projects
/
gbajam21
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
|
inline
| side by side (from parent 1:
a87d38e
)
fix
author
John Tsiombikas
<nuclear@member.fsf.org>
Sun, 25 Apr 2021 14:22:29 +0000
(17:22 +0300)
committer
John Tsiombikas
<nuclear@member.fsf.org>
Sun, 25 Apr 2021 14:22:29 +0000
(17:22 +0300)
src/gamescr.c
patch
|
blob
|
history
diff --git
a/src/gamescr.c
b/src/gamescr.c
index
6eee713
..
23a8e21
100644
(file)
--- a/
src/gamescr.c
+++ b/
src/gamescr.c
@@
-91,7
+91,7
@@
void gamescr(void)
}
#define TUN_U(x) ((x) & 0x3f)
}
#define TUN_U(x) ((x) & 0x3f)
-#define TUN_V(x) (((x) >> 7) & 0x1ff)
+#define TUN_V(x) (((x) >> 6) & 0x3ff)
__attribute__((noinline, target("arm"), section(".iwram")))
static void draw_tunnel(void)
__attribute__((noinline, target("arm"), section(".iwram")))
static void draw_tunnel(void)
@@
-111,7
+111,7
@@
static void draw_tunnel(void)
tunturn = abs(tunsweep) & 0x1f;
zoffs = num_vbl;
tunturn = abs(tunsweep) & 0x1f;
zoffs = num_vbl;
- uoffs = 0;//(flip ? -num_vbl : num_vbl) >> 2;
+ uoffs = (flip ? -num_vbl : num_vbl) >> 1;
top = vram[backbuf];
bot = vram[backbuf] + 159 * 240 / 2;
top = vram[backbuf];
bot = vram[backbuf] + 159 * 240 / 2;
@@
-126,7
+126,7
@@
static void draw_tunnel(void)
angle = TUN_U(tun >> 16);
depth = TUN_V(tun >> 16);
tx = ~(angle - uoffs) & 0x1f;
angle = TUN_U(tun >> 16);
depth = TUN_V(tun >> 16);
tx = ~(angle - uoffs) & 0x1f;
- ty = (depth + zoffs) & 0x1f;
+ ty = ((depth >> 1) + zoffs) & 0x1f;
pptop = tex[(ty << 5) + tx];
tx = (angle + uoffs) & 0x1f;
ppbot = tex[(ty << 5) + tx];
pptop = tex[(ty << 5) + tx];
tx = (angle + uoffs) & 0x1f;
ppbot = tex[(ty << 5) + tx];
@@
-134,7
+134,7
@@
static void draw_tunnel(void)
angle = TUN_U(tun);
depth = TUN_V(tun);
tx = ~(angle - uoffs) & 0x1f;
angle = TUN_U(tun);
depth = TUN_V(tun);
tx = ~(angle - uoffs) & 0x1f;
- ty = (depth + zoffs) & 0x1f;
+ ty = ((depth >> 1) + zoffs) & 0x1f;
pptop |= (uint16_t)tex[(ty << 5) + tx] << 8;
tx = (angle + uoffs) & 0x1f;
ppbot |= (uint16_t)tex[(ty << 5) + tx] << 8;
pptop |= (uint16_t)tex[(ty << 5) + tx] << 8;
tx = (angle + uoffs) & 0x1f;
ppbot |= (uint16_t)tex[(ty << 5) + tx] << 8;
@@
-153,7
+153,7
@@
static void draw_tunnel(void)
angle = TUN_U(tun);
depth = TUN_V(tun);
tx = (angle - uoffs) & 0x1f;
angle = TUN_U(tun);
depth = TUN_V(tun);
tx = (angle - uoffs) & 0x1f;
- ty = (depth + zoffs) & 0x1f;
+ ty = ((depth >> 1) + zoffs) & 0x1f;
pptop = tex[(ty << 5) + tx];
tx = ~(angle + uoffs) & 0x1f;
ppbot = tex[(ty << 5) + tx];
pptop = tex[(ty << 5) + tx];
tx = ~(angle + uoffs) & 0x1f;
ppbot = tex[(ty << 5) + tx];
@@
-161,7
+161,7
@@
static void draw_tunnel(void)
angle = TUN_U(tun >> 16);
depth = TUN_V(tun >> 16);
tx = (angle - uoffs) & 0x1f;
angle = TUN_U(tun >> 16);
depth = TUN_V(tun >> 16);
tx = (angle - uoffs) & 0x1f;
- ty = (depth + zoffs) & 0x1f;
+ ty = ((depth >> 1) + zoffs) & 0x1f;
pptop |= (uint16_t)tex[(ty << 5) + tx] << 8;
tx = ~(angle + uoffs) & 0x1f;
ppbot |= (uint16_t)tex[(ty << 5) + tx] << 8;
pptop |= (uint16_t)tex[(ty << 5) + tx] << 8;
tx = ~(angle + uoffs) & 0x1f;
ppbot |= (uint16_t)tex[(ty << 5) + tx] << 8;