#include "quakedef.h"#include "colormatrix.h" extern int cmflags; voidcmprocess(s16int cm[4 * 4], pixel_t *p, int n){	if(cmkind == CmIdent)		return; 	if(cmkind == CmBright) {		for(; n > 0; n--) {			s32int x[4] = {				(*p >> 0) & 0xff,				(*p >> 8) & 0xff,				(*p >> 16) & 0xff,				0xff,			};			s32int y[4] = {				x[0] * cm[4 * 0 + 0] / CM(1),				x[1] * cm[4 * 1 + 1] / CM(1),				x[2] * cm[4 * 2 + 2] / CM(1),				0xff,			};			u8int z[4] = {				min(y[0], 255),				min(y[1], 255),				min(y[2], 255),				0xff,			};			*p++ = z[0] << 0 | z[1] << 8 | z[2] << 16 | (pixel_t)0xff << 24;		}		return;	} 	for(; n > 0; n--) {		s32int x[4] = {			(*p >> 0) & 0xff,			(*p >> 8) & 0xff,			(*p >> 16) & 0xff,			0xff,		};		s32int y[4] = {			(x[0] * cm[4 * 0 + 0] + x[1] * cm[4 * 0 + 1] + x[2] * cm[4 * 0 + 2] +			 0xff * cm[4 * 0 + 3]) /				CM(1),			(x[0] * cm[4 * 1 + 0] + x[1] * cm[4 * 1 + 1] + x[2] * cm[4 * 1 + 2] +			 0xff * cm[4 * 1 + 3]) /				CM(1),			(x[0] * cm[4 * 2 + 0] + x[1] * cm[4 * 2 + 1] + x[2] * cm[4 * 2 + 2] +			 0xff * cm[4 * 2 + 3]) /				CM(1),			0xff,		};		u32int z[4] = {			clamp(y[0], 0, 255),			clamp(y[1], 0, 255),			clamp(y[2], 0, 255),			0xff,		};		*p++ = z[0] << 0 | z[1] << 8 | z[2] << 16 | z[3] << 24;	}}