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-rw-r--r--engines/sci/gfx/alpha_mvi_crossblit.cpp357
-rw-r--r--engines/sci/gfx/gfx_support.cpp15
2 files changed, 0 insertions, 372 deletions
diff --git a/engines/sci/gfx/alpha_mvi_crossblit.cpp b/engines/sci/gfx/alpha_mvi_crossblit.cpp
deleted file mode 100644
index 37746c5517..0000000000
--- a/engines/sci/gfx/alpha_mvi_crossblit.cpp
+++ /dev/null
@@ -1,357 +0,0 @@
-/* ScummVM - Graphic Adventure Engine
- *
- * ScummVM is the legal property of its developers, whose names
- * are too numerous to list here. Please refer to the COPYRIGHT
- * file distributed with this source distribution.
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * $URL$
- * $Id$
- *
- */
-
-/** MUST be compiled with -mcpu=cv6! */
-
-#include <gfx_tools.h>
-
-
-#ifdef HAVE_ALPHA_EV6_SUPPORT
-
-#ifdef __DECC
-# include "c_asm.h"
-# define USE_C_CODE
-#else /* GNU C */
-# undef USE_C_CODE
-#endif
-
-void
-FUNCT_NAME(byte *dest, byte *src, int bytes_per_dest_line, int bytes_per_src_line,
- int xl, int yl, byte *alpha, int bytes_per_alpha_line, int bytes_per_alpha_pixel,
- unsigned int alpha_test_mask, int alpha_shift
-#ifdef PRIORITY
- , byte *priority_pos , int bytes_per_priority_line, int bytes_per_priority_pixel, int priority
-#endif
- ) {
-#ifdef USE_C_CODE
-#ifdef PRIORITY
- int left_mask = (255 << (((unsigned long) dest) & 7)) & 255;
- int right_mask = (255 >> (((unsigned long) dest + bytes_per_dest_line) & 7));
-#endif
- unsigned long data;
-
- assert(!(bytes_per_alpha_line & 7));
- assert(!(((unsigned long) src) & 3));
- assert(!(((unsigned long) dest) & 3));
- assert(bytes_per_alpha_pixel < 2);
-
- yl++;
- while (--yl) {
- int x;
- byte *dest_next = dest + bytes_per_dest_line;
- byte *src_next = src + bytes_per_src_line;
-#ifdef PRIORITY
- byte *pri_next = priority_pos + bytes_per_priority_line;
-#endif
- asm("ldl $31, 0($31)\n\t"
- "ldl $31, 0($31)\n\t"); /* Prefetch memory for next line */
-
- if (((unsigned long)src) & 4)
- data = *((unsigned int *) src);
-
- for (x = xl; x > 0; x--) {
- unsigned long alpha;
-
- if (!(((unsigned long)src) & 4))
- data = *((unsigned long *) src);
- alpha = (data & alpha_test_mask) >> alpha_shift;
-
- if (
-#ifdef PRIORITY
- (*priority_pos <= priority) &&
-#endif
- alpha != 255) {
- unsigned long result;
- unsigned long orig;
- unsigned long unpkdata;
-
- unpkdata = asm("unpkbw %0, %v0\n\t", data);
-
- result = unpkdata * (255 - alpha);
-
- orig = *((unsigned int *) dest);
-
- orig = asm("unpkbw %0, %v0\n\t", orig);
-
- result += orig * alpha;
- src += 4;
-
- result >>= 8;
-
- result = asm("pkwb %0, %v0\n\t", result);
-
- data >>= 32;
- *((unsigned int *) dest) = result;
-#ifdef PRIORITY
- *priority_pos = priority;
-#endif
- dest += 4;
- } else {
- data >>= 32;
- src += 4;
- dest += 4;
- }
-
-#ifdef PRIORITY
- priority_pos++;
-#endif
- }
-
- dest = dest_next;
- src = src_next;
-#ifdef PRIORITY
- priority_pos = pri_next;
-#endif
- }
-#else
- unsigned long real_alpha_shift = alpha_shift;
-#ifdef PRIORITY
- assert(!(bytes_per_alpha_line & 7));
- assert(bytes_per_alpha_pixel < 2);
- real_alpha_shift |= (unsigned long)(priority << 16) | ((unsigned long) bytes_per_priority_pixel << 32);
- /* Work around gcc design bug allowing only 10 asm parameters */
-#endif
- __asm__ __volatile__(
-#ifdef PRIORITY
- /*
- ** dest: $16
- ** src: $17
- ** bytes_per_dest_line: $18
- ** bytes_per_src_line: $19
- ** xl : $20
- ** yl : $21
- ** alpha_test_mask: $24
- ** alpha_shift: $25
- ** 255: $8
- **
- ** bytes_per_priority_line: $9
- ** priority_pos: $10
- ** priority extended to 8 bytes: $7
- ** bytes_per_priority_pixel: $6
- **
- ** temp_priority_collection: $11
- ** priority_pos backup: $12
- ** left border mask: $13
- ** right border mask: $28
- ** priority test bit: $15
- ** ldq4priority result: $26
- */
-
- "lda $30, -88($30) \n\t"
- "stq $9, 0($30) \n\t"
- "stq $10, 8($30) \n\t"
- "stq $11, 16($30) \n\t"
- "stq $12, 24($30) \n\t"
- "stq $13, 32($30) \n\t"
- "stq $15, 40($30) \n\t"
- "stq $26, 48($30) \n\t"
- "stq %8, 56($30) \n\t"
- "stq %9, 64($30) \n\t"
- "stq $7, 72($30) \n\t"
- "stq $6, 80($30) \n\t"
-
- "mov %8, $9 \n\t"
- "mov %9, $10 \n\t"
-#endif
- "mov %6, $24 \n\t"
- "mov %7, $25 \n\t"
- "mov 255, $8 \n\t"
- "subl $21, 1, $21 \n\t"
-#ifdef PRIORITY
-
- /* Defrobnicate real_alpha_shift data */
- "srl $25, 32, $6 \n\t"
- "srl $25, 16, $7 \n\t"
- "and $7, $8, $7 \n\t"
-
- /* Load first priority data quad */
- "andnot $10, 7, $0 \n\t"
- "ldq $26, 0($0) \n\t" /* Load priority */
- "and $10, 7, $13 \n\t"
- "sll $13, 3, $0 \n\t"
-
- /* Calculate right border mask */
- "addl $13, $20, $28\n\t"
- "and $28, 7, $28 \n\t"
- "beq $28, 7f \n\t"
- "mov 8, $0 \n\t"
- "subl $0, $28, $28 \n"
- "7:\n\t"
- "srl $8, $28, $28 \n\t"
- /* Left border mask */
- "sll $8, $13, $13 \n\t"
- "and $13, $8, $13 \n\t"
-
- "mov $10, $12 \n\t"
-
- "sll $7, 8, $0 \n\t"
- "or $7, $0, $7 \n\t"
- "sll $7, 16, $0 \n\t"
- "or $7, $0, $7 \n\t"
- "sll $7, 32, $0 \n\t"
- "or $7, $0, $7 \n\t"
- "cmpbge $7, $26, $3 \n\t"
-
- "and $10, 7, $0 \n\t" /* Init priority bitptr */
- "mov 1, $15 \n\t" /* .. */
- "sll $15, $0, $15 \n\t" /* .. */
-
- /* -> Priority buffer */
- "and $3, $13, $11 \n\t"
- "cmplt $20, 8, $0 \n\t"
- "beq $0, 6f \n\t"
- "and $11, $28, $11 \n\t"
- "6:\n\t"
-#endif
- "and $25, $8, $25 \n\t"
-
- /***/
- /*** Variable settings apply NOW ***/
- /***/
-
- "mov $20, $1 \n\t"
- "mov $16, $2 \n\t"
- "mov $17, $3 \n"
- "8:\n\t"
- "addq $2, $18, $2 \n\t"
- "ldl $31, 0($2) \n\t" /* Prefetch dest */
- "addq $3, $19, $3 \n\t"
- "ldl $31, 0($3) \n" /* Prefetch src */
- "1:\n\t"
- "addq $17, 4, $17 \n\t"
- "beq $20, 3f \n\t"
- "subl $20, 1, $20 \n\t"
-#ifdef PRIORITY
- "5:\n\t"
- "addq $10, 1, $10 \n\t"
- "and $11, $15, $0 \n\t" /* Other priority beat our priority? */
- "beq $0, 2f \n\t"
-#endif
- "ldl $0, -4($17) \n\t"
- "unpkbw $0, $5 \n\t"
- "and $0, $24, $0 \n\t"
-
- "xor $0, $24, $4 \n\t"
- "beq $4, 2f \n\t"
-
- "ldl $4, 0($16) \n\t"
- "unpkbw $4, $4 \n\t"
- "srl $0, $25, $0 \n\t"
- "mulq $4, $0, $4 \n\t"
- "subl $8, $0, $0 \n\t"
- "mulq $5, $0, $5 \n\t"
- "addq $4, $5, $4 \n\t"
- "srl $4, 8, $4 \n\t"
- "pkwb $4, $0 \n\t"
- "stl $0, 0($16) \n\t"
- "br 9f \n\t"
- "2:\n"
- "andnot $11, $15, $11 \n\t" /* Don't draw priority if we're fully transparent */
- "9:\n\t"
- "addq $16, 4, $16 \n\t"
-#ifdef PRIORITY
- "sll $15, 1, $15 \n\t"
-
- "and $10, 7, $0 \n\t" /* Do we need to re-load priority mask? */
- /**/ "bne $0, 1b \n\t"
-
- /* Write back to priority buffer */
- "zap $26, $11, $26 \n\t"
- "zapnot $7, $11, $0 \n\t"
- "or $0, $26, $0 \n\t"
- "stq $0, -8($10) \n\t"
-
- "ldq $26, 0($10) \n\t" /* Load priority */
- "cmpbge $7, $26, $11\n\t"
-
- "mov 1, $15 \n\t" /* Init bitcmpmask */
-
- "cmplt $20, 8, $0 \n\t"
- /**/ "beq $0, 1b \n\t"
- "and $11, $28, $11 \n\t"
-#endif
- "br 1b \n"
- "3:\n\t"
-#ifdef PRIORITY
- "and $10, 7, $16 \n\t"
- "beq $16, 7f \n\t"
- "and $11, $28, $11 \n\t"
- "zap $26, $11, $26 \n\t"
- "zapnot $7, $11, $0 \n\t"
- "or $0, $26, $0 \n\t"
- "andnot $10, 7, $16 \n\t"
- "stq $0, 0($16) \n" /* Write back */
- "7:\n\t"
-
- "addq $9, $12, $12 \n\t"
- "mov $12, $10 \n\t"
- "andnot $10, 7, $0 \n\t"
- "ldq $26, 0($0) \n\t"
-
- "and $10, 7, $0 \n\t"
- "mov 1, $15 \n\t"
- "sll $15, $0, $15 \n\t" /* Store priority-induced write-enable mask */
-
- "cmpbge $7, $26, $16 \n\t"
- /* -> Priority buffer */
- "and $16, $13, $11 \n\t"
-#endif
- "beq $21, 4f \n\t"
- "subl $21, 1, $21 \n\t"
- "mov $1, $20 \n\t"
- "mov $2, $16 \n\t" /* Set line numbers for next line */
- "mov $3, $17 \n\t"
- "br 8b \n"
- "4:\n\t"
-#ifdef PRIORITY
- "ldq $9, 0($30) \n\t"
- "ldq $10, 8($30) \n\t"
- "ldq $11, 16($30) \n\t"
- "ldq $12, 24($30) \n\t"
- "ldq $13, 32($30) \n\t"
- "ldq $15, 40($30) \n\t"
- "ldq $26, 48($30) \n\t"
- "ldq %8, 56($30) \n\t"
- "ldq %9, 64($30) \n\t"
- "ldq $7, 72($30) \n\t"
- "ldq $6, 80($30) \n\t"
- "lda $30, 88($30) \n\t"
-#endif
- :
- :
- "r"(dest), "r"(src), "r"(bytes_per_dest_line),
- /*3*/ "r"(bytes_per_src_line), "r"(xl), "r"(yl),
- /*6*/ "r"((unsigned long) alpha_test_mask), "r"(real_alpha_shift)
-#ifdef PRIORITY
- , "r"(bytes_per_priority_line), "r"(priority_pos)
-#endif
- : "%0", "%1", "%2", "%3", "%4", "%5", "%6",
- "%7", "$16", "$17", "$18", "$19", "$20", "$21", "$24", "$25",
- "$8", "memory"
- );
-#endif
-}
-
-#endif /* __alpha__ */
diff --git a/engines/sci/gfx/gfx_support.cpp b/engines/sci/gfx/gfx_support.cpp
index a355154a78..c51c018024 100644
--- a/engines/sci/gfx/gfx_support.cpp
+++ b/engines/sci/gfx/gfx_support.cpp
@@ -386,18 +386,6 @@ gfx_crossblit_pixmap(gfx_mode_t *mode, gfx_pixmap_t *pxm, int priority,
#endif
}
-#ifdef HAVE_ALPHA_EV6_SUPPORT
- if (mode->alpha_mask && axp_have_mvi && bpp == 4) {
- if (priority == GFX_NO_PRIORITY)
- alpha_mvi_crossblit_32(dest, src, dest_line_width, pxm->xl * bpp,
- xl, yl, NULL, 0, 0, mode->alpha_mask, 24 - mode->alpha_shift);
- else
- alpha_mvi_crossblit_32_P(dest, src, dest_line_width, pxm->xl * bpp,
- xl, yl, NULL, 0, 0, mode->alpha_mask, 24 - mode->alpha_shift,
- priority_pos, priority_line_width, priority_skip, priority);
- } else {
-#endif
-
if (alpha_mask & 0xff)
alpha_min = ((alpha_mask * gfx_crossblit_alpha_threshold) >> 8) & alpha_mask;
else
@@ -431,9 +419,6 @@ gfx_crossblit_pixmap(gfx_mode_t *mode, gfx_pixmap_t *pxm, int priority,
return GFX_ERROR;
}
}
-#ifdef HAVE_ALPHA_EV6_SUPPORT
- }
-#endif
return GFX_OK;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 06:14:01 +0000