Cuptain/SegaRaycast
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did stuff

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This commit is contained in:
Samuel Walker 2024-09-01 09:00:05 -06:00
parent 63c919d17d
commit c99987bce4
1 changed files with 10 additions and 3 deletions
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13
src/main.c
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@ -13,6 +13,7 @@
#define SCREEN_TILES_Y 28 #define SCREEN_TILES_Y 28
#define TILE_EMPTY 0 #define TILE_EMPTY 0
#define TILE_FILLED 1 #define TILE_FILLED 1
#define TILE_GREEN 4
#define MAP_WIDTH 10 #define MAP_WIDTH 10
#define MAP_HEIGHT 10 #define MAP_HEIGHT 10
#define WALL_HEIGHT_SCALE FIX16(1) #define WALL_HEIGHT_SCALE FIX16(1)
@ -141,11 +142,13 @@ void castRay(s16 angle, s16 column){
dof += 1; dof += 1;
} }
} }
u8 tile = TILE_FILLED;
fix16 shortestDist = distH; fix16 shortestDist = distH;
if(distV < distH){ if(distV < distH){
shortestDist = distV; shortestDist = distV;
l.pt2.x = fix16ToInt(vx); l.pt2.x = fix16ToInt(vx);
l.pt2.y = fix16ToInt(vy); l.pt2.y = fix16ToInt(vy);
tile = TILE_GREEN;
}else { }else {
l.pt2.x = fix16ToInt(hx); l.pt2.x = fix16ToInt(hx);
l.pt2.y = fix16ToInt(hy); l.pt2.y = fix16ToInt(hy);
@ -154,7 +157,7 @@ void castRay(s16 angle, s16 column){
//Wall height calcs //Wall height calcs
shortestDist = fix16Sqrt(shortestDist); shortestDist = fix16Sqrt(shortestDist);
shortestDist = fix16Mul(dx, shortestDist); //shortestDist = fix16Mul(dx, shortestDist);
if(shortestDist < 0){ if(shortestDist < 0){
shortestDist = -shortestDist; shortestDist = -shortestDist;
} }
@ -170,9 +173,9 @@ void castRay(s16 angle, s16 column){
u16 tileHeight = tileBottom - tileTop + 1; u16 tileHeight = tileBottom - tileTop + 1;
for (int yTile = 0; yTile <= SCREEN_TILES_Y; yTile++) { for (int yTile = 0; yTile <= SCREEN_TILES_Y; yTile++) {
if(yTile >= tileTop && yTile <= tileBottom){ if(yTile >= tileTop && yTile <= tileBottom){
VDP_setTileMapXY(BG_B, TILE_ATTR_FULL(PAL1, 0, FALSE, FALSE, TILE_FILLED), column, yTile); VDP_setTileMapXY(BG_B, TILE_ATTR_FULL(PAL0, 0, FALSE, FALSE, tile), column, yTile);
}else{ }else{
VDP_setTileMapXY(BG_B, TILE_ATTR_FULL(PAL1, 0, FALSE, FALSE, TILE_EMPTY), column, yTile); VDP_setTileMapXY(BG_B, TILE_ATTR_FULL(PAL0, 0, FALSE, FALSE, TILE_EMPTY), column, yTile);
} }
} }
} }
@ -289,6 +292,7 @@ int main() {
SYS_disableInts(); SYS_disableInts();
VDP_setPlaneSize(64, 32, TRUE); VDP_setPlaneSize(64, 32, TRUE);
SYS_enableInts(); SYS_enableInts();
PAL_setColor(13, RGB24_TO_VDPCOLOR(0x00ff00));
PAL_setColor(14, RGB24_TO_VDPCOLOR(0x1c1c14)); PAL_setColor(14, RGB24_TO_VDPCOLOR(0x1c1c14));
PAL_setColor(15, RGB24_TO_VDPCOLOR(0x17ffe8)); PAL_setColor(15, RGB24_TO_VDPCOLOR(0x17ffe8));
VDP_setBackgroundColor(14); VDP_setBackgroundColor(14);
@ -297,6 +301,9 @@ int main() {
initTileBuffer(15); // Color for TILE_FILLED initTileBuffer(15); // Color for TILE_FILLED
VDP_loadTileData(tileBuffer, TILE_FILLED, 1, DMA); VDP_loadTileData(tileBuffer, TILE_FILLED, 1, DMA);
initTileBuffer(13); // Color for TILE_FILLED
VDP_loadTileData(tileBuffer, TILE_GREEN, 1, DMA);
initTileBuffer(0); // Color for TILE_EMPTY initTileBuffer(0); // Color for TILE_EMPTY
VDP_loadTileData(tileBuffer, TILE_EMPTY, 1, DMA); VDP_loadTileData(tileBuffer, TILE_EMPTY, 1, DMA);