struct memory_arena *Arena,
ChunkPos.RelTileY, TileValue);
}
//
// TODO: Do these belong more in a "positioning" or "geometry" file?
//
/* TODO: Do these belong more in a "positioning" or "geometry" file? */
static void CannonicalizeCoord(struct tile_map *TileMap, unsigned int *Tile,
float *TileRel)
{
// NOTE: The world is assumed to be toroidal topology. If you step off
// one end, you come back on the other.
/* NOTE: The world is assumed to be toroidal topology. If you step off
* one end, you come back on the other.*/
int Offset = RoundFloatToInt(*TileRel / TileMap->TileSideInMeters);
*Tile += Offset;
*TileRel -= (float)Offset * TileMap->TileSideInMeters;
@@ -198,15 +198,20 @@ SubtractInFloat(struct tile_map *TileMap,
{
struct tile_map_difference Result;
struct v2 dTileXY = { ((float)A->AbsTileX - (float)B->AbsTileX),
((float)A->AbsTileY - (float)B->AbsTileY) };
float dTileZ = (float)A->AbsTileZ - (float)B->AbsTileZ;
struct v2 dTileXY;
float dTileZ;
dTileXY.X = (float)A->AbsTileX - (float)B->AbsTileX;
dTileXY.Y = (float)A->AbsTileY - (float)B->AbsTileY;
dTileZ = (float)A->AbsTileZ - (float)B->AbsTileZ;
Result.dXY = V2Add(V2Multiply(TileMap->TileSideInMeters,
dTileXY),
V2Subtract(A->Offset, B->Offset));
// TODO: Incomplete . . .
/* TODO: Incomplete . . . */
Result.dZ = TileMap->TileSideInMeters*dTileZ;
return Result;