static int GGIopen(struct ggi_visual *vis, struct ggi_dlhandle *dlh,
const char *args, void *argptr, uint32_t *dlret)
{
int err;
DPRINT("generic-ramdac: Init.\n");
vis->palette = malloc(256*sizeof(ggi_color));
if (vis->palette == NULL) return GGI_ENOMEM;
if ((GT_SCHEME(LIBGGI_GT(vis)) != GT_TRUECOLOR) &&
(GT_DEPTH(LIBGGI_GT(vis)) > 8))
{
fprintf(stderr, "generic-ramdac: too many colors (%d)\n",
1 << GT_DEPTH(LIBGGI_GT(vis)));
return GGI_ENOMATCH;
}
err = _ggiSendKGICommand(vis, (int)RAMDAC_GETCLUT, vis->palette);
if (err < 0) {
fprintf(stderr,"generic-ramdac: Can't get default colormap\n");
return GGI_ENODEVICE;
}
#if 0 /* rely on generic-color */
vis->opcolor->getpalvec=GGI_ramdac_getpalvec;
#endif
vis->opcolor->setpalvec=GGI_ramdac_setpalvec;
*dlret = GGI_DL_OPCOLOR;
return 0;
}
static int do_dbstuff(struct ggi_visual *vis)
{
ggi_palemu_priv *priv = PALEMU_PRIV(vis);
int i;
/* allocate memory */
priv->frame_size = LIBGGI_FB_SIZE(LIBGGI_MODE(vis));
priv->fb_size = priv->frame_size * LIBGGI_MODE(vis)->frames;
priv->fb_ptr = malloc((size_t)priv->fb_size);
DPRINT_MODE("display-palemu: fb=%p size=%d frame=%d\n",
priv->fb_ptr, priv->fb_size, priv->frame_size);
if (priv->fb_ptr == NULL) {
fprintf(stderr, "display-palemu: Out of memory.\n");
return GGI_ENOMEM;
}
/* clear all frames */
memset(priv->fb_ptr, 0, (size_t)priv->fb_size);
/* set up pixel format */
memset(LIBGGI_PIXFMT(vis), 0, sizeof(ggi_pixelformat));
setup_pixfmt(LIBGGI_PIXFMT(vis), LIBGGI_GT(vis));
_ggi_build_pixfmt(LIBGGI_PIXFMT(vis));
/* set up direct buffers */
for (i=0; i < LIBGGI_MODE(vis)->frames; i++) {
ggi_directbuffer *buf;
_ggi_db_add_buffer(LIBGGI_PRIVLIST(vis), _ggi_db_get_new());
buf = LIBGGI_PRIVBUFS(vis)[i];
buf->frame = i;
buf->type = GGI_DB_NORMAL | GGI_DB_SIMPLE_PLB;
buf->read = (char *) priv->fb_ptr + i * priv->frame_size;
buf->write = buf->read;
buf->layout = blPixelLinearBuffer;
buf->buffer.plb.stride =
GT_ByPPP(LIBGGI_VIRTX(vis), LIBGGI_GT(vis));
buf->buffer.plb.pixelformat = LIBGGI_PIXFMT(vis);
}
/* Set up palette */
if (LIBGGI_PAL(vis)->clut.data) {
free(LIBGGI_PAL(vis)->clut.data);
LIBGGI_PAL(vis)->clut.data = NULL;
}
if (GT_SCHEME(LIBGGI_GT(vis)) == GT_PALETTE) {
LIBGGI_PAL(vis)->clut.data = _ggi_malloc((1 << GT_DEPTH(LIBGGI_GT(vis))) *
sizeof(ggi_color));
LIBGGI_PAL(vis)->clut.size = 1 << GT_DEPTH(LIBGGI_GT(vis));
}
return 0;
}
int GGI_libkgi_getapi(struct ggi_visual *vis, int num, char *apiname, char *arguments)
{
*arguments = '\0';
switch(num) {
case 0:
snprintf(apiname, GGI_MAX_APILEN, "display-libkgi");
fprintf(stderr, "libkgi getapi returned %s\n", apiname);
return 0;
case 1:
snprintf(apiname, GGI_MAX_APILEN, "display-libkgi-%s",
LIBKGI_PRIV(vis)->suggest);
fprintf(stderr, "libkgi getapi returned %s\n", apiname);
return 0;
case 2:
strcpy(apiname, "generic-stubs");
fprintf(stderr, "libkgi getapi returned %s\n", apiname);
return 0;
case 3:
snprintf(apiname, GGI_MAX_APILEN,
"generic-linear-%d",GT_DEPTH(LIBGGI_GT(vis)));
fprintf(stderr, "libkgi getapi returned %s\n", apiname);
return 0;
case 4: strcpy(apiname, "generic-color");
fprintf(stderr, "libkgi getapi returned %s\n", apiname);
return 0;
}
return GGI_ENOMATCH;
}
/* Zeros out the palette/gamma entries. Called before changing modes. */
void GGI_fbdev_color0(ggi_visual *vis)
{
if (LIBGGI_PAL(vis)->clut.data == NULL) return; /* New visual. */
vis->opcolor->setpalvec(vis, 0, 1 << GT_DEPTH(LIBGGI_GT(vis)),
LIBGGI_PAL(vis)->clut.data);
vis->opcolor->setgammamap(vis, 0, vis->gamma->len,
LIBGGI_PAL(vis)->clut.data);
}
static int query_format(uint32_t format)
{
ggi_mode mode;
uint32_t vfcap;
vfcap = VFCAP_CSP_SUPPORTED
| VFCAP_CSP_SUPPORTED_BY_HW
| VFCAP_ACCEPT_STRIDE;
if ((!vo_depthonscreen || !vo_dbpp) && ggi_conf.vis) {
if (ggiGetMode(ggi_conf.vis, &mode) == 0) {
vo_depthonscreen = GT_DEPTH(mode.graphtype);
vo_dbpp = GT_SIZE(mode.graphtype);
}
if (GT_SCHEME(mode.graphtype) == GT_AUTO) {
ggiCheckMode(ggi_conf.vis, &mode);
}
if (GT_SCHEME(mode.graphtype) != GT_TRUECOLOR) {
mode.graphtype = GT_32BIT;
vo_depthonscreen = GT_DEPTH(mode.graphtype);
vo_dbpp = GT_SIZE(mode.graphtype);
}
}
if ((IMGFMT_IS_BGR(format) && (IMGFMT_BGR_DEPTH(format) == vo_dbpp)) ||
(IMGFMT_IS_RGB(format) && (IMGFMT_RGB_DEPTH(format) == vo_dbpp)))
{
return vfcap;
}
if (IMGFMT_IS_BGR(format) || IMGFMT_IS_RGB(format)) {
set_graphtype(format, &mode);
if (ggiCheckMode(ggi_conf.drawvis, &mode) < 0) {
return 0;
} else {
return vfcap;
}
}
return (0);
}
static int do_mmap(struct ggi_visual *vis)
{
ggi_lcd823_priv *priv = LCD823_PRIV(vis);
ggi_graphtype gt = LIBGGI_GT(vis);
int xres_in_bytes = XRES;
int i;
/* Clear framebuffer */
memset(priv->fb_ptr, 0, priv->fb_size);
/* Set up pixel format */
memset(LIBGGI_PIXFMT(vis), 0, sizeof(ggi_pixelformat));
LIBGGI_PIXFMT(vis)->size = GT_SIZE(gt);
LIBGGI_PIXFMT(vis)->depth = GT_DEPTH(gt);
LIBGGI_PIXFMT(vis)->clut_mask = (1 << GT_DEPTH(gt)) - 1;
_ggi_build_pixfmt(LIBGGI_PIXFMT(vis));
/* Set up DirectBuffers */
for (i=0; i < LIBGGI_MODE(vis)->frames; i++) {
ggi_directbuffer *buf;
_ggi_db_add_buffer(LIBGGI_APPLIST(vis), _ggi_db_get_new());
buf = LIBGGI_APPBUFS(vis)[i];
buf->frame = i;
buf->type = GGI_DB_NORMAL;
buf->read = (uint8_t *) priv->fb_ptr + i * priv->frame_size;
buf->write = buf->read;
buf->type |= GGI_DB_SIMPLE_PLB;
buf->layout = blPixelLinearBuffer;
buf->buffer.plb.stride = xres_in_bytes;
buf->buffer.plb.pixelformat = LIBGGI_PIXFMT(vis);
}
return 0;
}
int
GGI_ipl2_getpixel_nc(struct ggi_visual *vis, int x, int y, ggi_pixel *pixel)
{
ggi_pixel col = 0;
uint16_t *dest = PIXEL_RADDR(vis, x, y);
uint16_t shift = 15 - (x & 15);
int i, depth = GT_DEPTH(LIBGGI_GT(vis));
for (i=0; i < depth; i++) {
col |= ((*dest++ >> shift) & 1) << i;
}
*pixel = col;
return 0;
}
int
GGI_kgi_setPalette(struct ggi_visual *vis, size_t start, size_t len, const ggi_color *colormap)
{
kgic_ilut_set_request_t ilut;
size_t nocols = 1 << GT_DEPTH(LIBGGI_GT(vis));
APP_ASSERT(colormap != NULL,
"GGI_kgi_setPalette() - colormap == NULL");
DPRINT_COLOR("display-kgi: SetPalVec(%d,%d)\n", start, len);
if (start == (size_t)GGI_PALETTE_DONTCARE) {
start = 0;
}
if ((start < 0) || (len < 0) || (start+len > nocols)) {
return GGI_ENOSPACE;
}
memcpy(LIBGGI_PAL(vis)->clut.data, colormap, len*sizeof(ggi_color));
ilut.image = 0;
ilut.resource = 0;
ilut.lut = 0;
ilut.idx = start;
ilut.cnt = len;
ilut.am = KGI_AM_COLORS;
ilut.data = (kgi_u16_t *)KGI_PRIV(vis);
for (start = 0; len > 0; start++, colormap++, len--) {
ilut.data[start*3] = colormap->r;
ilut.data[start*3 + 1] = colormap->g;
ilut.data[start*3 + 2] = colormap->b;
}
if(kgiSetIlut(&KGI_CTX(vis), &ilut) != KGI_EOK) {
DPRINT_COLOR("display-kgi: PUTCMAP failed.");
return -1;
}
return 0;
}
int GGI_ipl2_putpixel_nc(struct ggi_visual *vis, int x, int y, ggi_pixel col)
{
uint16_t *dest = PIXEL_WADDR(vis, x, y);
uint16_t mask = 0x8000 >> (x & 15);
int i;
for (i=GT_DEPTH(LIBGGI_GT(vis)); i > 0; i--) {
if (col & 1) {
*dest++ |= mask;
} else {
*dest++ &= ~mask;
}
col >>= 1;
}
return 0;
}
static int do_setmode(struct ggi_visual *vis)
{
char libname[GGI_MAX_APILEN], libargs[GGI_MAX_APILEN];
ggi_graphtype gt;
int err, id;
err = do_mmap(vis);
if (err) return err;
_ggiZapMode(vis, 0);
for (id=1; GGI_lcd823_getapi(vis, id, libname, libargs) == 0; id++) {
if (_ggiOpenDL(vis, libggi->config, libname, libargs, NULL) != 0) {
fprintf(stderr,"display-lcd823: Error opening the "
"%s (%s) library.\n", libname, libargs);
return GGI_EFATAL;
}
DPRINT_LIBS("Success in loading %s (%s)\n",
libname, libargs);
}
/* Set up palette */
gt = LIBGGI_GT(vis);
if ((GT_SCHEME(gt) == GT_PALETTE) || (GT_SCHEME(gt) == GT_TEXT)) {
int nocols = 1 << GT_DEPTH(gt);
LIBGGI_PAL(vis)->clut.size = nocols;
LIBGGI_PAL(vis)->clut.data = _ggi_malloc(nocols * sizeof(ggi_color));
LIBGGI_PAL(vis)->priv = _ggi_malloc(256 * sizeof(uint16_t));
LIBGGI_PAL(vis)->setPalette = GGI_lcd823_setPalette;
LIBGGI_PAL(vis)->getPrivSize = GGI_lcd823_getPrivSize;
/* Initialize palette */
ggiSetColorfulPalette(vis);
}
ggiIndicateChange(vis, GGI_CHG_APILIST);
DPRINT_MODE("display-lcd823: do_setmode SUCCESS\n");
return 0;
}
int GGI_ilbm_putpixel_nc(ggi_visual *vis, int x, int y, ggi_pixel col)
{
uint16_t *dest = PIXEL_WADDR(vis, x, y);
uint16_t mask = 0x8000 >> (x & 15);
int plane_add = LIBGGI_W_PLAN(vis).next_plane / 2;
int i;
for (i=GT_DEPTH(LIBGGI_GT(vis)); i > 0; i--) {
if (col & 1) {
*dest |= mask;
} else {
*dest &= ~mask;
}
col >>= 1; dest += plane_add;
}
return 0;
}
int GGI_ilbm_getpixel(ggi_visual *vis, int x, int y, ggi_pixel *pixel)
{
ggi_pixel col = 0;
uint16_t *dest = PIXEL_RADDR(vis, x, y);
uint16_t shift = 15 - (x & 15);
int plane_add = LIBGGI_R_PLAN(vis).next_plane / 2;
int i, depth = GT_DEPTH(LIBGGI_GT(vis));
for (i=0; i < depth; i++) {
col |= ((*dest >> shift) & 1) << i;
dest += plane_add;
}
*pixel = col;
return 0;
}
int GGI_palemu_getapi(struct ggi_visual *vis, int num, char *apiname, char *arguments)
{
ggi_palemu_priv *priv = PALEMU_PRIV(vis);
*arguments = '\0';
switch(num) {
case 0:
if (priv->target == PALEMU_TARGET)
strcpy(apiname, "display-palemu");
else
strcpy(apiname, "display-monotext");
return 0;
case 1:
strcpy(apiname, "generic-stubs");
return 0;
case 2:
snprintf(apiname, GGI_MAX_APILEN,
"generic-linear-%"PRIu32"%s",
GT_DEPTH(LIBGGI_GT(vis)),
(LIBGGI_GT(vis) & GT_SUB_HIGHBIT_RIGHT) ? "-r" : "");
return 0;
case 3:
strcpy(apiname, "generic-color");
return 0;
case 4:
strcpy(apiname, "generic-pseudo-stubs");
snprintf(arguments, GGI_MAX_APILEN,
"%p", (void *)PALEMU_PRIV(vis)->parent);
return 0;
}
return GGI_ENOMATCH;
}
static int config(uint32_t width, uint32_t height, uint32_t d_width,
uint32_t d_height, uint32_t flags, char *title,
uint32_t format)
{
ggi_mode mode = {
1, /* frames */
{width, height}, /* visible */
{GGI_AUTO, GGI_AUTO}, /* virt */
{GGI_AUTO, GGI_AUTO}, /* size */
GT_AUTO, /* graphtype */
{GGI_AUTO, GGI_AUTO} /* dots per pixel */
};
set_graphtype(format, &mode);
#if 0
printf("[ggi] mode: ");
ggiPrintMode(&mode);
printf("\n");
#endif
ggiCheckMode(ggi_conf.vis, &mode);
if (ggiSetMode(ggi_conf.vis, &mode) < 0) {
mp_msg(MSGT_VO, MSGL_ERR, "[ggi] unable to set display mode\n");
return (-1);
}
if (ggiGetMode(ggi_conf.vis, &mode) < 0) {
mp_msg(MSGT_VO, MSGL_ERR, "[ggi] unable to get display mode\n");
return (-1);
}
if ((mode.graphtype == GT_INVALID)
|| (mode.graphtype == GT_AUTO))
{
mp_msg(MSGT_VO, MSGL_ERR, "[ggi] not supported depth/bpp\n");
return (-1);
}
#if 0
printf("[ggi] mode: ");
ggiPrintMode(&mode);
printf("\n");
#endif
#ifdef HAVE_GGIWMH
ggiWmhSetTitle(ggi_conf.vis, title);
if (vo_ontop) window_ontop();
#endif
ggiSetFlags(ggi_conf.vis, GGIFLAG_ASYNC);
if (GT_SCHEME(mode.graphtype) == GT_PALETTE)
ggiSetColorfulPalette(ggi_conf.vis);
if (GT_SCHEME(mode.graphtype) != GT_TRUECOLOR) {
ggi_mode drawmode;
ggi_conf.drawvis = ggiOpen("display-memory", NULL);
if (ggi_conf.drawvis == NULL) {
mp_msg(MSGT_VO, MSGL_ERR,
"[ggi] unable to get backbuffer for conversion\n");
return -1;
}
memcpy(&drawmode, &mode, sizeof(ggi_mode));
drawmode.graphtype = GT_32BIT;
drawmode.size.x = GGI_AUTO;
drawmode.size.y = GGI_AUTO;
ggiCheckMode(ggi_conf.drawvis, &drawmode);
if (ggiSetMode(ggi_conf.drawvis, &drawmode) < 0) {
mp_msg(MSGT_VO, MSGL_ERR,
"[ggi] unable to set backbuffer mode\n");
return -1;
}
mode.graphtype = drawmode.graphtype;
ggiSetFlags(ggi_conf.drawvis, GGIFLAG_ASYNC);
}
vo_depthonscreen = GT_DEPTH(mode.graphtype);
vo_screenwidth = mode.virt.x;
vo_screenheight = mode.virt.y;
vo_dwidth = width;
vo_dheight = height;
vo_dbpp = GT_SIZE(mode.graphtype);
/* calculate top, left corner */
vo_dx = (vo_screenwidth - vo_dwidth) / 2;
vo_dy = (vo_screenheight - vo_dheight) / 2;
ggi_conf.srcwidth = width;
ggi_conf.srcheight = height;
ggi_conf.srcformat = format;
ggi_conf.voflags = flags;
if (IMGFMT_IS_RGB(ggi_conf.srcformat)) {
ggi_conf.srcdepth = IMGFMT_RGB_DEPTH(ggi_conf.srcformat);
} else if (IMGFMT_IS_BGR(ggi_conf.srcformat)) {
ggi_conf.srcdepth = IMGFMT_BGR_DEPTH(ggi_conf.srcformat);
} else {
mp_msg(MSGT_VO, MSGL_FATAL, "[ggi] Unknown image format: %s\n",
vo_format_name(ggi_conf.srcformat));
return (-1);
}
mp_msg(MSGT_VO, MSGL_INFO, "[ggi] input: %dx%dx%d, output: %dx%dx%d\n",
ggi_conf.srcwidth, ggi_conf.srcheight, ggi_conf.srcdepth,
mode.virt.x, mode.virt.y, vo_dbpp);
ggi_conf.srcbpp = (ggi_conf.srcdepth + 7) / 8;
ggi_conf.flushregion.x1 = vo_dx;
ggi_conf.flushregion.y1 = vo_dy;
ggi_conf.flushregion.x2 = vo_dwidth;
ggi_conf.flushregion.y2 = vo_dheight;
return (0);
}
int GGI_vcsa_checkmode(struct ggi_visual *vis, ggi_mode *mode)
{
ggi_vcsa_priv *priv = VCSA_PRIV(vis);
int err;
DPRINT_MODE("display-vcsa: checkmode %dx%d#%dx%dF%d[0x%02x]\n",
mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
/* handle GT_AUTO in graphtype */
if (GT_SCHEME(mode->graphtype) == GT_AUTO) {
GT_SETSCHEME(mode->graphtype, GT_TEXT);
}
if (GT_DEPTH(mode->graphtype) == GT_AUTO) {
GT_SETDEPTH(mode->graphtype, 4);
}
if (GT_SIZE(mode->graphtype) == GT_AUTO) {
GT_SETSIZE(mode->graphtype, 16);
}
/* handle GGI_AUTO in ggi_mode */
if ((mode->dpp.x != 1 && mode->dpp.x != GGI_AUTO) ||
(mode->dpp.y != 1 && mode->dpp.y != GGI_AUTO)) {
err = -1;
}
mode->dpp.x = mode->dpp.y = 1;
_GGIhandle_ggiauto(mode, priv->width, priv->height);
/* now check stuff */
err = 0;
if (GT_SCHEME(mode->graphtype) != GT_TEXT) {
GT_SETSCHEME(mode->graphtype, GT_TEXT);
err = -1;
}
if (GT_DEPTH(mode->graphtype) != 4) {
GT_SETDEPTH(mode->graphtype, 4);
err = -1;
}
if (GT_SIZE(mode->graphtype) != 16) {
GT_SETSIZE(mode->graphtype, 16);
err = -1;
}
if (mode->visible.x != priv->width) {
mode->visible.x = priv->width;
err = -1;
}
if (mode->visible.y != priv->height) {
mode->visible.y = priv->height;
err = -1;
}
if (mode->virt.x != priv->width) {
mode->virt.x = priv->width;
err = -1;
}
if (mode->virt.y != priv->height) {
mode->virt.y = priv->height;
err = -1;
}
if (mode->frames != 1) {
mode->frames = 1;
err = -1;
}
err = _ggi_physz_figure_size(mode, priv->physzflags, &(priv->physz),
0, 0, mode->visible.x, mode->visible.y);
DPRINT_MODE("display-vcsa: result %d %dx%d#%dx%dF%d[0x%02x]\n",
err, mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
return err;
}
int GGI_vgl_setmode(ggi_visual *vis, ggi_mode *tm)
{
struct vgl_priv *priv = VGL_PRIV(vis);
ggi_graphtype gt = tm->graphtype;
video_info_t modeinfo;
unsigned long modenum = 0;
char sugname[GGI_MAX_APILEN];
char args[GGI_MAX_APILEN];
int err = 0;
int id, i;
int pixelBytes;
err = GGI_vgl_checkmode(vis, tm);
if (err) return err;
/* reset the modeinfo structure as expected by query_mode */
memset(&modeinfo, 0, sizeof(modeinfo));
switch(gt) {
case GT_1BIT : modeinfo.vi_depth = 1; pixelBytes = 1; break;
case GT_4BIT : modeinfo.vi_depth = 4; pixelBytes = 1; break;
case GT_8BIT : modeinfo.vi_depth = 8; pixelBytes = 1; break;
case GT_16BIT: modeinfo.vi_depth = 16; pixelBytes = 2; break;
case GT_32BIT: modeinfo.vi_depth = 32; pixelBytes = 4; break;
/* Unsupported mode depths */
case GT_15BIT:
case GT_24BIT:
default:
return GGI_ENOMATCH;
}
modeinfo.vi_width = tm->visible.x;
modeinfo.vi_height = tm->visible.y;
/* XXX should be added to libvgl */
if (ioctl(0, FBIO_FINDMODE, &modeinfo))
return -1;
DPRINT("Setting VGLlib mode %d (0x%x)\n",
modeinfo.vi_mode, modeinfo.vi_mode);
/* Terminate any current mode before initialising another */
if (priv->vgl_init_done) {
priv->vgl_init_done = 0;
VGLEnd();
}
/* XXX should be in VGL */
if ((modeinfo.vi_mode >= M_B40x25) && (modeinfo.vi_mode <= M_VGA_M90x60))
modenum = _IO('S', modeinfo.vi_mode);
if ((modeinfo.vi_mode >= M_TEXT_80x25) && (modeinfo.vi_mode <= M_TEXT_132x60))
modenum = _IO('S', modeinfo.vi_mode);
if ((modeinfo.vi_mode >= M_VESA_CG640x400) &&
(modeinfo.vi_mode <= M_VESA_FULL_1280))
modenum = _IO('V', modeinfo.vi_mode - M_VESA_BASE);
if ((err = VGLInit(modenum)) != 0) {
DPRINT("display-vgl: setting mode 0x%x failed with error %d\n",
modeinfo.vi_mode, err);
return GGI_EFATAL;
}
priv->vgl_init_done = 1;
if (priv->vgl_use_db) {
_GGI_vgl_freedbs(vis);
/* Set up DirectBuffer(s) */
for (i = 0; i<tm->frames; i++) {
if (LIBGGI_FB_SIZE(tm) >
(unsigned)(VGLDisplay->Xsize*VGLDisplay->Ysize*
pixelBytes)) {
fprintf(stderr, "display-vgl: framebuffer too large! (%d > %d*%d*%d)\n",
LIBGGI_FB_SIZE(tm),
VGLDisplay->Xsize, VGLDisplay->Ysize,
pixelBytes);
return GGI_ENOMEM;
}
_ggi_db_add_buffer(LIBGGI_APPLIST(vis), _ggi_db_get_new());
LIBGGI_APPBUFS(vis)[i]->frame = i;
LIBGGI_APPBUFS(vis)[i]->type = GGI_DB_NORMAL | GGI_DB_SIMPLE_PLB;
LIBGGI_APPBUFS(vis)[i]->read = VGLDisplay->Bitmap;
LIBGGI_APPBUFS(vis)[i]->write = VGLDisplay->Bitmap;
LIBGGI_APPBUFS(vis)[i]->layout = blPixelLinearBuffer;
LIBGGI_APPBUFS(vis)[i]->buffer.plb.stride
= GT_ByPPP(tm->virt.x, tm->graphtype);
}
}
/* Save mode info returned by the VESA driver */
bcopy(&modeinfo, &priv->modeinfo, sizeof(priv->modeinfo));
/* Palette */
if (vis->palette) {
free(vis->palette);
vis->palette = NULL;
}
if (priv->savepalette) {
free(priv->savepalette);
priv->savepalette = NULL;
}
if (GT_SCHEME(tm->graphtype) == GT_PALETTE) {
int len = 1 << GT_DEPTH(tm->graphtype);
vis->palette = malloc(len * sizeof(ggi_color));
if (vis->palette == NULL) return GGI_EFATAL;
priv->savepalette = malloc(sizeof(int) * (len*3));
if (priv->savepalette == NULL) return GGI_EFATAL;
/* Set an initial palette */
ggiSetColorfulPalette(vis);
}
/* Set up pixel format */
memset(LIBGGI_PIXFMT(vis), 0, sizeof(ggi_pixelformat));
LIBGGI_PIXFMT(vis)->size = GT_SIZE(gt);
LIBGGI_PIXFMT(vis)->depth = GT_DEPTH(gt);
switch (GT_SCHEME(gt)) {
case GT_PALETTE:
case GT_GREYSCALE:
LIBGGI_PIXFMT(vis)->clut_mask = (1 << GT_DEPTH(gt)) - 1;
break;
case GT_TRUECOLOR:
DPRINT_MODE("display-vgl: RGB %d:%d:%d offsets %d:%d:%d\n",
priv->modeinfo.vi_pixel_fsizes[VGL_RED_INDEX],
priv->modeinfo.vi_pixel_fsizes[VGL_GREEN_INDEX],
priv->modeinfo.vi_pixel_fsizes[VGL_BLUE_INDEX],
priv->modeinfo.vi_pixel_fields[VGL_RED_INDEX],
priv->modeinfo.vi_pixel_fields[VGL_GREEN_INDEX],
priv->modeinfo.vi_pixel_fields[VGL_BLUE_INDEX]);
LIBGGI_PIXFMT(vis)->red_mask =
((1 << priv->modeinfo.vi_pixel_fsizes[VGL_RED_INDEX]) - 1) <<
priv->modeinfo.vi_pixel_fields[VGL_RED_INDEX];
LIBGGI_PIXFMT(vis)->green_mask =
((1 << priv->modeinfo.vi_pixel_fsizes[VGL_GREEN_INDEX]) - 1) <<
priv->modeinfo.vi_pixel_fields[VGL_GREEN_INDEX];
LIBGGI_PIXFMT(vis)->blue_mask =
((1 << priv->modeinfo.vi_pixel_fsizes[VGL_BLUE_INDEX]) - 1) <<
priv->modeinfo.vi_pixel_fields[VGL_BLUE_INDEX];
break;
case GT_TEXT:
/* Assumes VGA text */
LIBGGI_PIXFMT(vis)->texture_mask = 0x00ff;
LIBGGI_PIXFMT(vis)->fg_mask = 0x0f00;
LIBGGI_PIXFMT(vis)->bg_mask = 0xf000;
break;
}
_ggi_build_pixfmt(LIBGGI_PIXFMT(vis));
memcpy(LIBGGI_MODE(vis),tm,sizeof(ggi_mode));
_ggiZapMode(vis, 0);
for(id = 1; 0 == GGI_vgl_getapi(vis, id, sugname, args); id++) {
if (_ggiOpenDL(vis, _ggiGetConfigHandle(), sugname, args, NULL)) {
fprintf(stderr,"display-vgl: Can't open the %s (%s) library.\n",
sugname, args);
return GGI_EFATAL;
} else {
DPRINT("Success in loading %s (%s)\n", sugname, args);
}
}
if (!priv->vgl_use_db) {
vis->opdraw->putpixel = GGI_vgl_putpixel;
vis->opdraw->putpixel_nc = GGI_vgl_putpixel_nc;
vis->opdraw->getpixel = GGI_vgl_getpixel;
vis->opdraw->drawpixel = GGI_vgl_drawpixel;
vis->opdraw->drawpixel_nc = GGI_vgl_drawpixel_nc;
vis->opdraw->drawhline = GGI_vgl_drawhline;
vis->opdraw->drawhline_nc = GGI_vgl_drawhline_nc;
vis->opdraw->drawvline = GGI_vgl_drawvline;
vis->opdraw->drawvline_nc = GGI_vgl_drawvline_nc;
vis->opdraw->drawbox = GGI_vgl_drawbox;
vis->opdraw->drawline = GGI_vgl_drawline;
vis->opdraw->puthline = GGI_vgl_puthline;
vis->opdraw->putbox = GGI_vgl_putbox;
} else {
vis->opdraw->setorigin = GGI_vgl_setorigin;
}
if (GT_SCHEME(tm->graphtype) == GT_PALETTE) {
vis->opcolor->setpalvec = GGI_vgl_setpalvec;
}
if(priv->vgl_use_db) {
for(i = 0; i<tm->frames; i++)
LIBGGI_APPBUFS(vis)[i]->buffer.plb.pixelformat =
LIBGGI_PIXFMT(vis);
}
ggiIndicateChange(vis, GGI_CHG_APILIST);
return 0;
}
int GGI_trueemu_checkmode(struct ggi_visual *vis, ggi_mode *mode)
{
ggi_trueemu_priv *priv = TRUEEMU_PRIV(vis);
ggi_mode par_mode;
int tmperr, err = 0;
DPRINT_MODE("display-trueemu: checkmode %dx%d#%dx%dF%d[0x%02x]\n",
mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
/* Handle graphtype */
if (GT_SCHEME(mode->graphtype) == GT_AUTO) {
GT_SETSCHEME(mode->graphtype, GT_TRUECOLOR);
}
mode->graphtype = _GGIhandle_gtauto(mode->graphtype);
if (GT_SCHEME(mode->graphtype) != GT_TRUECOLOR) {
GT_SETSCHEME(mode->graphtype, GT_TRUECOLOR);
err = -1;
}
if (GT_DEPTH(mode->graphtype) != 24) {
GT_SETDEPTH(mode->graphtype, 24);
err = -1;
}
if ((GT_SIZE(mode->graphtype) != GT_DEPTH(mode->graphtype)) &&
(GT_SIZE(mode->graphtype) != 32)) {
GT_SETSIZE(mode->graphtype, GT_DEPTH(mode->graphtype));
err = -1;
}
/* Handle geometry */
if (mode->visible.x == GGI_AUTO) {
mode->visible.x = priv->mode.visible.x;
}
if (mode->visible.y == GGI_AUTO) {
mode->visible.y = priv->mode.visible.y;
}
if (mode->virt.x == GGI_AUTO) {
mode->virt.x = priv->mode.virt.x;
}
if (mode->virt.y == GGI_AUTO) {
mode->virt.y = priv->mode.virt.y;
}
if (mode->dpp.x == GGI_AUTO) {
mode->dpp.x = priv->mode.dpp.x;
}
if (mode->dpp.y == GGI_AUTO) {
mode->dpp.y = priv->mode.dpp.y;
}
if (mode->size.x == GGI_AUTO) {
mode->size.x = priv->mode.size.x;
}
if (mode->size.y == GGI_AUTO) {
mode->size.y = priv->mode.size.y;
}
if (mode->frames == GGI_AUTO) {
mode->frames = 1;
}
/* Now let the parent target have it's say in the checkmode
* process. It can deal with any remaining GGI_AUTO or GT_AUTO
* values that came from priv->mode.
*/
par_mode = *mode;
par_mode.graphtype = priv->mode.graphtype;
tmperr = ggiCheckMode(priv->parent, &par_mode);
if (tmperr) err = tmperr;
mode->visible = par_mode.visible;
mode->virt = par_mode.virt;
mode->dpp = par_mode.dpp;
mode->size = par_mode.size;
DPRINT_MODE("display-trueemu: upgraded to %dx%d#%dx%dF%d[0x%02x]\n",
mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
return err;
}
static BOOL CALLBACK
ModeCallback(LPDDSURFACEDESC sd, LPVOID ctx)
{
matchmode *mm = (matchmode *)ctx;
ggi_mode *mode = mm->mode;
const char *msg;
int ndx, bdx, ndy, bdy;
if (GT_DEPTH(mode->graphtype) != GT_AUTO) {
if (sd->ddpfPixelFormat.dwRGBBitCount <
GT_DEPTH(mode->graphtype))
{
if (sd->ddpfPixelFormat.dwRGBBitCount > mm->bits)
goto accept;
if (sd->ddpfPixelFormat.dwRGBBitCount < mm->bits) {
msg = "rej mode (%i,%i) "
"poorer depth %i\n";
goto next;
}
}
if (sd->ddpfPixelFormat.dwRGBBitCount >
GT_DEPTH(mode->graphtype))
{
if (mm->bits < GT_DEPTH(mode->graphtype))
goto accept;
if (sd->ddpfPixelFormat.dwRGBBitCount < mm->bits)
goto accept;
if (sd->ddpfPixelFormat.dwRGBBitCount > mm->bits) {
msg = "rej mode (%i,%i) "
"poorer depth %i\n";
goto next;
}
}
if (sd->ddpfPixelFormat.dwRGBBitCount != mm->bits)
goto accept;
}
if (mm->x == GGI_AUTO && mm->y == GGI_AUTO) {
if (sd->ddpfPixelFormat.dwRGBBitCount > mm->bits)
goto accept;
if (mm->bestx * mm->besty < (int)(sd->dwWidth * sd->dwHeight))
goto accept;
msg = "rej smaller mode (%i,%i) depth %i\n";
goto next;
}
ndx = sd->dwWidth - mm->x;
ndy = sd->dwHeight - mm->y;
bdx = mm->bestx - mm->x;
bdy = mm->besty - mm->y;
if (mm->x == GGI_AUTO)
ndx = bdx = 0;
if (mm->y == GGI_AUTO)
ndy = bdy = 0;
if (ndx >= 0 && ndy >= 0 && (bdx < 0 || bdy < 0))
goto accept;
if ((ndx < 0 || ndy < 0) && bdx >= 0 && bdy >= 0) {
msg = "rej bad mode (%i,%i) depth %i\n";
goto next;
}
if (ndx*ndx + ndy*ndy < bdx*bdx + bdy*bdy)
goto accept;
if (ndx*ndx + ndy*ndy == bdx*bdx + bdy*bdy) {
if (sd->ddpfPixelFormat.dwRGBBitCount >= mm->bits)
goto accept;
msg = "rej mode (%i,%i) poorer depth %i\n";
goto next;
}
msg = "rej worse mode (%i,%i) depth %i\n";
goto next;
accept:
msg = "best mode so far (%i,%i) depth %i\n";
mm->bestx = sd->dwWidth;
mm->besty = sd->dwHeight;
mm->bits = sd->ddpfPixelFormat.dwRGBBitCount;
next:
DPRINT_MODE(msg, sd->dwWidth, sd->dwHeight,
sd->ddpfPixelFormat.dwRGBBitCount);
return DDENUMRET_OK;
}
int _ggi_palemu_Open(struct ggi_visual *vis)
{
int rc;
ggi_palemu_priv *priv = PALEMU_PRIV(vis);
DPRINT("display-palemu: Open %dx%d#%dx%d\n", LIBGGI_X(vis),
LIBGGI_Y(vis), LIBGGI_VIRTX(vis), LIBGGI_VIRTY(vis));
/* set the parent mode */
rc = ggiSetMode(priv->parent, &priv->parent_mode);
if (rc < 0) {
DPRINT("display-palemu: Couldn't set parent mode.\n");
return rc;
}
DPRINT("display-palemu: parent is %d/%d\n",
GT_DEPTH(priv->parent_mode.graphtype),
GT_SIZE(priv->parent_mode.graphtype));
/* setup tables and choose blitter function */
switch (GT_ByPP(priv->parent_mode.graphtype)) {
case 1: priv->do_blit = &blitter_1;
break;
case 2: priv->do_blit = &blitter_2;
break;
case 3: priv->do_blit = &blitter_3;
break;
case 4: priv->do_blit = &blitter_4;
break;
default:
DPRINT("Unsupported pixel size '%d'.\n",
GT_SIZE(priv->parent_mode.graphtype));
return GGI_ENOMATCH;
}
priv->palette = _ggi_malloc(256 * sizeof(ggi_color));
priv->lookup = _ggi_malloc(256 * sizeof(ggi_pixel));
priv->red_gamma = priv->green_gamma = priv->blue_gamma = 1.0;
/* clear the 'dirty region' */
priv->dirty_tl.x = LIBGGI_VIRTX(vis);
priv->dirty_tl.y = LIBGGI_VIRTY(vis);
priv->dirty_br.x = 0;
priv->dirty_br.y = 0;
return 0;
}
int GGI_palemu_checkmode(struct ggi_visual *vis, ggi_mode *mode)
{
ggi_palemu_priv *priv = PALEMU_PRIV(vis);
ggi_mode par_mode;
int tmperr, err = 0;
DPRINT_MODE("display-palemu: checkmode %dx%d#%dx%dF%d[0x%02x]\n",
mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
/* Handle graphtype */
if (GT_SCHEME(mode->graphtype) == GT_AUTO) {
GT_SETSCHEME(mode->graphtype, GT_PALETTE);
}
mode->graphtype = _GGIhandle_gtauto(mode->graphtype);
if (GT_SCHEME(mode->graphtype) != GT_PALETTE) {
GT_SETSCHEME(mode->graphtype, GT_PALETTE);
err = -1;
}
if (GT_DEPTH(mode->graphtype) > 8) {
GT_SETDEPTH(mode->graphtype, 8);
err = -1;
}
if (GT_SIZE(mode->graphtype) != GT_DEPTH(mode->graphtype)) {
GT_SETSIZE(mode->graphtype, GT_DEPTH(mode->graphtype));
err = -1;
}
/* Handle geometry */
if (mode->visible.x == GGI_AUTO) {
mode->visible.x = priv->parent_defmode.visible.x;
}
if (mode->visible.y == GGI_AUTO) {
mode->visible.y = priv->parent_defmode.visible.y;
}
if (mode->virt.x == GGI_AUTO) {
mode->virt.x = priv->parent_defmode.virt.x;
}
if (mode->virt.y == GGI_AUTO) {
mode->virt.y = priv->parent_defmode.virt.y;
}
if (mode->dpp.x == GGI_AUTO) {
mode->dpp.x = priv->parent_defmode.dpp.x;
}
if (mode->dpp.y == GGI_AUTO) {
mode->dpp.y = priv->parent_defmode.dpp.y;
}
if (mode->size.x == GGI_AUTO) {
mode->size.x = priv->parent_defmode.size.x;
}
if (mode->size.y == GGI_AUTO) {
mode->size.y = priv->parent_defmode.size.y;
}
if (mode->frames == GGI_AUTO) {
mode->frames = 1;
}
/* Now check mode against the parent target (letting the parent
* target handle any remaining GT_AUTO and GGI_AUTO values).
*/
par_mode = *mode;
par_mode.graphtype = priv->parent_defmode.graphtype;
tmperr = ggiCheckMode(priv->parent, &par_mode);
if (tmperr) err = tmperr;
mode->visible = par_mode.visible;
mode->virt = par_mode.virt;
mode->dpp = par_mode.dpp;
mode->size = par_mode.size;
/* When the parent is palettized, we must limit the
* resulting depth to be <= the parent depth.
*/
if ((GT_SCHEME(par_mode.graphtype) == GT_PALETTE) &&
(GT_DEPTH(par_mode.graphtype) <
GT_DEPTH(mode->graphtype))) {
GT_SETDEPTH(mode->graphtype,
GT_DEPTH(par_mode.graphtype));
GT_SETSIZE(mode->graphtype,
GT_DEPTH(par_mode.graphtype));
err = -1;
}
DPRINT_MODE("display-palemu: result %d %dx%d#%dx%dF%d[0x%02x]\n",
err, mode->visible.x, mode->visible.y,
mode->virt.x, mode->virt.y,
mode->frames, mode->graphtype);
return err;
}