ref: ba9a38b8266fd42f2bc327b7e6e60866812cbb92
dir: /src/pt2_helpers.h/
#pragma once #include <stdint.h> #include <stdbool.h> // fast 32-bit -> 16-bit clamp #define CLAMP16(i) if ((int16_t)(i) != i) i = 0x7FFF ^ (i >> 31) // fast 16-bit -> 8-bit clamp #define CLAMP8(i) if ((int8_t)(i) != i) i = 0x7F ^ (i >> 15) #define SWAP16(value) \ ( \ (((uint16_t)((value) & 0x00FF)) << 8) | \ (((uint16_t)((value) & 0xFF00)) >> 8) \ ) #define SWAP32(value) \ ( \ (((uint32_t)((value) & 0x000000FF)) << 24) | \ (((uint32_t)((value) & 0x0000FF00)) << 8) | \ (((uint32_t)((value) & 0x00FF0000)) >> 8) | \ (((uint32_t)((value) & 0xFF000000)) >> 24) \ ) #define SWAP64(x) \ ( \ (((x) << 56) & 0xFF00000000000000ULL) | \ (((x) << 40) & 0x00FF000000000000ULL) | \ (((x) << 24) & 0x0000FF0000000000ULL) | \ (((x) << 8) & 0x000000FF00000000ULL) | \ (((x) >> 8) & 0x00000000FF000000ULL) | \ (((x) >> 24) & 0x0000000000FF0000ULL) | \ (((x) >> 40) & 0x000000000000FF00ULL) | \ (((x) >> 56) & 0x00000000000000FFULL) \ ) #define SGN(x) (((x) >= 0) ? 1 : -1) #define ABS(a) (((a) < 0) ? -(a) : (a)) #define MIN(a, b) (((a) < (b)) ? (a) : (b)) #define MAX(a, b) (((a) > (b)) ? (a) : (b)) #define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x))) #define R12(x) (((x) >> 8) & 0xF) #define G12(x) (((x) >> 4) & 0xF) #define B12(x) ((x) & 0xF) // 0..15 -> 0..255 #define R12_to_R24(x) (R12(x) * 17) #define G12_to_G24(x) (G12(x) * 17) #define B12_to_B24(x) (B12(x) * 17) #define RGB12_to_RGB24(x) ((R12_to_R24(x) << 16) | (G12_to_G24(x) << 8) | (B12_to_B24(x))) #define R24(x) (((x) >> 16) & 0xFF) #define G24(x) (((x) >> 8) & 0xFF) #define B24(x) ((x) & 0xFF) #define RGB24(r, g, b) (((r) << 16) | ((g) << 8) | (b)) void showErrorMsgBox(const char *fmt, ...); void sanitizeFilenameChar(char *chr); bool sampleNameIsEmpty(char *name); bool moduleNameIsEmpty(char *name); void updateWindowTitle(bool modified);