Rev 5038 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
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| Line 557... | Line 557... | ||
| 557 | // Clamp <in> to [<min>..<max>]. The case in >= max is handled first.
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557 | // Clamp <in> to [<min>..<max>]. The case in >= max is handled first.
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| 558 | CLAMP_DECL float fclamp2(float in, float min, float max) { return in >= max ? max : (in <= min ? min : in); } |
558 | CLAMP_DECL float fclamp2(float in, float min, float max) { return in >= max ? max : (in <= min ? min : in); } |
| 559 | 559 | ||
| 560 | #define BMAX_PATH 256
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560 | #define BMAX_PATH 256
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| 561 | 561 | ||
| - | 562 | /* Static assertions, based on source found in LuaJIT's src/lj_def.h. */
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| - | 563 | #define EDUKE32_ASSERT_NAME2(name, line) name ## line
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| - | 564 | #define EDUKE32_ASSERT_NAME(line) EDUKE32_ASSERT_NAME2(eduke32_assert_, line)
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| - | 565 | #ifdef __COUNTER__
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| - | 566 | # define EDUKE32_STATIC_ASSERT(cond) \
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| - | 567 | extern void EDUKE32_ASSERT_NAME(__COUNTER__)(int STATIC_ASSERTION_FAILED[(cond)?1:-1])
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| - | 568 | #else
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| - | 569 | # define EDUKE32_STATIC_ASSERT(cond) \
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| - | 570 | extern void EDUKE32_ASSERT_NAME(__LINE__)(int STATIC_ASSERTION_FAILED[(cond)?1:-1])
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| - | 571 | #endif
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| 562 | 572 | ||
| 563 | struct Bdirent
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573 | struct Bdirent
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| 564 | {
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574 | {
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| 565 | uint16_t namlen; |
575 | uint16_t namlen; |
| 566 | char *name; |
576 | char *name; |
| Line 600... | Line 610... | ||
| 600 | typedef struct { |
610 | typedef struct { |
| 601 | float x, y; |
611 | float x, y; |
| 602 | } vec2f_t; |
612 | } vec2f_t; |
| 603 | 613 | ||
| 604 | typedef struct { |
614 | typedef struct { |
| 605 | float x, y, z; |
615 | union { float x; float d; }; |
| - | 616 | union { float y; float u; }; |
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| - | 617 | union { float z; float v; }; |
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| 606 | } vec3f_t; |
618 | } vec3f_t; |
| 607 | 619 | ||
| - | 620 | EDUKE32_STATIC_ASSERT(sizeof(vec3f_t) == sizeof(float) * 3); |
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| - | 621 | ||
| - | 622 | typedef struct { |
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| - | 623 | union { double x; double d; }; |
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| - | 624 | union { double y; double u; }; |
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| - | 625 | union { double z; double v; }; |
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| - | 626 | } vec3d_t; |
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| - | 627 | ||
| - | 628 | EDUKE32_STATIC_ASSERT(sizeof(vec3d_t) == sizeof(double) * 3); |
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| 608 | 629 | ||
| 609 | #if RAND_MAX == 32767
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630 | #if RAND_MAX == 32767
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| 610 | FORCE_INLINE uint16_t system_15bit_rand(void) { return (uint16_t)rand(); } |
631 | FORCE_INLINE uint16_t system_15bit_rand(void) { return (uint16_t)rand(); } |
| 611 | #else // RAND_MAX > 32767, assumed to be of the form 2^k - 1
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632 | #else // RAND_MAX > 32767, assumed to be of the form 2^k - 1
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| 612 | FORCE_INLINE uint16_t system_15bit_rand(void) { return ((uint16_t)rand())&0x7fff; } |
633 | FORCE_INLINE uint16_t system_15bit_rand(void) { return ((uint16_t)rand())&0x7fff; } |
| Line 890... | Line 911... | ||
| 890 | 911 | ||
| 891 | #define MAYBE_FCLOSE_AND_NULL(fileptr) do { \
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912 | #define MAYBE_FCLOSE_AND_NULL(fileptr) do { \
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| 892 | if (fileptr) { Bfclose(fileptr); fileptr=NULL; } \
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913 | if (fileptr) { Bfclose(fileptr); fileptr=NULL; } \
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| 893 | } while (0)
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914 | } while (0)
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| 894 | 915 | ||
| 895 | /* Static assertions, based on source found in LuaJIT's src/lj_def.h. */
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- | |
| 896 | #define EDUKE32_ASSERT_NAME2(name, line) name ## line
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| 897 | #define EDUKE32_ASSERT_NAME(line) EDUKE32_ASSERT_NAME2(eduke32_assert_, line)
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| 898 | #ifdef __COUNTER__
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| 899 | # define EDUKE32_STATIC_ASSERT(cond) \
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| 900 | extern void EDUKE32_ASSERT_NAME(__COUNTER__)(int STATIC_ASSERTION_FAILED[(cond)?1:-1])
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| 901 | #else
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- | |
| 902 | # define EDUKE32_STATIC_ASSERT(cond) \
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| 903 | extern void EDUKE32_ASSERT_NAME(__LINE__)(int STATIC_ASSERTION_FAILED[(cond)?1:-1])
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| 904 | #endif
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- | |
| 905 | - | ||
| 906 | #define ARRAY_SIZE(Ar) (sizeof(Ar)/sizeof((Ar)[0]))
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916 | #define ARRAY_SIZE(Ar) (sizeof(Ar)/sizeof((Ar)[0]))
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| 907 | #define ARRAY_SSIZE(Ar) (bssize_t)ARRAY_SIZE(Ar)
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917 | #define ARRAY_SSIZE(Ar) (bssize_t)ARRAY_SIZE(Ar)
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| 908 | 918 | ||
| 909 | ////////// PANICKING ALLOCATION MACROS (wrapping the functions) //////////
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919 | ////////// PANICKING ALLOCATION MACROS (wrapping the functions) //////////
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| 910 | #ifdef DEBUGGINGAIDS
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920 | #ifdef DEBUGGINGAIDS
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