summaryrefslogtreecommitdiff
path: root/Source/DirectFB/src/gfx/generic/template_colorkey_16.h
diff options
context:
space:
mode:
Diffstat (limited to 'Source/DirectFB/src/gfx/generic/template_colorkey_16.h')
-rwxr-xr-xSource/DirectFB/src/gfx/generic/template_colorkey_16.h369
1 files changed, 369 insertions, 0 deletions
diff --git a/Source/DirectFB/src/gfx/generic/template_colorkey_16.h b/Source/DirectFB/src/gfx/generic/template_colorkey_16.h
new file mode 100755
index 0000000..542dad2
--- /dev/null
+++ b/Source/DirectFB/src/gfx/generic/template_colorkey_16.h
@@ -0,0 +1,369 @@
+/*
+ (c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org)
+ (c) Copyright 2000-2004 Convergence (integrated media) GmbH
+
+ All rights reserved.
+
+ Written by Denis Oliver Kropp <dok@directfb.org>,
+ Andreas Hundt <andi@fischlustig.de>,
+ Sven Neumann <neo@directfb.org>,
+ Ville Syrjälä <syrjala@sci.fi> and
+ Claudio Ciccani <klan@users.sf.net>.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+/*
+ * Example:
+ * #define RGB_MASK 0x7fff
+ * #define Cop_OP_Aop_PFI( op ) Cop_##op##_Aop_15
+ * #define Bop_PFI_OP_Aop_PFI( op ) Bop_15_##op##_Aop_15
+ * #include "template_ckey_16.h"
+ */
+
+#if RGB_MASK == 0xffff
+#define MASK_RGB( p ) (p)
+#else
+#define MASK_RGB( p ) ((p) & RGB_MASK)
+#endif
+
+#define MASK_RGB_L( p ) ((p) & RGB_MASK)
+#define MASK_RGB_H( p ) ((p) & (RGB_MASK << 16))
+#define MASK_RGB_32( p ) ((p) & (RGB_MASK << 16 | RGB_MASK))
+
+/********************************* Cop_toK_Aop_PFI ****************************/
+
+static void Cop_OP_Aop_PFI(toK)( GenefxState *gfxs )
+{
+ int l = gfxs->length;
+ u16 *D = gfxs->Aop[0];
+ u16 Dkey = gfxs->Dkey;
+ u16 Cop = gfxs->Cop;
+
+ while (l--) {
+ if (MASK_RGB( *D ) == Dkey)
+ *D = Cop;
+
+ D++;
+ }
+}
+
+/********************************* Bop_PFI_Kto_Aop_PFI ************************/
+
+static void Bop_PFI_OP_Aop_PFI(Kto)( GenefxState *gfxs )
+{
+ int w, l = gfxs->length;
+ int Ostep = gfxs->Ostep;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Skey = gfxs->Skey;
+ u32 SkeyH = gfxs->Skey << 16;
+
+ /* blit direction */
+ if (Ostep < 0) {
+ S += gfxs->length - 1;
+ D += gfxs->length - 1;
+ }
+
+ if (((long)S & 2) != ((long)D & 2)) {
+ /* source and destination misaligned */
+ while (l--) {
+ u16 s = *S;
+
+ if (MASK_RGB( s ) != Skey)
+ *D = s;
+
+ S += Ostep;
+ D += Ostep;
+ }
+
+ return;
+ }
+
+ /* fix alignment */
+ if (Ostep > 0) {
+ if ((long)D & 2) {
+ /* align / leftmost pixel */
+ u16 s = *S;
+
+ if (MASK_RGB( s ) != Skey)
+ *D = s;
+
+ S++;
+ D++;
+ l--;
+ }
+ } else { /* Ostep < 0 */
+ if ((long)D & 2) {
+ /* align */
+ S--;
+ D--;
+ } else {
+ /* rightmost pixel */
+ u16 s = *S;
+
+ if (MASK_RGB( s ) != Skey)
+ *D = s;
+
+ S -= 2;
+ D -= 2;
+ l--;
+ }
+ }
+
+ /* blit */
+ Ostep <<= 1;
+ w = l >> 1;
+ while (w--) {
+ u32 s = *(u32 *) S;
+
+ if (MASK_RGB_L( s ) != Skey) {
+ if (MASK_RGB_H( s ) != SkeyH) {
+ *(u32 *) D = s;
+ } else {
+#ifdef WORDS_BIGENDIAN
+ D[1] = (u16) s;
+#else
+ D[0] = (u16) s;
+#endif
+ }
+ } else if (MASK_RGB_H( s ) != SkeyH) {
+#ifdef WORDS_BIGENDIAN
+ D[0] = (u16) (s >> 16);
+#else
+ D[1] = (u16) (s >> 16);
+#endif
+ }
+
+ S += Ostep;
+ D += Ostep;
+ }
+
+ /* last potential pixel */
+ if (l & 1) {
+ u16 s;
+
+ if (Ostep < 0) {
+ S++;
+ D++;
+ }
+
+ s = *S;
+ if (MASK_RGB( s ) != Skey)
+ *D = s;
+ }
+}
+
+/********************************* Bop_PFI_toK_Aop_PFI ************************/
+
+static void Bop_PFI_OP_Aop_PFI(toK)( GenefxState *gfxs )
+{
+ int w, l = gfxs->length;
+ int Ostep = gfxs->Ostep;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Dkey = gfxs->Dkey;
+ u32 DkeyH = gfxs->Dkey << 16;
+
+ /* blit direction */
+ if (Ostep < 0) {
+ S += gfxs->length - 1;
+ D += gfxs->length - 1;
+ }
+
+ if (((long)S & 2) != ((long)D & 2)) {
+ /* source and destination misaligned */
+ while (l--) {
+ if (MASK_RGB( *D ) == Dkey)
+ *D = *S;
+
+ S += Ostep;
+ D += Ostep;
+ }
+
+ return;
+ }
+
+ /* fix alignment */
+ if ((Ostep > 0)) {
+ if ((long)D & 2) {
+ /* align / leftmost pixel */
+ if (MASK_RGB( *D ) == Dkey)
+ *D = *S;
+
+ S++;
+ D++;
+ l--;
+ }
+ } else { /* Ostep < 0 */
+ if ((long)D & 2) {
+ /* align */
+ S--;
+ D--;
+ } else {
+ /* rightmost pixel */
+ if (MASK_RGB( *D ) == Dkey)
+ *D = *S;
+
+ S -= 2;
+ D -= 2;
+ l--;
+ }
+ }
+
+ /* blit */
+ Ostep <<= 1;
+ w = l >> 1;
+ while (w--) {
+ u32 d = *(u32 *) D;
+
+ if (MASK_RGB_32( d ) == (DkeyH | Dkey)) {
+ *(u32 *) D = *(u32 *) S;
+ } else {
+ if (MASK_RGB_L( d ) == Dkey) {
+#ifdef WORDS_BIGENDIAN
+ D[0] = S[0];
+#else
+ D[1] = S[1];
+#endif
+ } else
+ if (MASK_RGB_H( d ) == DkeyH) {
+#ifdef WORDS_BIGENDIAN
+ D[1] = S[1];
+#else
+ D[0] = S[0];
+#endif
+ }
+ }
+
+ S += Ostep;
+ D += Ostep;
+ }
+
+ /* last potential pixel */
+ if (l & 1) {
+ if (Ostep < 0) {
+ S++;
+ D++;
+ }
+
+ if (MASK_RGB( *D ) == Dkey)
+ *D = *S;
+ }
+}
+
+/********************************* Bop_PFI_KtoK_Aop_PFI ***********************/
+
+static void Bop_PFI_OP_Aop_PFI(KtoK)( GenefxState *gfxs )
+{
+ int l = gfxs->length;
+ int Ostep = gfxs->Ostep;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Skey = gfxs->Skey;
+ u16 Dkey = gfxs->Dkey;
+
+ if (Ostep < 0) {
+ S += gfxs->length - 1;
+ D += gfxs->length - 1;
+ }
+
+ while (l--) {
+ u16 s = *S;
+
+ if (MASK_RGB( s ) != Skey && MASK_RGB( *D ) == Dkey)
+ *D = s;
+
+ S += Ostep;
+ D += Ostep;
+ }
+}
+
+/********************************* Bop_PFI_SKto_Aop_PFI ***********************/
+
+static void Bop_PFI_OP_Aop_PFI(SKto)( GenefxState *gfxs )
+{
+ int l = gfxs->length;
+ int i = gfxs->Xphase;
+ int SperD = gfxs->SperD;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Skey = gfxs->Skey;
+
+ while (l--) {
+ u16 s = S[i>>16];
+
+ if (MASK_RGB( s ) != Skey)
+ *D = s;
+
+ D++;
+ i += SperD;
+ }
+}
+
+/********************************* Bop_PFI_StoK_Aop_PFI ***********************/
+
+static void Bop_PFI_OP_Aop_PFI(StoK)( GenefxState *gfxs )
+{
+ int l = gfxs->length;
+ int i = gfxs->Xphase;
+ int SperD = gfxs->SperD;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Dkey = gfxs->Dkey;
+
+ while (l--) {
+ if (MASK_RGB( *D ) != Dkey)
+ *D = S[i>>16];
+
+ D++;
+ i += SperD;
+ }
+}
+
+/********************************* Bop_PFI_SKtoK_Aop_PFI **********************/
+
+static void Bop_PFI_OP_Aop_PFI(SKtoK)( GenefxState *gfxs )
+{
+ int l = gfxs->length;
+ int i = gfxs->Xphase;
+ int SperD = gfxs->SperD;
+ u16 *S = gfxs->Bop[0];
+ u16 *D = gfxs->Aop[0];
+ u16 Skey = gfxs->Skey;
+ u16 Dkey = gfxs->Dkey;
+
+ while (l--) {
+ u16 s = S[i>>16];
+
+ if (MASK_RGB( s ) != Skey && MASK_RGB( *D ) == Dkey)
+ *D = s;
+
+ D++;
+ i += SperD;
+ }
+}
+
+/******************************************************************************/
+
+#undef MASK_RGB
+#undef MASK_RGB_L
+#undef MASK_RGB_H
+#undef MASK_RGB_32
+
+#undef RGB_MASK
+#undef Cop_OP_Aop_PFI
+#undef Bop_PFI_OP_Aop_PFI
generated by cgit (git 2.34.1) at 2024-04-19 18:31:29 +0000