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#ifndef _RAD_COLOR_H_ |
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#define _RAD_COLOR_H_ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#ifdef __cplusplus |
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#define CIE_y_g 0.710 |
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#define CIE_x_b 0.140 |
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#define CIE_y_b 0.080 |
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#define CIE_x_w 0.3333 /* use true white */ |
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#define CIE_y_w 0.3333 |
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#define CIE_x_w (1./3.) /* use true white */ |
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#define CIE_y_w (1./3.) |
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#else |
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#define CIE_x_r 0.640 /* nominal CRT primaries */ |
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#define CIE_y_r 0.330 |
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#define CIE_y_g 0.600 |
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#define CIE_x_b 0.150 |
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#define CIE_y_b 0.060 |
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#define CIE_x_w 0.3333 /* use true white */ |
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#define CIE_y_w 0.3333 |
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#define CIE_x_w (1./3.) /* use true white */ |
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#define CIE_y_w (1./3.) |
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#endif |
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#define STDPRIMS {{CIE_x_r,CIE_y_r},{CIE_x_g,CIE_y_g}, \ |
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#define PRIMARYSTR "PRIMARIES=" |
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#define LPRIMARYSTR 10 |
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#define isprims(hl) (!strncmp(hl,PRIMARYSTR,LPRIMARYSTR)) |
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#define primsval(p,hl) sscanf((hl)+LPRIMARYSTR, \ |
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#define primsval(p,hl) (sscanf((hl)+LPRIMARYSTR, \ |
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"%f %f %f %f %f %f %f %f", \ |
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&(p)[RED][CIEX],&(p)[RED][CIEY], \ |
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&(p)[GRN][CIEX],&(p)[GRN][CIEY], \ |
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&(p)[BLU][CIEX],&(p)[BLU][CIEY], \ |
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&(p)[WHT][CIEX],&(p)[WHT][CIEY]) |
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&(p)[WHT][CIEX],&(p)[WHT][CIEY]) == 8) |
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#define fputprims(p,fp) fprintf(fp, \ |
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"%s %.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f\n",\ |
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PRIMARYSTR, \ |