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Viewing changes to src/Unix/video_blit.h

Committer: Bazaar Package Importer
Author(s): Jonas Smedegaard
Date: 2003-07-24 00:48:57 UTC
Revision ID: james.westby@ubuntu.com-20030724004857-vnv33v6vf7a7u0z6

Tags: upstream-0.9.20030722

Import upstream version 0.9.20030722

files added:

BasiliskII.spec

COPYING

ChangeLog

INSTALL

Makefile

README

TECH

TODO

src/AmigaOS

src/AmigaOS/BasiliskII.info

src/AmigaOS/Makefile

src/AmigaOS/asm_support.asm

src/AmigaOS/audio_amiga.cpp

src/AmigaOS/clip_amiga.cpp

src/AmigaOS/ether_amiga.cpp

src/AmigaOS/extfs_amiga.cpp

src/AmigaOS/main_amiga.cpp

src/AmigaOS/prefs_amiga.cpp

src/AmigaOS/prefs_editor_amiga.cpp

src/AmigaOS/scsi_amiga.cpp

src/AmigaOS/serial_amiga.cpp

src/AmigaOS/sys_amiga.cpp

src/AmigaOS/sysdeps.h

src/AmigaOS/timer_amiga.cpp

src/AmigaOS/user_strings_amiga.cpp

src/AmigaOS/user_strings_amiga.h

src/AmigaOS/video_amiga.cpp

src/AmigaOS/xpram_amiga.cpp

src/BeOS

src/BeOS/Makefile

src/BeOS/SheepDriver

src/BeOS/SheepDriver/Makefile

src/BeOS/SheepDriver/sheep_driver.c

src/BeOS/SheepDriver/sheep_driver.h

src/BeOS/SheepNet

src/BeOS/SheepNet/Makefile

src/BeOS/SheepNet/sheep_net.cpp

src/BeOS/SheepNet/sheep_net.h

src/BeOS/about_window.cpp

src/BeOS/about_window.h

src/BeOS/audio_beos.cpp

src/BeOS/clip_beos.cpp

src/BeOS/ether_beos.cpp

src/BeOS/extfs_beos.cpp

src/BeOS/main_beos.cpp

src/BeOS/prefs_beos.cpp

src/BeOS/prefs_editor_beos.cpp

src/BeOS/scsi_beos.cpp

src/BeOS/serial_beos.cpp

src/BeOS/sys_beos.cpp

src/BeOS/sysdeps.h

src/BeOS/timer_beos.cpp

src/BeOS/user_strings_beos.cpp

src/BeOS/user_strings_beos.h

src/BeOS/video_beos.cpp

src/BeOS/xpram_beos.cpp

src/MacOSX

src/MacOSX/0_HOW_TO_BUILD.txt

src/MacOSX/1_prepare_files.sh

src/MacOSX/BasiliskII.pbproj

src/MacOSX/BasiliskII.pbproj/nigel.pbxuser

src/MacOSX/BasiliskII.pbproj/project.pbxproj

src/MacOSX/Controller.h

src/MacOSX/Controller.mm

src/MacOSX/Credits.html

src/MacOSX/Emulator.h

src/MacOSX/Emulator.mm

src/MacOSX/EmulatorView.h

src/MacOSX/EmulatorView.mm

src/MacOSX/English.lproj

src/MacOSX/English.lproj/InfoPlist.strings

src/MacOSX/English.lproj/MainMenu.nib

src/MacOSX/English.lproj/MainMenu.nib/Collapsed.tiff

src/MacOSX/English.lproj/MainMenu.nib/Expanded.tiff

src/MacOSX/English.lproj/MainMenu.nib/classes.nib

src/MacOSX/English.lproj/MainMenu.nib/info.nib

src/MacOSX/English.lproj/MainMenu.nib/objects.nib

src/MacOSX/English.lproj/MainMenu.nib/resetH.tiff

src/MacOSX/English.lproj/MainMenu.nib/resetN.tiff

src/MacOSX/English.lproj/MainMenu.nib/shutdownH.tiff

src/MacOSX/English.lproj/MainMenu.nib/shutdownN.tiff

src/MacOSX/HowTo.html

src/MacOSX/Makefile.in

src/MacOSX/Multiple-Windows

src/MacOSX/Multiple-Windows/English.lproj

src/MacOSX/Multiple-Windows/English.lproj/InfoPlist.strings

src/MacOSX/Multiple-Windows/English.lproj/MainMenu.nib

src/MacOSX/Multiple-Windows/English.lproj/MainMenu.nib/classes.nib

src/MacOSX/Multiple-Windows/English.lproj/MainMenu.nib/info.nib

src/MacOSX/Multiple-Windows/English.lproj/MainMenu.nib/objects.nib

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/Collapsed.tiff

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/Expanded.tiff

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/classes.nib

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/info.nib

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/objects.nib

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/resetH.tiff

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/resetN.tiff

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/shutdownH.tiff

src/MacOSX/Multiple-Windows/English.lproj/Win512x342.nib/shutdownN.tiff

src/MacOSX/Multiple-Windows/README

src/MacOSX/NNThread.h

src/MacOSX/NNThread.m

src/MacOSX/PrefsEditor.h

src/MacOSX/PrefsEditor.mm

src/MacOSX/ToDo.html

src/MacOSX/Versions.html

src/MacOSX/audio_defs_macosx.h

src/MacOSX/audio_macosx.cpp

src/MacOSX/audio_macosx.mm

src/MacOSX/configure.in

src/MacOSX/extfs_macosx.h

src/MacOSX/extfs_macosx.mm

src/MacOSX/macos_util_macosx.h

src/MacOSX/main_macosx.h

src/MacOSX/main_macosx.mm

src/MacOSX/misc_macosx.h

src/MacOSX/misc_macosx.mm

src/MacOSX/prefs_macosx.cpp

src/MacOSX/sys_darwin.cpp

src/MacOSX/sysdeps.h

src/MacOSX/video_macosx.h

src/MacOSX/video_macosx.mm

src/Unix

src/Unix/BasiliskII.1

src/Unix/FreeBSD

src/Unix/FreeBSD/scsi_freebsd.cpp

src/Unix/FreeBSD/scsidump.cpp

src/Unix/Irix

src/Unix/Irix/README.networking

src/Unix/Irix/audio_irix.cpp

src/Unix/Irix/unaligned.c

src/Unix/Linux

src/Unix/Linux/NetDriver

src/Unix/Linux/NetDriver/Makefile

src/Unix/Linux/NetDriver/sheep_net.c

src/Unix/Linux/scsi_linux.cpp

src/Unix/Makefile.in

src/Unix/Solaris

src/Unix/Solaris/audio_solaris.cpp

src/Unix/Solaris/which_sparc

src/Unix/acinclude.m4

src/Unix/asm_support.s

src/Unix/audio_oss_esd.cpp

src/Unix/autogen.sh

src/Unix/clip_unix.cpp

src/Unix/config.guess

src/Unix/config.sub

src/Unix/configure.ac

src/Unix/ether_unix.cpp

src/Unix/extfs_unix.cpp

src/Unix/fbdevices

src/Unix/install-sh

src/Unix/keycodes

src/Unix/main_unix.cpp

src/Unix/mkinstalldirs

src/Unix/posix_sem.cpp

src/Unix/prefs_editor_gtk.cpp

src/Unix/prefs_unix.cpp

src/Unix/semaphore.h

src/Unix/serial_unix.cpp

src/Unix/sigsegv.cpp

src/Unix/sigsegv.h

src/Unix/sshpty.c

src/Unix/sshpty.h

src/Unix/strlcpy.c

src/Unix/strlcpy.h

src/Unix/sys_unix.cpp

src/Unix/sysdeps.h

src/Unix/timer_unix.cpp

src/Unix/user_strings_unix.cpp

src/Unix/user_strings_unix.h

src/Unix/video_blit.cpp

src/Unix/video_blit.h

src/Unix/video_vosf.h

src/Unix/video_x.cpp

src/Unix/vm_alloc.cpp

src/Unix/vm_alloc.h

src/Unix/xpram_unix.cpp

src/adb.cpp

src/audio.cpp

src/cdrom.cpp

src/disk.cpp

src/dummy

src/dummy/audio_dummy.cpp

src/dummy/clip_dummy.cpp

src/dummy/ether_dummy.cpp

src/dummy/prefs_dummy.cpp

src/dummy/prefs_editor_dummy.cpp

src/dummy/scsi_dummy.cpp

src/dummy/serial_dummy.cpp

src/dummy/user_strings_dummy.cpp

src/dummy/xpram_dummy.cpp

src/emul_op.cpp

src/ether.cpp

src/extfs.cpp

src/include

src/include/adb.h

src/include/audio.h

src/include/audio_defs.h

src/include/cdrom.h

src/include/clip.h

src/include/debug.h

src/include/disk.h

src/include/emul_op.h

src/include/ether.h

src/include/ether_defs.h

src/include/extfs.h

src/include/extfs_defs.h

src/include/macos_util.h

src/include/main.h

src/include/prefs.h

src/include/prefs_editor.h

src/include/rom_patches.h

src/include/rsrc_patches.h

src/include/scsi.h

src/include/serial.h

src/include/serial_defs.h

src/include/slot_rom.h

src/include/sony.h

src/include/sys.h

src/include/timer.h

src/include/user_strings.h

src/include/version.h

src/include/video.h

src/include/video_defs.h

src/include/xpram.h

src/macos_util.cpp

src/main.cpp

src/native_cpu

src/native_cpu/cpu_emulation.h

src/powerrom_cpu

src/powerrom_cpu/cpu_emulation.h

src/powerrom_cpu/powerrom_cpu.cpp

src/prefs.cpp

src/prefs_items.cpp

src/rom_patches.cpp

src/rsrc_patches.cpp

src/scsi.cpp

src/serial.cpp

src/slot_rom.cpp

src/sony.cpp

src/timer.cpp

src/uae_cpu

src/uae_cpu/basilisk_glue.cpp

src/uae_cpu/build68k.c

src/uae_cpu/compiler

src/uae_cpu/compiler/codegen_x86.cpp

src/uae_cpu/compiler/codegen_x86.h

src/uae_cpu/compiler/compemu.h

src/uae_cpu/compiler/compemu_fpp.cpp

src/uae_cpu/compiler/compemu_support.cpp

src/uae_cpu/compiler/flags_x86.h

src/uae_cpu/compiler/gencomp.c

src/uae_cpu/cpu_emulation.h

src/uae_cpu/cpuopti.c

src/uae_cpu/fpu

src/uae_cpu/fpu/core.h

src/uae_cpu/fpu/exceptions.cpp

src/uae_cpu/fpu/exceptions.h

src/uae_cpu/fpu/flags.cpp

src/uae_cpu/fpu/flags.h

src/uae_cpu/fpu/fpu.h

src/uae_cpu/fpu/fpu_ieee.cpp

src/uae_cpu/fpu/fpu_ieee.h

src/uae_cpu/fpu/fpu_uae.cpp

src/uae_cpu/fpu/fpu_uae.h

src/uae_cpu/fpu/fpu_x86.cpp

src/uae_cpu/fpu/fpu_x86.h

src/uae_cpu/fpu/fpu_x86_asm.h

src/uae_cpu/fpu/impl.h

src/uae_cpu/fpu/mathlib.cpp

src/uae_cpu/fpu/mathlib.h

src/uae_cpu/fpu/rounding.cpp

src/uae_cpu/fpu/rounding.h

src/uae_cpu/fpu/types.h

src/uae_cpu/gencpu.c

src/uae_cpu/m68k.h

src/uae_cpu/memory.cpp

src/uae_cpu/memory.h

src/uae_cpu/newcpu.cpp

src/uae_cpu/newcpu.h

src/uae_cpu/noflags.h

src/uae_cpu/readcpu.cpp

src/uae_cpu/readcpu.h

src/uae_cpu/spcflags.h

src/uae_cpu/table68k

src/user_strings.cpp

src/video.cpp

src/xpram.cpp

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added added

removed removed

src/Unix/video_blit.h

* video_blit.h - Video/graphics emulation, blitters

* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

#ifndef FB_DEPTH

# error "Undefined screen depth"

#endif

#if !defined(FB_BLIT_1) && (FB_DEPTH <= 16)

# error "Undefined 16-bit word blit function"

#endif

#if !defined(FB_BLIT_2)

# error "Undefined 32-bit word blit function"

#endif

#if !defined(FB_BLIT_4)

# error "Undefined 64-bit word blit function"

#endif

static void FB_FUNC_NAME(uint8 * dest, const uint8 * source, uint32 length)

{

#define DEREF_WORD_PTR(ptr, ofs) (((uint16 *)(ptr))[(ofs)])

#define DEREF_LONG_PTR(ptr, ofs) (((uint32 *)(ptr))[(ofs)])

#define DEREF_QUAD_PTR(ptr, ofs) (((uint64 *)(ptr))[(ofs)])

#ifndef UNALIGNED_PROFITABLE

#if FB_DEPTH <= 8

// Align source and dest to 16-bit word boundaries

if (((unsigned long) source) & 1) {

*dest++ = *source++;

length -= 1;

}

#endif

#if FB_DEPTH <= 16

// Align source and dest to 32-bit word boundaries

if (((unsigned long) source) & 2) {

FB_BLIT_1(DEREF_WORD_PTR(dest, 0), DEREF_WORD_PTR(source, 0));

dest += 2; source += 2;

length -= 2;

}

#endif

// Blit 8-byte words

if (length >= 8) {

const int remainder = (length / 8) % 8;

source += remainder * 8;

dest += remainder * 8;

int n = ((length / 8) + 7) / 8;

switch (remainder) {

case 0: do {

dest += 64; source += 64;

FB_BLIT_4(DEREF_QUAD_PTR(dest, -8), DEREF_QUAD_PTR(source, -8));

case 7: FB_BLIT_4(DEREF_QUAD_PTR(dest, -7), DEREF_QUAD_PTR(source, -7));

case 6: FB_BLIT_4(DEREF_QUAD_PTR(dest, -6), DEREF_QUAD_PTR(source, -6));

case 5: FB_BLIT_4(DEREF_QUAD_PTR(dest, -5), DEREF_QUAD_PTR(source, -5));

case 4: FB_BLIT_4(DEREF_QUAD_PTR(dest, -4), DEREF_QUAD_PTR(source, -4));

case 3: FB_BLIT_4(DEREF_QUAD_PTR(dest, -3), DEREF_QUAD_PTR(source, -3));

case 2: FB_BLIT_4(DEREF_QUAD_PTR(dest, -2), DEREF_QUAD_PTR(source, -2));

case 1: FB_BLIT_4(DEREF_QUAD_PTR(dest, -1), DEREF_QUAD_PTR(source, -1));

} while (--n > 0);

}

// There could be one long left to blit

if (length & 4) {

FB_BLIT_2(DEREF_LONG_PTR(dest, 0), DEREF_LONG_PTR(source, 0));

#if FB_DEPTH <= 16

dest += 4;

source += 4;

#endif

}

#if FB_DEPTH <= 16

// There could be one word left to blit

if (length & 2) {

FB_BLIT_1(DEREF_WORD_PTR(dest, 0), DEREF_WORD_PTR(source, 0));

#if FB_DEPTH <= 8

dest += 2;

source += 2;

100

#endif

101

}

102

#endif

103

104

#if FB_DEPTH <= 8

105

// There could be one byte left to blit

106

if (length & 1)

107

*dest = *source;

108

#endif

109

110

#undef DEREF_LONG_PTR

111

#undef DEREF_WORD_PTR

112

}

113

114

#undef FB_FUNC_NAME

115

116

#ifdef FB_BLIT_1

117

#undef FB_BLIT_1

118

#endif

119

120

#ifdef FB_BLIT_2

121

#undef FB_BLIT_2

122

#endif

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124

#ifdef FB_BLIT_4

125

#undef FB_BLIT_4

126

#endif

127

128

#ifdef FB_DEPTH

129

#undef FB_DEPTH

130

#endif

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