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-rw-r--r--src/light.h15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/light.h b/src/light.h
index 14fd26d1d..f8c4b83c3 100644
--- a/src/light.h
+++ b/src/light.h
@@ -18,7 +18,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
*/
#pragma once
-
+#include <cassert>
#include "irrlichttypes.h"
/*
@@ -54,11 +54,12 @@ inline u8 diminish_light(u8 light, u8 distance)
inline u8 undiminish_light(u8 light)
{
+ assert(light <= LIGHT_SUN);
// We don't know if light should undiminish from this particular 0.
// Thus, keep it at 0.
if (light == 0)
return 0;
- if (light == LIGHT_MAX)
+ if (light >= LIGHT_MAX)
return light;
return light + 1;
@@ -84,9 +85,9 @@ extern const u8 *light_decode_table;
// 0 <= return value <= 255
inline u8 decode_light(u8 light)
{
- if (light > LIGHT_MAX)
- light = LIGHT_MAX;
-
+ // assert(light <= LIGHT_SUN);
+ if (light > LIGHT_SUN)
+ light = LIGHT_SUN;
return light_decode_table[light];
}
@@ -98,8 +99,8 @@ inline float decode_light_f(float light_f)
if (i <= 0)
return (float)light_decode_table[0] / 255.0;
- if (i >= LIGHT_MAX)
- return (float)light_decode_table[LIGHT_MAX] / 255.0;
+ if (i >= LIGHT_SUN)
+ return (float)light_decode_table[LIGHT_SUN] / 255.0;
float v1 = (float)light_decode_table[i - 1] / 255.0;
float v2 = (float)light_decode_table[i] / 255.0;