Cuptain/SegaRaycast
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did stuff

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This commit is contained in:
Samuel Walker 2024-08-29 21:04:02 -06:00
parent 945b68ce1c
commit 45dbc32a56
1 changed files with 20 additions and 3 deletions
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23
src/main.c
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@ -15,9 +15,23 @@ const u8 map[10][10] = {{1,1,1,1,1,1,1,1,1,1},
{1,0,0,0,0,0,1,0,0,1},
{1,1,1,1,1,1,1,1,1,1}};
void castRay(s16 angle){
u8 r,mx,my,mp,dof;
float rx,ry,ra,xo,yo;
s16 ind = (int)((float)angle/360.0f*1024.0f);
fix16 dx = sinFix16(ind);
fix16 dy = cosFix16(ind);
fix16 tan = fix16Div(dy, dx);
fix16 aTan = fix16Div(-1, tan);
s16 tanInt = fix16ToInt(fix16Mul(dx, 100));
char str[10];
sprintf(str, "%d", 10);
BMP_drawText(str, 20, 0);
}
void mapscan(){
u8 mapcolor = 14;
u8 mapcolor = 12;
mapcolor |= mapcolor << 4;
int mapscale = 10;
@ -42,6 +56,7 @@ void render(){
BMP_drawLine(&l);
mapscan();
castRay(10);
//Flip the data to the screen - i.e. actually draw the complete image on screen
BMP_flip(1);
@ -93,11 +108,13 @@ int main()
u16 colour_red = RGB24_TO_VDPCOLOR(0x756a4a);
PAL_setColor(14, colour_blue);
PAL_setColor(13, colour_red);
PAL_setColor(12, RGB24_TO_VDPCOLOR(0x00ff00));
PAL_setColor(15, RGB24_TO_VDPCOLOR(0xff0000));
VDP_setBackgroundColor(13);
//A line needs a source coordinate x,y and a destination coordinate x,y along with a pallete colour.
l.pt1.x = 0;
l.pt1.y = 0;
l.pt1.x = 15;
l.pt1.y = 15;
l.pt2.x = 255;
l.pt2.y = 0;
l.col = 14;