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-rwxr-xr-xconfigure60
-rw-r--r--qemu-deprecated.texi9
-rw-r--r--ui/Makefile.objs5
-rw-r--r--ui/sdl.c1027
-rw-r--r--ui/sdl_zoom.c93
-rw-r--r--ui/sdl_zoom.h25
-rw-r--r--ui/sdl_zoom_template.h219
7 files changed, 7 insertions, 1431 deletions
diff --git a/configure b/configure
index c7024d6..b229f43 100755
--- a/configure
+++ b/configure
@@ -348,7 +348,6 @@ docs=""
fdt=""
netmap="no"
sdl=""
-sdlabi=""
sdl_image=""
virtfs=""
mpath=""
@@ -577,7 +576,6 @@ query_pkg_config() {
"${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
}
pkg_config=query_pkg_config
-sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
# If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
@@ -1044,8 +1042,6 @@ for opt do
;;
--enable-sdl) sdl="yes"
;;
- --with-sdlabi=*) sdlabi="$optarg"
- ;;
--disable-sdl-image) sdl_image="no"
;;
--enable-sdl-image) sdl_image="yes"
@@ -1711,7 +1707,6 @@ disabled with --disable-FEATURE, default is enabled if available:
nettle nettle cryptography support
gcrypt libgcrypt cryptography support
sdl SDL UI
- --with-sdlabi select preferred SDL ABI 1.2 or 2.0
sdl_image SDL Image support for icons
gtk gtk UI
vte vte support for the gtk UI
@@ -2927,37 +2922,11 @@ fi
sdl_probe ()
{
- sdl_too_old=no
- if test "$sdlabi" = ""; then
- if $pkg_config --exists "sdl2"; then
- sdlabi=2.0
- elif $pkg_config --exists "sdl"; then
- sdlabi=1.2
- else
- sdlabi=2.0
- fi
- fi
-
- if test $sdlabi = "2.0"; then
- sdl_config=$sdl2_config
- sdlname=sdl2
- sdlconfigname=sdl2_config
- elif test $sdlabi = "1.2"; then
- sdlname=sdl
- sdlconfigname=sdl_config
- else
- error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
- fi
-
- if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
- sdl_config=$sdlconfigname
- fi
-
- if $pkg_config $sdlname --exists; then
- sdlconfig="$pkg_config $sdlname"
+ if $pkg_config sdl2 --exists; then
+ sdlconfig="$pkg_config sdl2"
sdlversion=$($sdlconfig --modversion 2>/dev/null)
elif has ${sdl_config}; then
- sdlconfig="$sdl_config"
+ sdlconfig="$sdl2_config"
sdlversion=$($sdlconfig --version)
else
if test "$sdl" = "yes" ; then
@@ -2979,8 +2948,8 @@ EOF
sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
if test "$static" = "yes" ; then
- if $pkg_config $sdlname --exists; then
- sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
+ if $pkg_config sdl2 --exists; then
+ sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
else
sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
fi
@@ -2988,11 +2957,7 @@ EOF
sdl_libs=$($sdlconfig --libs 2>/dev/null)
fi
if compile_prog "$sdl_cflags" "$sdl_libs" ; then
- if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
- sdl_too_old=yes
- else
- sdl=yes
- fi
+ sdl=yes
# static link with sdl ? (note: sdl.pc's --static --libs is broken)
if test "$sdl" = "yes" -a "$static" = "yes" ; then
@@ -3008,7 +2973,7 @@ EOF
fi # static link
else # sdl not found
if test "$sdl" = "yes" ; then
- feature_not_found "sdl" "Install SDL devel"
+ feature_not_found "sdl" "Install SDL2 devel"
fi
sdl=no
fi # sdl compile test
@@ -6220,16 +6185,6 @@ echo "docker $docker"
echo "libpmem support $libpmem"
echo "libudev $libudev"
-if test "$sdl_too_old" = "yes"; then
-echo "-> Your SDL version is too old - please upgrade to have SDL support"
-fi
-
-if test "$sdlabi" = "1.2"; then
- echo
- echo "WARNING: Use of SDL 1.2 is deprecated and will be removed in"
- echo "WARNING: future releases. Please switch to using SDL 2.0"
-fi
-
if test "$supported_cpu" = "no"; then
echo
echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
@@ -6434,7 +6389,6 @@ if test "$have_x11" = "yes" -a "$need_x11" = "yes"; then
fi
if test "$sdl" = "yes" ; then
echo "CONFIG_SDL=m" >> $config_host_mak
- echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
if test "$sdl_image" = "yes" ; then
diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi
index 219206a..dfb278a 100644
--- a/qemu-deprecated.texi
+++ b/qemu-deprecated.texi
@@ -17,15 +17,6 @@ they were first deprecated in the 2.10.0 release.
What follows is a list of all features currently marked as
deprecated.
-@section Build options
-
-@subsection SDL 1.2
-
-Previously QEMU has supported building against both SDL 1.2
-and 2.0 series APIs. Support for the SDL 1.2 builds will be
-discontinued, so maintainers should switch to using SDL 2.0,
-which is the default.
-
@section System emulator command line arguments
@subsection -machine enforce-config-section=on|off (since 3.1)
diff --git a/ui/Makefile.objs b/ui/Makefile.objs
index 00f6976..9b6f0c6 100644
--- a/ui/Makefile.objs
+++ b/ui/Makefile.objs
@@ -17,15 +17,10 @@ common-obj-$(call lnot,$(CONFIG_VNC)) += vnc-stubs.o
# ui-sdl module
common-obj-$(CONFIG_SDL) += sdl.mo
-ifeq ($(CONFIG_SDLABI),1.2)
-sdl.mo-objs := sdl.o sdl_zoom.o
-endif
-ifeq ($(CONFIG_SDLABI),2.0)
sdl.mo-objs := sdl2.o sdl2-input.o sdl2-2d.o
ifeq ($(CONFIG_OPENGL),y)
sdl.mo-objs += sdl2-gl.o
endif
-endif
sdl.mo-cflags := $(SDL_CFLAGS)
sdl.mo-libs := $(SDL_LIBS)
diff --git a/ui/sdl.c b/ui/sdl.c
deleted file mode 100644
index 190b16f..0000000
--- a/ui/sdl.c
+++ /dev/null
@@ -1,1027 +0,0 @@
-/*
- * QEMU SDL display driver
- *
- * Copyright (c) 2003 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-/* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
-#undef WIN32_LEAN_AND_MEAN
-
-#include "qemu/osdep.h"
-#include <SDL.h>
-#include <SDL_syswm.h>
-
-#include "qapi/error.h"
-#include "qemu-common.h"
-#include "qemu/cutils.h"
-#include "ui/console.h"
-#include "ui/input.h"
-#include "sysemu/sysemu.h"
-#ifndef WIN32
-#include "x_keymap.h"
-#endif
-#include "sdl_zoom.h"
-
-static DisplayChangeListener *dcl;
-static DisplaySurface *surface;
-static DisplayOptions *opts;
-static SDL_Surface *real_screen;
-static SDL_Surface *guest_screen = NULL;
-static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
-static int last_vm_running;
-static bool gui_saved_scaling;
-static int gui_saved_width;
-static int gui_saved_height;
-static int gui_saved_grab;
-static int gui_fullscreen;
-static int gui_key_modifier_pressed;
-static int gui_keysym;
-static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
-static uint8_t modifiers_state[256];
-static SDL_Cursor *sdl_cursor_normal;
-static SDL_Cursor *sdl_cursor_hidden;
-static int absolute_enabled = 0;
-static int guest_cursor = 0;
-static int guest_x, guest_y;
-static SDL_Cursor *guest_sprite = NULL;
-static SDL_PixelFormat host_format;
-static int scaling_active = 0;
-static Notifier mouse_mode_notifier;
-static int idle_counter;
-static const guint16 *keycode_map;
-static size_t keycode_maplen;
-
-#define SDL_REFRESH_INTERVAL_BUSY 10
-#define SDL_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \
- / SDL_REFRESH_INTERVAL_BUSY + 1)
-
-#if 0
-#define DEBUG_SDL
-#endif
-
-static void sdl_update(DisplayChangeListener *dcl,
- int x, int y, int w, int h)
-{
- SDL_Rect rec;
- rec.x = x;
- rec.y = y;
- rec.w = w;
- rec.h = h;
-
-#ifdef DEBUG_SDL
- printf("SDL: Updating x=%d y=%d w=%d h=%d (scaling: %d)\n",
- x, y, w, h, scaling_active);
-#endif
-
- if (guest_screen) {
- if (!scaling_active) {
- SDL_BlitSurface(guest_screen, &rec, real_screen, &rec);
- } else {
- if (sdl_zoom_blit(guest_screen, real_screen, SMOOTHING_ON, &rec) < 0) {
- fprintf(stderr, "Zoom blit failed\n");
- exit(1);
- }
- }
- }
- SDL_UpdateRect(real_screen, rec.x, rec.y, rec.w, rec.h);
-}
-
-static void do_sdl_resize(int width, int height, int bpp)
-{
- int flags;
- SDL_Surface *tmp_screen;
-
-#ifdef DEBUG_SDL
- printf("SDL: Resizing to %dx%d bpp %d\n", width, height, bpp);
-#endif
-
- flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
- if (gui_fullscreen) {
- flags |= SDL_FULLSCREEN;
- } else {
- flags |= SDL_RESIZABLE;
- }
- if (no_frame) {
- flags |= SDL_NOFRAME;
- }
-
- tmp_screen = SDL_SetVideoMode(width, height, bpp, flags);
- if (!real_screen) {
- if (!tmp_screen) {
- fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n",
- width, height, bpp, SDL_GetError());
- exit(1);
- }
- } else {
- /*
- * Revert to the previous video mode if the change of resizing or
- * resolution failed.
- */
- if (!tmp_screen) {
- fprintf(stderr, "Failed to set SDL display (%dx%dx%d): %s\n",
- width, height, bpp, SDL_GetError());
- return;
- }
- }
-
- real_screen = tmp_screen;
-}
-
-static void sdl_switch(DisplayChangeListener *dcl,
- DisplaySurface *new_surface)
-{
- PixelFormat pf;
-
- /* temporary hack: allows to call sdl_switch to handle scaling changes */
- if (new_surface) {
- surface = new_surface;
- }
- pf = qemu_pixelformat_from_pixman(surface->format);
-
- if (!scaling_active) {
- do_sdl_resize(surface_width(surface), surface_height(surface), 0);
- } else if (real_screen->format->BitsPerPixel !=
- surface_bits_per_pixel(surface)) {
- do_sdl_resize(real_screen->w, real_screen->h,
- surface_bits_per_pixel(surface));
- }
-
- if (guest_screen != NULL) {
- SDL_FreeSurface(guest_screen);
- }
-
-#ifdef DEBUG_SDL
- printf("SDL: Creating surface with masks: %08x %08x %08x %08x\n",
- pf.rmask, pf.gmask, pf.bmask, pf.amask);
-#endif
-
- guest_screen = SDL_CreateRGBSurfaceFrom
- (surface_data(surface),
- surface_width(surface), surface_height(surface),
- surface_bits_per_pixel(surface), surface_stride(surface),
- pf.rmask, pf.gmask,
- pf.bmask, pf.amask);
-}
-
-static bool sdl_check_format(DisplayChangeListener *dcl,
- pixman_format_code_t format)
-{
- /*
- * We let SDL convert for us a few more formats than,
- * the native ones. Thes are the ones I have tested.
- */
- return (format == PIXMAN_x8r8g8b8 ||
- format == PIXMAN_b8g8r8x8 ||
- format == PIXMAN_x1r5g5b5 ||
- format == PIXMAN_r5g6b5);
-}
-
-/* generic keyboard conversion */
-
-#include "sdl_keysym.h"
-
-static kbd_layout_t *kbd_layout = NULL;
-
-static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
-{
- bool shift = modifiers_state[0x2a] || modifiers_state[0x36];
- bool altgr = modifiers_state[0xb8];
- bool ctrl = modifiers_state[0x1d] || modifiers_state[0x9d];
- int keysym;
- /* workaround for X11+SDL bug with AltGR */
- keysym = ev->keysym.sym;
- if (keysym == 0 && ev->keysym.scancode == 113)
- keysym = SDLK_MODE;
- /* For Japanese key '\' and '|' */
- if (keysym == 92 && ev->keysym.scancode == 133) {
- keysym = 0xa5;
- }
- return keysym2scancode(kbd_layout, keysym,
- shift, altgr, ctrl) & SCANCODE_KEYMASK;
-}
-
-
-static const guint16 *sdl_get_keymap(size_t *maplen)
-{
-#if defined(WIN32)
- *maplen = qemu_input_map_atset1_to_qcode_len;
- return qemu_input_map_atset1_to_qcode;
-#else
-#if defined(SDL_VIDEO_DRIVER_X11)
- SDL_SysWMinfo info;
-
- SDL_VERSION(&info.version);
- if (SDL_GetWMInfo(&info) > 0) {
- return qemu_xkeymap_mapping_table(
- info.info.x11.display, maplen);
- }
-#endif
- g_warning("Unsupported SDL video driver / platform.\n"
- "Assuming Linux KBD scancodes, but probably wrong.\n"
- "Please report to qemu-devel@nongnu.org\n"
- "including the following information:\n"
- "\n"
- " - Operating system\n"
- " - SDL video driver\n");
- *maplen = qemu_input_map_xorgkbd_to_qcode_len;
- return qemu_input_map_xorgkbd_to_qcode;
-#endif
-}
-
-static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
-{
- int qcode;
- if (!keycode_map) {
- return 0;
- }
- if (ev->keysym.scancode > keycode_maplen) {
- return 0;
- }
-
- qcode = keycode_map[ev->keysym.scancode];
-
- if (qcode > qemu_input_map_qcode_to_qnum_len) {
- return 0;
- }
-
- return qemu_input_map_qcode_to_qnum[qcode];
-}
-
-static void reset_keys(void)
-{
- int i;
- for(i = 0; i < 256; i++) {
- if (modifiers_state[i]) {
- qemu_input_event_send_key_number(dcl->con, i, false);
- modifiers_state[i] = 0;
- }
- }
-}
-
-static void sdl_process_key(SDL_KeyboardEvent *ev)
-{
- int keycode;
-
- if (ev->keysym.sym == SDLK_PAUSE) {
- /* specific case */
- qemu_input_event_send_key_qcode(dcl->con, Q_KEY_CODE_PAUSE,
- ev->type == SDL_KEYDOWN);
- return;
- }
-
- if (kbd_layout) {
- keycode = sdl_keyevent_to_keycode_generic(ev);
- } else {
- keycode = sdl_keyevent_to_keycode(ev);
- }
-
- switch(keycode) {
- case 0x00:
- /* sent when leaving window: reset the modifiers state */
- reset_keys();
- return;
- case 0x2a: /* Left Shift */
- case 0x36: /* Right Shift */
- case 0x1d: /* Left CTRL */
- case 0x9d: /* Right CTRL */
- case 0x38: /* Left ALT */
- case 0xb8: /* Right ALT */
- if (ev->type == SDL_KEYUP)
- modifiers_state[keycode] = 0;
- else
- modifiers_state[keycode] = 1;
- break;
-#define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION)
-#if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14
- /* SDL versions before 1.2.14 don't support key up for caps/num lock. */
- case 0x45: /* num lock */
- case 0x3a: /* caps lock */
- /* SDL does not send the key up event, so we generate it */
- qemu_input_event_send_key_number(dcl->con, keycode, true);
- qemu_input_event_send_key_number(dcl->con, keycode, false);
- return;
-#endif
- }
-
- /* now send the key code */
- qemu_input_event_send_key_number(dcl->con, keycode,
- ev->type == SDL_KEYDOWN);
-}
-
-static void sdl_update_caption(void)
-{
- char win_title[1024];
- char icon_title[1024];
- const char *status = "";
-
- if (!runstate_is_running())
- status = " [Stopped]";
- else if (gui_grab) {
- if (alt_grab)
- status = " - Press Ctrl-Alt-Shift-G to exit mouse grab";
- else if (ctrl_grab)
- status = " - Press Right-Ctrl-G to exit mouse grab";
- else
- status = " - Press Ctrl-Alt-G to exit mouse grab";
- }
-
- if (qemu_name) {
- snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
- snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
- } else {
- snprintf(win_title, sizeof(win_title), "QEMU%s", status);
- snprintf(icon_title, sizeof(icon_title), "QEMU");
- }
-
- SDL_WM_SetCaption(win_title, icon_title);
-}
-
-static void sdl_hide_cursor(void)
-{
- if (!cursor_hide)
- return;
-
- if (qemu_input_is_absolute()) {
- SDL_ShowCursor(1);
- SDL_SetCursor(sdl_cursor_hidden);
- } else {
- SDL_ShowCursor(0);
- }
-}
-
-static void sdl_show_cursor(void)
-{
- if (!cursor_hide)
- return;
-
- if (!qemu_input_is_absolute() || !qemu_console_is_graphic(NULL)) {
- SDL_ShowCursor(1);
- if (guest_cursor &&
- (gui_grab || qemu_input_is_absolute() || absolute_enabled))
- SDL_SetCursor(guest_sprite);
- else
- SDL_SetCursor(sdl_cursor_normal);
- }
-}
-
-static void sdl_grab_start(void)
-{
- /*
- * If the application is not active, do not try to enter grab state. This
- * prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
- * application (SDL bug).
- */
- if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) {
- return;
- }
- if (guest_cursor) {
- SDL_SetCursor(guest_sprite);
- if (!qemu_input_is_absolute() && !absolute_enabled) {
- SDL_WarpMouse(guest_x, guest_y);
- }
- } else
- sdl_hide_cursor();
- SDL_WM_GrabInput(SDL_GRAB_ON);
- gui_grab = 1;
- sdl_update_caption();
-}
-
-static void sdl_grab_end(void)
-{
- SDL_WM_GrabInput(SDL_GRAB_OFF);
- gui_grab = 0;
- sdl_show_cursor();
- sdl_update_caption();
-}
-
-static void absolute_mouse_grab(void)
-{
- int mouse_x, mouse_y;
-
- SDL_GetMouseState(&mouse_x, &mouse_y);
- if (mouse_x > 0 && mouse_x < real_screen->w - 1 &&
- mouse_y > 0 && mouse_y < real_screen->h - 1) {
- sdl_grab_start();
- }
-}
-
-static void sdl_mouse_mode_change(Notifier *notify, void *data)
-{
- if (qemu_input_is_absolute()) {
- if (!absolute_enabled) {
- absolute_enabled = 1;
- if (qemu_console_is_graphic(NULL)) {
- absolute_mouse_grab();
- }
- }
- } else if (absolute_enabled) {
- if (!gui_fullscreen) {
- sdl_grab_end();
- }
- absolute_enabled = 0;
- }
-}
-
-static void sdl_send_mouse_event(int dx, int dy, int x, int y, int state)
-{
- static uint32_t bmap[INPUT_BUTTON__MAX] = {
- [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT),
- [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE),
- [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT),
- [INPUT_BUTTON_WHEEL_UP] = SDL_BUTTON(SDL_BUTTON_WHEELUP),
- [INPUT_BUTTON_WHEEL_DOWN] = SDL_BUTTON(SDL_BUTTON_WHEELDOWN),
- };
- static uint32_t prev_state;
-
- if (prev_state != state) {
- qemu_input_update_buttons(dcl->con, bmap, prev_state, state);
- prev_state = state;
- }
-
- if (qemu_input_is_absolute()) {
- qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, x,
- 0, real_screen->w);
- qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, y,
- 0, real_screen->h);
- } else {
- if (guest_cursor) {
- x -= guest_x;
- y -= guest_y;
- guest_x += x;
- guest_y += y;
- dx = x;
- dy = y;
- }
- qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, dx);
- qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, dy);
- }
- qemu_input_event_sync();
-}
-
-static void sdl_scale(int width, int height)
-{
- int bpp = real_screen->format->BitsPerPixel;
-
-#ifdef DEBUG_SDL
- printf("SDL: Scaling to %dx%d bpp %d\n", width, height, bpp);
-#endif
-
- if (bpp != 16 && bpp != 32) {
- bpp = 32;
- }
- do_sdl_resize(width, height, bpp);
- scaling_active = 1;
-}
-
-static void toggle_full_screen(void)
-{
- int width = surface_width(surface);
- int height = surface_height(surface);
- int bpp = surface_bits_per_pixel(surface);
-
- gui_fullscreen = !gui_fullscreen;
- if (gui_fullscreen) {
- gui_saved_width = real_screen->w;
- gui_saved_height = real_screen->h;
- gui_saved_scaling = scaling_active;
-
- do_sdl_resize(width, height, bpp);
- scaling_active = 0;
-
- gui_saved_grab = gui_grab;
- sdl_grab_start();
- } else {
- if (gui_saved_scaling) {
- sdl_scale(gui_saved_width, gui_saved_height);
- } else {
- do_sdl_resize(width, height, 0);
- }
- if (!gui_saved_grab || !qemu_console_is_graphic(NULL)) {
- sdl_grab_end();
- }
- }
- graphic_hw_invalidate(NULL);
- graphic_hw_update(NULL);
-}
-
-static void handle_keydown(SDL_Event *ev)
-{
- int mod_state;
- int keycode;
-
- if (alt_grab) {
- mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
- (gui_grab_code | KMOD_LSHIFT);
- } else if (ctrl_grab) {
- mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
- } else {
- mod_state = (SDL_GetModState() & gui_grab_code) == gui_grab_code;
- }
- gui_key_modifier_pressed = mod_state;
-
- if (gui_key_modifier_pressed) {
- keycode = sdl_keyevent_to_keycode(&ev->key);
- switch (keycode) {
- case 0x21: /* 'f' key on US keyboard */
- toggle_full_screen();
- gui_keysym = 1;
- break;
- case 0x22: /* 'g' key */
- if (!gui_grab) {
- if (qemu_console_is_graphic(NULL)) {
- sdl_grab_start();
- }
- } else if (!gui_fullscreen) {
- sdl_grab_end();
- }
- gui_keysym = 1;
- break;
- case 0x16: /* 'u' key on US keyboard */
- if (scaling_active) {
- scaling_active = 0;
- sdl_switch(dcl, NULL);
- graphic_hw_invalidate(NULL);
- graphic_hw_update(NULL);
- }
- gui_keysym = 1;
- break;
- case 0x02 ... 0x0a: /* '1' to '9' keys */
- /* Reset the modifiers sent to the current console */
- reset_keys();
- console_select(keycode - 0x02);
- gui_keysym = 1;
- if (gui_fullscreen) {
- break;
- }
- if (!qemu_console_is_graphic(NULL)) {
- /* release grab if going to a text console */
- if (gui_grab) {
- sdl_grab_end();
- } else if (absolute_enabled) {
- sdl_show_cursor();
- }
- } else if (absolute_enabled) {
- sdl_hide_cursor();
- absolute_mouse_grab();
- }
- break;
- case 0x1b: /* '+' */
- case 0x35: /* '-' */
- if (!gui_fullscreen) {
- int width = MAX(real_screen->w + (keycode == 0x1b ? 50 : -50),
- 160);
- int height = (surface_height(surface) * width) /
- surface_width(surface);
-
- sdl_scale(width, height);
- graphic_hw_invalidate(NULL);
- graphic_hw_update(NULL);
- gui_keysym = 1;
- }
- default:
- break;
- }
- } else if (!qemu_console_is_graphic(NULL)) {
- int keysym = 0;
-
- if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
- switch (ev->key.keysym.sym) {
- case SDLK_UP:
- keysym = QEMU_KEY_CTRL_UP;
- break;
- case SDLK_DOWN:
- keysym = QEMU_KEY_CTRL_DOWN;
- break;
- case SDLK_LEFT:
- keysym = QEMU_KEY_CTRL_LEFT;
- break;
- case SDLK_RIGHT:
- keysym = QEMU_KEY_CTRL_RIGHT;
- break;
- case SDLK_HOME:
- keysym = QEMU_KEY_CTRL_HOME;
- break;
- case SDLK_END:
- keysym = QEMU_KEY_CTRL_END;
- break;
- case SDLK_PAGEUP:
- keysym = QEMU_KEY_CTRL_PAGEUP;
- break;
- case SDLK_PAGEDOWN:
- keysym = QEMU_KEY_CTRL_PAGEDOWN;
- break;
- default:
- break;
- }
- } else {
- switch (ev->key.keysym.sym) {
- case SDLK_UP:
- keysym = QEMU_KEY_UP;
- break;
- case SDLK_DOWN:
- keysym = QEMU_KEY_DOWN;
- break;
- case SDLK_LEFT:
- keysym = QEMU_KEY_LEFT;
- break;
- case SDLK_RIGHT:
- keysym = QEMU_KEY_RIGHT;
- break;
- case SDLK_HOME:
- keysym = QEMU_KEY_HOME;
- break;
- case SDLK_END:
- keysym = QEMU_KEY_END;
- break;
- case SDLK_PAGEUP:
- keysym = QEMU_KEY_PAGEUP;
- break;
- case SDLK_PAGEDOWN:
- keysym = QEMU_KEY_PAGEDOWN;
- break;
- case SDLK_BACKSPACE:
- keysym = QEMU_KEY_BACKSPACE;
- break;
- case SDLK_DELETE:
- keysym = QEMU_KEY_DELETE;
- break;
- default:
- break;
- }
- }
- if (keysym) {
- kbd_put_keysym(keysym);
- } else if (ev->key.keysym.unicode != 0) {
- kbd_put_keysym(ev->key.keysym.unicode);
- }
- }
- if (qemu_console_is_graphic(NULL) && !gui_keysym) {
- sdl_process_key(&ev->key);
- }
-}
-
-static void handle_keyup(SDL_Event *ev)
-{
- int mod_state;
-
- if (!alt_grab) {
- mod_state = (ev->key.keysym.mod & gui_grab_code);
- } else {
- mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT));
- }
- if (!mod_state && gui_key_modifier_pressed) {
- gui_key_modifier_pressed = 0;
- gui_keysym = 0;
- }
- if (qemu_console_is_graphic(NULL) && !gui_keysym) {
- sdl_process_key(&ev->key);
- }
-}
-
-static void handle_mousemotion(SDL_Event *ev)
-{
- int max_x, max_y;
-
- if (qemu_console_is_graphic(NULL) &&
- (qemu_input_is_absolute() || absolute_enabled)) {
- max_x = real_screen->w - 1;
- max_y = real_screen->h - 1;
- if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 ||
- ev->motion.x == max_x || ev->motion.y == max_y)) {
- sdl_grab_end();
- }
- if (!gui_grab &&
- (ev->motion.x > 0 && ev->motion.x < max_x &&
- ev->motion.y > 0 && ev->motion.y < max_y)) {
- sdl_grab_start();
- }
- }
- if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
- sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel,
- ev->motion.x, ev->motion.y, ev->motion.state);
- }
-}
-
-static void handle_mousebutton(SDL_Event *ev)
-{
- int buttonstate = SDL_GetMouseState(NULL, NULL);
- SDL_MouseButtonEvent *bev;
-
- if (!qemu_console_is_graphic(NULL)) {
- return;
- }
-
- bev = &ev->button;
- if (!gui_grab && !qemu_input_is_absolute()) {
- if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) {
- /* start grabbing all events */
- sdl_grab_start();
- }
- } else {
- if (ev->type == SDL_MOUSEBUTTONDOWN) {
- buttonstate |= SDL_BUTTON(bev->button);
- } else {
- buttonstate &= ~SDL_BUTTON(bev->button);
- }
- sdl_send_mouse_event(0, 0, bev->x, bev->y, buttonstate);
- }
-}
-
-static void handle_activation(SDL_Event *ev)
-{
-#ifdef _WIN32
- /* Disable grab if the window no longer has the focus
- * (Windows-only workaround) */
- if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
- !ev->active.gain && !gui_fullscreen) {
- sdl_grab_end();
- }
-#endif
- if (!gui_grab && ev->active.gain && qemu_console_is_graphic(NULL) &&
- (qemu_input_is_absolute() || absolute_enabled)) {
- absolute_mouse_grab();
- }
- if (ev->active.state & SDL_APPACTIVE) {
- if (ev->active.gain) {
- /* Back to default interval */
- update_displaychangelistener(dcl, GUI_REFRESH_INTERVAL_DEFAULT);
- } else {
- /* Sleeping interval. Not using the long default here as
- * sdl_refresh does not only update the guest screen, but
- * also checks for gui events. */
- update_displaychangelistener(dcl, 500);
- }
- }
-}
-
-static void sdl_refresh(DisplayChangeListener *dcl)
-{
- SDL_Event ev1, *ev = &ev1;
- bool allow_close = true;
- int idle = 1;
-
- if (last_vm_running != runstate_is_running()) {
- last_vm_running = runstate_is_running();
- sdl_update_caption();
- }
-
- graphic_hw_update(NULL);
- SDL_EnableUNICODE(!qemu_console_is_graphic(NULL));
-
- while (SDL_PollEvent(ev)) {
- switch (ev->type) {
- case SDL_VIDEOEXPOSE:
- sdl_update(dcl, 0, 0, real_screen->w, real_screen->h);
- break;
- case SDL_KEYDOWN:
- idle = 0;
- handle_keydown(ev);
- break;
- case SDL_KEYUP:
- idle = 0;
- handle_keyup(ev);
- break;
- case SDL_QUIT:
- if (opts->has_window_close && !opts->window_close) {
- allow_close = false;
- }
- if (allow_close) {
- no_shutdown = 0;
- qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
- }
- break;
- case SDL_MOUSEMOTION:
- idle = 0;
- handle_mousemotion(ev);
- break;
- case SDL_MOUSEBUTTONDOWN:
- case SDL_MOUSEBUTTONUP:
- idle = 0;
- handle_mousebutton(ev);
- break;
- case SDL_ACTIVEEVENT:
- handle_activation(ev);
- break;
- case SDL_VIDEORESIZE:
- sdl_scale(ev->resize.w, ev->resize.h);
- graphic_hw_invalidate(NULL);
- graphic_hw_update(NULL);
- break;
- default:
- break;
- }
- }
-
- if (idle) {
- if (idle_counter < SDL_MAX_IDLE_COUNT) {
- idle_counter++;
- if (idle_counter >= SDL_MAX_IDLE_COUNT) {
- dcl->update_interval = GUI_REFRESH_INTERVAL_DEFAULT;
- }
- }
- } else {
- idle_counter = 0;
- dcl->update_interval = SDL_REFRESH_INTERVAL_BUSY;
- }
-}
-
-static void sdl_mouse_warp(DisplayChangeListener *dcl,
- int x, int y, int on)
-{
- if (on) {
- if (!guest_cursor)
- sdl_show_cursor();
- if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
- SDL_SetCursor(guest_sprite);
- if (!qemu_input_is_absolute() && !absolute_enabled) {
- SDL_WarpMouse(x, y);
- }
- }
- } else if (gui_grab)
- sdl_hide_cursor();
- guest_cursor = on;
- guest_x = x, guest_y = y;
-}
-
-static void sdl_mouse_define(DisplayChangeListener *dcl,
- QEMUCursor *c)
-{
- uint8_t *image, *mask;
- int bpl;
-
- if (guest_sprite)
- SDL_FreeCursor(guest_sprite);
-
- bpl = cursor_get_mono_bpl(c);
- image = g_malloc0(bpl * c->height);
- mask = g_malloc0(bpl * c->height);
- cursor_get_mono_image(c, 0x000000, image);
- cursor_get_mono_mask(c, 0, mask);
- guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height,
- c->hot_x, c->hot_y);
- g_free(image);
- g_free(mask);
-
- if (guest_cursor &&
- (gui_grab || qemu_input_is_absolute() || absolute_enabled))
- SDL_SetCursor(guest_sprite);
-}
-
-static void sdl_cleanup(void)
-{
- if (guest_sprite)
- SDL_FreeCursor(guest_sprite);
- SDL_QuitSubSystem(SDL_INIT_VIDEO);
-}
-
-static const DisplayChangeListenerOps dcl_ops = {
- .dpy_name = "sdl",
- .dpy_gfx_update = sdl_update,
- .dpy_gfx_switch = sdl_switch,
- .dpy_gfx_check_format = sdl_check_format,
- .dpy_refresh = sdl_refresh,
- .dpy_mouse_set = sdl_mouse_warp,
- .dpy_cursor_define = sdl_mouse_define,
-};
-
-static void sdl1_display_init(DisplayState *ds, DisplayOptions *o)
-{
- int flags;
- uint8_t data = 0;
- const SDL_VideoInfo *vi;
- SDL_SysWMinfo info;
- char *filename;
-
- assert(o->type == DISPLAY_TYPE_SDL);
- opts = o;
-#if defined(__APPLE__)
- /* always use generic keymaps */
- if (!keyboard_layout)
- keyboard_layout = "en-us";
-#endif
- if(keyboard_layout) {
- kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout,
- &error_fatal);
- }
-
- g_printerr("Running QEMU with SDL 1.2 is deprecated, and will be removed\n"
- "in a future release. Please switch to SDL 2.0 instead\n");
-
- if (opts->has_full_screen && opts->full_screen) {
- setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0);
- }
-#ifdef __linux__
- /* on Linux, SDL may use fbcon|directfb|svgalib when run without
- * accessible $DISPLAY to open X11 window. This is often the case
- * when qemu is run using sudo. But in this case, and when actually
- * run in X11 environment, SDL fights with X11 for the video card,
- * making current display unavailable, often until reboot.
- * So make x11 the default SDL video driver if this variable is unset.
- * This is a bit hackish but saves us from bigger problem.
- * Maybe it's a good idea to fix this in SDL instead.
- */
- setenv("SDL_VIDEODRIVER", "x11", 0);
-#endif
-
- /* Enable normal up/down events for Caps-Lock and Num-Lock keys.
- * This requires SDL >= 1.2.14. */
- setenv("SDL_DISABLE_LOCK_KEYS", "1", 1);
-
- flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
- if (SDL_Init (flags)) {
- fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
- SDL_GetError());
- exit(1);
- }
- vi = SDL_GetVideoInfo();
- host_format = *(vi->vfmt);
-
- keycode_map = sdl_get_keymap(&keycode_maplen);
-
- /* Load a 32x32x4 image. White pixels are transparent. */
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
- if (filename) {
- SDL_Surface *image = SDL_LoadBMP(filename);
- if (image) {
- uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255);
- SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey);
- SDL_WM_SetIcon(image, NULL);
- }
- g_free(filename);
- }
-
- if (opts->has_full_screen && opts->full_screen) {
- gui_fullscreen = 1;
- sdl_grab_start();
- }
-
- dcl = g_new0(DisplayChangeListener, 1);
- dcl->ops = &dcl_ops;
- register_displaychangelistener(dcl);
-
- mouse_mode_notifier.notify = sdl_mouse_mode_change;
- qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
-
- sdl_update_caption();
- SDL_EnableKeyRepeat(250, 50);
- gui_grab = 0;
-
- sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
- sdl_cursor_normal = SDL_GetCursor();
-
- memset(&info, 0, sizeof(info));
- SDL_VERSION(&info.version);
- if (SDL_GetWMInfo(&info)) {
- int i;
- for (i = 0; ; i++) {
- /* All consoles share the same window */
- QemuConsole *con = qemu_console_lookup_by_index(i);
- if (con) {
-#if defined(SDL_VIDEO_DRIVER_X11)
- qemu_console_set_window_id(con, info.info.x11.wmwindow);
-#elif defined(SDL_VIDEO_DRIVER_NANOX) || \
- defined(SDL_VIDEO_DRIVER_WINDIB) || defined(SDL_VIDEO_DRIVER_DDRAW) || \
- defined(SDL_VIDEO_DRIVER_GAPI) || \
- defined(SDL_VIDEO_DRIVER_RISCOS)
- qemu_console_set_window_id(con, (int) (uintptr_t) info.window);
-#else
- qemu_console_set_window_id(con, info.data);
-#endif
- } else {
- break;
- }
- }
- }
-
- atexit(sdl_cleanup);
-}
-
-static QemuDisplay qemu_display_sdl1 = {
- .type = DISPLAY_TYPE_SDL,
- .init = sdl1_display_init,
-};
-
-static void register_sdl1(void)
-{
- qemu_display_register(&qemu_display_sdl1);
-}
-
-type_init(register_sdl1);
diff --git a/ui/sdl_zoom.c b/ui/sdl_zoom.c
deleted file mode 100644
index b96196b..0000000
--- a/ui/sdl_zoom.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * SDL_zoom - surface scaling
- *
- * Copyright (c) 2009 Citrix Systems, Inc.
- *
- * Derived from: SDL_rotozoom, LGPL (c) A. Schiffler from the SDL_gfx library.
- * Modifications by Stefano Stabellini.
- *
- * This work is licensed under the terms of the GNU GPL version 2.
- * See the COPYING file in the top-level directory.
- *
- */
-
-#include "qemu/osdep.h"
-#include "sdl_zoom.h"
-
-static void sdl_zoom_rgb16(SDL_Surface *src, SDL_Surface *dst, int smooth,
- SDL_Rect *dst_rect);
-static void sdl_zoom_rgb32(SDL_Surface *src, SDL_Surface *dst, int smooth,
- SDL_Rect *dst_rect);
-
-#define BPP 32
-#include "sdl_zoom_template.h"
-#undef BPP
-#define BPP 16
-#include "sdl_zoom_template.h"
-#undef BPP
-
-int sdl_zoom_blit(SDL_Surface *src_sfc, SDL_Surface *dst_sfc, int smooth,
- SDL_Rect *in_rect)
-{
- SDL_Rect zoom, src_rect;
- int extra;
-
- /* Grow the size of the modified rectangle to avoid edge artefacts */
- src_rect.x = (in_rect->x > 0) ? (in_rect->x - 1) : 0;
- src_rect.y = (in_rect->y > 0) ? (in_rect->y - 1) : 0;
-
- src_rect.w = in_rect->w + 1;
- if (src_rect.x + src_rect.w > src_sfc->w)
- src_rect.w = src_sfc->w - src_rect.x;
-
- src_rect.h = in_rect->h + 1;
- if (src_rect.y + src_rect.h > src_sfc->h)
- src_rect.h = src_sfc->h - src_rect.y;
-
- /* (x,y) : round down */
- zoom.x = (int)(((float)(src_rect.x * dst_sfc->w)) / (float)(src_sfc->w));
- zoom.y = (int)(((float)(src_rect.y * dst_sfc->h)) / (float)(src_sfc->h));
-
- /* (w,h) : round up */
- zoom.w = (int)( ((double)((src_rect.w * dst_sfc->w) + (src_sfc->w - 1))) /
- (double)(src_sfc->w));
-
- zoom.h = (int)( ((double)((src_rect.h * dst_sfc->h) + (src_sfc->h - 1))) /
- (double)(src_sfc->h));
-
- /* Account for any (x,y) rounding by adding one-source-pixel's worth
- * of destination pixels and then edge checking.
- */
-
- extra = ((dst_sfc->w-1) / src_sfc->w) + 1;
-
- if ((zoom.x + zoom.w) < (dst_sfc->w - extra))
- zoom.w += extra;
- else
- zoom.w = dst_sfc->w - zoom.x;
-
- extra = ((dst_sfc->h-1) / src_sfc->h) + 1;
-
- if ((zoom.y + zoom.h) < (dst_sfc->h - extra))
- zoom.h += extra;
- else
- zoom.h = dst_sfc->h - zoom.y;
-
- /* The rectangle (zoom.x, zoom.y, zoom.w, zoom.h) is the area on the
- * destination surface that needs to be updated.
- */
- if (src_sfc->format->BitsPerPixel == 32)
- sdl_zoom_rgb32(src_sfc, dst_sfc, smooth, &zoom);
- else if (src_sfc->format->BitsPerPixel == 16)
- sdl_zoom_rgb16(src_sfc, dst_sfc, smooth, &zoom);
- else {
- fprintf(stderr, "pixel format not supported\n");
- return -1;
- }
-
- /* Return the rectangle of the update to the caller */
- *in_rect = zoom;
-
- return 0;
-}
-
diff --git a/ui/sdl_zoom.h b/ui/sdl_zoom.h
deleted file mode 100644
index 39696dd..0000000
--- a/ui/sdl_zoom.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * SDL_zoom - surface scaling
- *
- * Copyright (c) 2009 Citrix Systems, Inc.
- *
- * Derived from: SDL_rotozoom, LGPL (c) A. Schiffler from the SDL_gfx library.
- * Modifications by Stefano Stabellini.
- *
- * This work is licensed under the terms of the GNU GPL version 2.
- * See the COPYING file in the top-level directory.
- *
- */
-
-#ifndef SDL_ZOOM_H
-#define SDL_ZOOM_H
-
-#include <SDL.h>
-
-#define SMOOTHING_OFF 0
-#define SMOOTHING_ON 1
-
-int sdl_zoom_blit(SDL_Surface *src_sfc, SDL_Surface *dst_sfc,
- int smooth, SDL_Rect *src_rect);
-
-#endif /* SDL_ZOOM_H */
diff --git a/ui/sdl_zoom_template.h b/ui/sdl_zoom_template.h
deleted file mode 100644
index 6a424ad..0000000
--- a/ui/sdl_zoom_template.h
+++ /dev/null
@@ -1,219 +0,0 @@
-/*
- * SDL_zoom_template - surface scaling
- *
- * Copyright (c) 2009 Citrix Systems, Inc.
- *
- * Derived from: SDL_rotozoom, LGPL (c) A. Schiffler from the SDL_gfx library.
- * Modifications by Stefano Stabellini.
- *
- * This work is licensed under the terms of the GNU GPL version 2.
- * See the COPYING file in the top-level directory.
- *
- */
-
-#if BPP == 16
-#define SDL_TYPE Uint16
-#elif BPP == 32
-#define SDL_TYPE Uint32
-#else
-#error unsupport depth
-#endif
-
-/*
- * Simple helper functions to make the code looks nicer
- *
- * Assume spf = source SDL_PixelFormat
- * dpf = dest SDL_PixelFormat
- *
- */
-#define getRed(color) (((color) & spf->Rmask) >> spf->Rshift)
-#define getGreen(color) (((color) & spf->Gmask) >> spf->Gshift)
-#define getBlue(color) (((color) & spf->Bmask) >> spf->Bshift)
-#define getAlpha(color) (((color) & spf->Amask) >> spf->Ashift)
-
-#define setRed(r, pcolor) do { \
- *pcolor = ((*pcolor) & (~(dpf->Rmask))) + \
- (((r) & (dpf->Rmask >> dpf->Rshift)) << dpf->Rshift); \
-} while (0)
-
-#define setGreen(g, pcolor) do { \
- *pcolor = ((*pcolor) & (~(dpf->Gmask))) + \
- (((g) & (dpf->Gmask >> dpf->Gshift)) << dpf->Gshift); \
-} while (0)
-
-#define setBlue(b, pcolor) do { \
- *pcolor = ((*pcolor) & (~(dpf->Bmask))) + \
- (((b) & (dpf->Bmask >> dpf->Bshift)) << dpf->Bshift); \
-} while (0)
-
-#define setAlpha(a, pcolor) do { \
- *pcolor = ((*pcolor) & (~(dpf->Amask))) + \
- (((a) & (dpf->Amask >> dpf->Ashift)) << dpf->Ashift); \
-} while (0)
-
-static void glue(sdl_zoom_rgb, BPP)(SDL_Surface *src, SDL_Surface *dst, int smooth,
- SDL_Rect *dst_rect)
-{
- int x, y, sx, sy, *sax, *say, *csax, *csay, csx, csy, ex, ey, t1, t2, sstep, sstep_jump;
- SDL_TYPE *c00, *c01, *c10, *c11, *sp, *csp, *dp;
- int d_gap;
- SDL_PixelFormat *spf = src->format;
- SDL_PixelFormat *dpf = dst->format;
-
- if (smooth) {
- /* For interpolation: assume source dimension is one pixel.
- * Smaller here to avoid overflow on right and bottom edge.
- */
- sx = (int) (65536.0 * (float) (src->w - 1) / (float) dst->w);
- sy = (int) (65536.0 * (float) (src->h - 1) / (float) dst->h);
- } else {
- sx = (int) (65536.0 * (float) src->w / (float) dst->w);
- sy = (int) (65536.0 * (float) src->h / (float) dst->h);
- }
-
- sax = g_new(int, dst->w + 1);
- say = g_new(int, dst->h + 1);
-
- sp = csp = (SDL_TYPE *) src->pixels;
- dp = (SDL_TYPE *) (dst->pixels + dst_rect->y * dst->pitch +
- dst_rect->x * dst->format->BytesPerPixel);
-
- csx = 0;
- csax = sax;
- for (x = 0; x <= dst->w; x++) {
- *csax = csx;
- csax++;
- csx &= 0xffff;
- csx += sx;
- }
- csy = 0;
- csay = say;
- for (y = 0; y <= dst->h; y++) {
- *csay = csy;
- csay++;
- csy &= 0xffff;
- csy += sy;
- }
-
- d_gap = dst->pitch - dst_rect->w * dst->format->BytesPerPixel;
-
- if (smooth) {
- csay = say;
- for (y = 0; y < dst_rect->y; y++) {
- csay++;
- sstep = (*csay >> 16) * src->pitch;
- csp = (SDL_TYPE *) ((Uint8 *) csp + sstep);
- }
-
- /* Calculate sstep_jump */
- csax = sax;
- sstep_jump = 0;
- for (x = 0; x < dst_rect->x; x++) {
- csax++;
- sstep = (*csax >> 16);
- sstep_jump += sstep;
- }
-
- for (y = 0; y < dst_rect->h ; y++) {
- /* Setup colour source pointers */
- c00 = csp + sstep_jump;
- c01 = c00 + 1;
- c10 = (SDL_TYPE *) ((Uint8 *) csp + src->pitch) + sstep_jump;
- c11 = c10 + 1;
- csax = sax + dst_rect->x;
-
- for (x = 0; x < dst_rect->w; x++) {
-
- /* Interpolate colours */
- ex = (*csax & 0xffff);
- ey = (*csay & 0xffff);
- t1 = ((((getRed(*c01) - getRed(*c00)) * ex) >> 16) +
- getRed(*c00)) & (dpf->Rmask >> dpf->Rshift);
- t2 = ((((getRed(*c11) - getRed(*c10)) * ex) >> 16) +
- getRed(*c10)) & (dpf->Rmask >> dpf->Rshift);
- setRed((((t2 - t1) * ey) >> 16) + t1, dp);
- t1 = ((((getGreen(*c01) - getGreen(*c00)) * ex) >> 16) +
- getGreen(*c00)) & (dpf->Gmask >> dpf->Gshift);
- t2 = ((((getGreen(*c11) - getGreen(*c10)) * ex) >> 16) +
- getGreen(*c10)) & (dpf->Gmask >> dpf->Gshift);
- setGreen((((t2 - t1) * ey) >> 16) + t1, dp);
- t1 = ((((getBlue(*c01) - getBlue(*c00)) * ex) >> 16) +
- getBlue(*c00)) & (dpf->Bmask >> dpf->Bshift);
- t2 = ((((getBlue(*c11) - getBlue(*c10)) * ex) >> 16) +
- getBlue(*c10)) & (dpf->Bmask >> dpf->Bshift);
- setBlue((((t2 - t1) * ey) >> 16) + t1, dp);
- t1 = ((((getAlpha(*c01) - getAlpha(*c00)) * ex) >> 16) +
- getAlpha(*c00)) & (dpf->Amask >> dpf->Ashift);
- t2 = ((((getAlpha(*c11) - getAlpha(*c10)) * ex) >> 16) +
- getAlpha(*c10)) & (dpf->Amask >> dpf->Ashift);
- setAlpha((((t2 - t1) * ey) >> 16) + t1, dp);
-
- /* Advance source pointers */
- csax++;
- sstep = (*csax >> 16);
- c00 += sstep;
- c01 += sstep;
- c10 += sstep;
- c11 += sstep;
- /* Advance destination pointer */
- dp++;
- }
- /* Advance source pointer */
- csay++;
- csp = (SDL_TYPE *) ((Uint8 *) csp + (*csay >> 16) * src->pitch);
- /* Advance destination pointers */
- dp = (SDL_TYPE *) ((Uint8 *) dp + d_gap);
- }
-
-
- } else {
- csay = say;
-
- for (y = 0; y < dst_rect->y; y++) {
- csay++;
- sstep = (*csay >> 16) * src->pitch;
- csp = (SDL_TYPE *) ((Uint8 *) csp + sstep);
- }
-
- /* Calculate sstep_jump */
- csax = sax;
- sstep_jump = 0;
- for (x = 0; x < dst_rect->x; x++) {
- csax++;
- sstep = (*csax >> 16);
- sstep_jump += sstep;
- }
-
- for (y = 0 ; y < dst_rect->h ; y++) {
- sp = csp + sstep_jump;
- csax = sax + dst_rect->x;
-
- for (x = 0; x < dst_rect->w; x++) {
-
- /* Draw */
- *dp = *sp;
-
- /* Advance source pointers */
- csax++;
- sstep = (*csax >> 16);
- sp += sstep;
-
- /* Advance destination pointer */
- dp++;
- }
- /* Advance source pointers */
- csay++;
- sstep = (*csay >> 16) * src->pitch;
- csp = (SDL_TYPE *) ((Uint8 *) csp + sstep);
-
- /* Advance destination pointer */
- dp = (SDL_TYPE *) ((Uint8 *) dp + d_gap);
- }
- }
-
- g_free(sax);
- g_free(say);
-}
-
-#undef SDL_TYPE
-
generated by cgit v1.1 at 2024-10-16 00:31:38 +0000