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alive color wheel

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MightyPork
2014-12-23 11:38:44 +01:00
parent dbdcefea38
commit feb4e55bbd
5 changed files with 294 additions and 9 deletions
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devel/lib/calc.h
+8 -8
View File
@@ -5,16 +5,10 @@
*/
// if max, go to zero. Else increment.
#define inc_wrap(var, max) do { if ((var) >= (max)) { (var)=0; } else { (var)++; } } while(0)
#define inc_wrap(var, min, max) do { if ((var) >= (max)) { (var)=min; } else { (var)++; } } while(0)
// If zero, go to max. Else decrement,
#define dec_wrap(var, max) do { if ((var) > 0) { (var)--; } else { (var)=(max); } } while(0)
// Check if value is in range A..B or B..A
#define in_range(x, low, high) (((low) < (high)) && ((x) > (low) && (x) < (high))) || (((low) > (high)) && ((x) < (low) || (x) > (high)))
// Check if value is in range A..B. If B < A, matches all outside B..A
#define in_range_wrap(x, low, high) (((low) < (high)) && ((x) > (low) && (x) < (high))) || (((low) > (high)) && ((x) > (low) || (x) < (high)))
#define dec_wrap(var, min, max) do { if ((var) > min) { (var)--; } else { (var)=(max); } } while(0)
// === general bit manipulation with register ===
#define sbi(reg, bit) do { (reg) |= (1 << (uint8_t)(bit)); } while(0)
@@ -38,3 +32,9 @@
#define set_bit_p(reg, bit, value) write_bit_p(reg_p, bit, value)
#define toggle_bit_p(reg_p, bit) do { *(reg_p) ^= (1 << (uint8_t)(bit)); } while(0)
// Check if value is in range A..B or B..A
#define in_range(x, low, high) (((low) < (high)) && ((x) > (low) && (x) < (high))) || (((low) > (high)) && ((x) < (low) || (x) > (high)))
// Check if value is in range A..B. If B < A, matches all outside B..A
#define in_range_wrap(x, low, high) (((low) < (high)) && ((x) > (low) && (x) < (high))) || (((low) > (high)) && ((x) > (low) || (x) < (high)))
devel/lib/colors.h
+3 -1
View File
@@ -16,7 +16,7 @@ typedef uint16_t rgb12_t;
typedef uint8_t rgb6_t;
#define xrgb(rr, gg, bb) { .r = ((uint8_t)(rr)), .g = ((uint8_t)(gg)), .b = ((uint8_t)(bb)) }
#define xrgb(rr, gg, bb) ((xrgb_t) { .r = ((uint8_t)(rr)), .g = ((uint8_t)(gg)), .b = ((uint8_t)(bb)) })
#define xrgb_r(c) ((uint8_t)(c.r))
#define xrgb_g(c) ((uint8_t)(c.g))
#define xrgb_b(c) ((uint8_t)(c.b))
@@ -55,3 +55,5 @@ typedef uint8_t rgb6_t;
#define rgb6_b(c) ((((rgb6_t) (c)) & 0x3) << 6)
#define rgb6_xrgb(c) xrgb(rgb6_r(c), rgb6_g(c), rgb6_b(c))
#define rgb6_rgb24(c) rgb24(rgb6_r(c), rgb6_g(c), rgb6_b(c))
#define add_xrgb(x, y) ((xrgb_t) { (((y).r > (255 - (x).r)) ? 255 : ((x).r + (y).r)), (((y).g > (255 - (x).g)) ? 255 : ((x).g + (y).g)), (((y).b > 255 - (x).b) ? 255 : ((x).b + (y).b)) })