+++ /dev/null
-/*
- * This file is part of the Advance project.
- *
- * Copyright (C) 2003 Andrea Mazzoleni
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * In addition, as a special exception, Andrea Mazzoleni
- * gives permission to link the code of this program with
- * the MAME library (or with modified versions of MAME that use the
- * same license as MAME), and distribute linked combinations including
- * the two. You must obey the GNU General Public License in all
- * respects for all of the code used other than MAME. If you modify
- * this file, you may extend this exception to your version of the
- * file, but you are not obligated to do so. If you do not wish to
- * do so, delete this exception statement from your version.
- */
-
-#ifndef __INTERP_H
-#define __INTERP_H
-
-/***************************************************************************/
-/* Basic types */
-
-/***************************************************************************/
-/* interpolation */
-
-static unsigned interp_mask[2];
-static unsigned interp_bits_per_pixel;
-
-#define INTERP_16_MASK_1(v) (v & interp_mask[0])
-#define INTERP_16_MASK_2(v) (v & interp_mask[1])
-
-static __inline unsigned short interp_16_521(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*5 + INTERP_16_MASK_1(p2)*2 + INTERP_16_MASK_1(p3)*1) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*5 + INTERP_16_MASK_2(p2)*2 + INTERP_16_MASK_2(p3)*1) / 8);
-}
-
-static __inline unsigned short interp_16_332(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*3 + INTERP_16_MASK_1(p2)*3 + INTERP_16_MASK_1(p3)*2) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*3 + INTERP_16_MASK_2(p2)*3 + INTERP_16_MASK_2(p3)*2) / 8);
-}
-
-static __inline unsigned short interp_16_611(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*6 + INTERP_16_MASK_1(p2) + INTERP_16_MASK_1(p3)) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*6 + INTERP_16_MASK_2(p2) + INTERP_16_MASK_2(p3)) / 8);
-}
-
-static __inline unsigned short interp_16_71(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*7 + INTERP_16_MASK_1(p2)) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*7 + INTERP_16_MASK_2(p2)) / 8);
-}
-
-static __inline unsigned short interp_16_211(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*2 + INTERP_16_MASK_1(p2) + INTERP_16_MASK_1(p3)) / 4)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*2 + INTERP_16_MASK_2(p2) + INTERP_16_MASK_2(p3)) / 4);
-}
-
-static __inline unsigned short interp_16_772(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1(((INTERP_16_MASK_1(p1) + INTERP_16_MASK_1(p2))*7 + INTERP_16_MASK_1(p3)*2) / 16)
- | INTERP_16_MASK_2(((INTERP_16_MASK_2(p1) + INTERP_16_MASK_2(p2))*7 + INTERP_16_MASK_2(p3)*2) / 16);
-}
-
-static __inline unsigned short interp_16_11(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1) + INTERP_16_MASK_1(p2)) / 2)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1) + INTERP_16_MASK_2(p2)) / 2);
-}
-
-static __inline unsigned short interp_16_31(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*3 + INTERP_16_MASK_1(p2)) / 4)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*3 + INTERP_16_MASK_2(p2)) / 4);
-}
-
-static __inline unsigned short interp_16_1411(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*14 + INTERP_16_MASK_1(p2) + INTERP_16_MASK_1(p3)) / 16)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*14 + INTERP_16_MASK_2(p2) + INTERP_16_MASK_2(p3)) / 16);
-}
-
-static __inline unsigned short interp_16_431(unsigned short p1, unsigned short p2, unsigned short p3)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*4 + INTERP_16_MASK_1(p2)*3 + INTERP_16_MASK_1(p3)) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*4 + INTERP_16_MASK_2(p2)*3 + INTERP_16_MASK_2(p3)) / 8);
-}
-
-static __inline unsigned short interp_16_53(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*5 + INTERP_16_MASK_1(p2)*3) / 8)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*5 + INTERP_16_MASK_2(p2)*3) / 8);
-}
-
-static __inline unsigned short interp_16_151(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*15 + INTERP_16_MASK_1(p2)) / 16)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*15 + INTERP_16_MASK_2(p2)) / 16);
-}
-
-static __inline unsigned short interp_16_97(unsigned short p1, unsigned short p2)
-{
- return INTERP_16_MASK_1((INTERP_16_MASK_1(p1)*9 + INTERP_16_MASK_1(p2)*7) / 16)
- | INTERP_16_MASK_2((INTERP_16_MASK_2(p1)*9 + INTERP_16_MASK_2(p2)*7) / 16);
-}
-
-#define INTERP_32_MASK_1(v) (v & 0xFF00FF)
-#define INTERP_32_MASK_2(v) (v & 0x00FF00)
-
-static __inline unsigned int interp_32_521(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*5 + INTERP_32_MASK_1(p2)*2 + INTERP_32_MASK_1(p3)*1) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*5 + INTERP_32_MASK_2(p2)*2 + INTERP_32_MASK_2(p3)*1) / 8);
-}
-
-static __inline unsigned int interp_32_332(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*3 + INTERP_32_MASK_1(p2)*3 + INTERP_32_MASK_1(p3)*2) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*3 + INTERP_32_MASK_2(p2)*3 + INTERP_32_MASK_2(p3)*2) / 8);
-}
-
-static __inline unsigned int interp_32_211(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*2 + INTERP_32_MASK_1(p2) + INTERP_32_MASK_1(p3)) / 4)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*2 + INTERP_32_MASK_2(p2) + INTERP_32_MASK_2(p3)) / 4);
-}
-
-static __inline unsigned int interp_32_611(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*6 + INTERP_32_MASK_1(p2) + INTERP_32_MASK_1(p3)) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*6 + INTERP_32_MASK_2(p2) + INTERP_32_MASK_2(p3)) / 8);
-}
-
-static __inline unsigned int interp_32_71(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*7 + INTERP_32_MASK_1(p2)) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*7 + INTERP_32_MASK_2(p2)) / 8);
-}
-
-static __inline unsigned int interp_32_772(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1(((INTERP_32_MASK_1(p1) + INTERP_32_MASK_1(p2))*7 + INTERP_32_MASK_1(p3)*2) / 16)
- | INTERP_32_MASK_2(((INTERP_32_MASK_2(p1) + INTERP_32_MASK_2(p2))*7 + INTERP_32_MASK_2(p3)*2) / 16);
-}
-
-static __inline unsigned int interp_32_11(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1) + INTERP_32_MASK_1(p2)) / 2)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1) + INTERP_32_MASK_2(p2)) / 2);
-}
-
-static __inline unsigned int interp_32_31(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*3 + INTERP_32_MASK_1(p2)) / 4)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*3 + INTERP_32_MASK_2(p2)) / 4);
-}
-
-static __inline unsigned int interp_32_1411(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*14 + INTERP_32_MASK_1(p2) + INTERP_32_MASK_1(p3)) / 16)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*14 + INTERP_32_MASK_2(p2) + INTERP_32_MASK_2(p3)) / 16);
-}
-
-static __inline unsigned int interp_32_431(unsigned int p1, unsigned int p2, unsigned int p3)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*4 + INTERP_32_MASK_1(p2)*3 + INTERP_32_MASK_1(p3)) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*4 + INTERP_32_MASK_2(p2)*3 + INTERP_32_MASK_2(p3)) / 8);
-}
-
-static __inline unsigned int interp_32_53(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*5 + INTERP_32_MASK_1(p2)*3) / 8)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*5 + INTERP_32_MASK_2(p2)*3) / 8);
-}
-
-static __inline unsigned int interp_32_151(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*15 + INTERP_32_MASK_1(p2)) / 16)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*15 + INTERP_32_MASK_2(p2)) / 16);
-}
-
-static __inline unsigned int interp_32_97(unsigned int p1, unsigned int p2)
-{
- return INTERP_32_MASK_1((INTERP_32_MASK_1(p1)*9 + INTERP_32_MASK_1(p2)*7) / 16)
- | INTERP_32_MASK_2((INTERP_32_MASK_2(p1)*9 + INTERP_32_MASK_2(p2)*7) / 16);
-}
-
-/***************************************************************************/
-/* diff */
-
-#define INTERP_Y_LIMIT (0x30*4)
-#define INTERP_U_LIMIT (0x07*4)
-#define INTERP_V_LIMIT (0x06*8)
-
-inline static int interp_16_diff(unsigned short p1, unsigned short p2)
-{
- int r, g, b;
- int y, u, v;
-
- if (p1 == p2)
- return 0;
-
- if (interp_bits_per_pixel == 16) {
- b = (int)((p1 & 0x1F) - (p2 & 0x1F)) << 3;
- g = (int)((p1 & 0x7E0) - (p2 & 0x7E0)) >> 3;
- r = (int)((p1 & 0xF800) - (p2 & 0xF800)) >> 8;
- } else {
- b = (int)((p1 & 0x1F) - (p2 & 0x1F)) << 3;
- g = (int)((p1 & 0x3E0) - (p2 & 0x3E0)) >> 2;
- r = (int)((p1 & 0x7C00) - (p2 & 0x7C00)) >> 7;
- }
-
- y = r + g + b;
- u = r - b;
- v = -r + 2*g - b;
-
- if (y < -INTERP_Y_LIMIT || y > INTERP_Y_LIMIT)
- return 1;
-
- if (u < -INTERP_U_LIMIT || u > INTERP_U_LIMIT)
- return 1;
-
- if (v < -INTERP_V_LIMIT || v > INTERP_V_LIMIT)
- return 1;
-
- return 0;
-}
-
-inline static int interp_32_diff(unsigned int p1, unsigned int p2)
-{
- int r, g, b;
- int y, u, v;
-
- if ((p1 & 0xF8F8F8) == (p2 & 0xF8F8F8))
- return 0;
-
- b = (int)((p1 & 0xFF) - (p2 & 0xFF));
- g = (int)((p1 & 0xFF00) - (p2 & 0xFF00)) >> 8;
- r = (int)((p1 & 0xFF0000) - (p2 & 0xFF0000)) >> 16;
-
- y = r + g + b;
- u = r - b;
- v = -r + 2*g - b;
-
- if (y < -INTERP_Y_LIMIT || y > INTERP_Y_LIMIT)
- return 1;
-
- if (u < -INTERP_U_LIMIT || u > INTERP_U_LIMIT)
- return 1;
-
- if (v < -INTERP_V_LIMIT || v > INTERP_V_LIMIT)
- return 1;
-
- return 0;
-}
-
-#if 0
-
-static void interp_set(unsigned bits_per_pixel)
-{
- interp_bits_per_pixel = bits_per_pixel;
-
- switch (bits_per_pixel) {
- case 15 :
- interp_mask[0] = 0x7C1F;
- interp_mask[1] = 0x03E0;
- break;
- case 16 :
- interp_mask[0] = 0xF81F;
- interp_mask[1] = 0x07E0;
- break;
- case 32 :
- interp_mask[0] = 0xFF00FF;
- interp_mask[1] = 0x00FF00;
- break;
- }
-}
-
-#endif
-
-#endif
notaz.gp2x.de / pcsx_rearmed.git / blobdiff