efl/src/modules/evas/engines/software_ddraw/evas_outbuf.c

464 lines
14 KiB
C

#include "evas_common_private.h"
#include "evas_engine.h"
static Eina_List *ddpool = NULL;
static int ddsize = 0;
#define ddmemlimit 10 * 1024 * 1024
#define ddcountlimit 32
static DD_Output_Buffer *
_find_ddob(int depth, int w, int h, void *data)
{
Eina_List *l;
Eina_List *ddl;
DD_Output_Buffer *ddob = NULL;
DD_Output_Buffer *ddob2;
int sz;
int lbytes;
int bpp;
bpp = depth / 8;
if (bpp == 3) bpp = 4;
lbytes = (((w * bpp) + 3) / 4) * 4;
sz = lbytes * h;
EINA_LIST_FOREACH(ddpool, l, ddob2)
{
if (ddob2->depth != depth)
continue;
if (ddob2->psize == sz)
{
ddob = ddob2;
ddl = l;
goto have_ddob;
}
}
if (!ddob)
return evas_software_ddraw_output_buffer_new(depth, w, h, data);
have_ddob:
ddpool = eina_list_remove_list(ddpool, ddl);
ddob->width = w;
ddob->height = h;
ddob->pitch = lbytes;
ddsize -= ddob->psize * (ddob->depth / 8);
return ddob;
}
static void
_unfind_ddob(DD_Output_Buffer *ddob)
{
ddpool = eina_list_prepend(ddpool, ddob);
ddsize += ddob->psize * ddob->depth / 8;
while ((ddsize > (ddmemlimit)) ||
(eina_list_count(ddpool) > ddcountlimit))
{
Eina_List *xl;
xl = eina_list_last(ddpool);
if (!xl)
{
ddsize = 0;
break;
}
ddob = xl->data;
ddpool = eina_list_remove_list(ddpool, xl);
evas_software_ddraw_output_buffer_free(ddob);
}
}
static void
_clear_ddob(int sync EINA_UNUSED)
{
while (ddpool)
{
DD_Output_Buffer *ddob;
ddob = ddpool->data;
ddpool = eina_list_remove_list(ddpool, ddpool);
evas_software_ddraw_output_buffer_free(ddob);
}
ddsize = 0;
}
void
evas_software_ddraw_outbuf_init(void)
{
}
void
evas_software_ddraw_outbuf_free(Outbuf *buf)
{
if (!buf)
return;
evas_software_ddraw_shutdown(buf);
free(buf);
}
Outbuf *
evas_software_ddraw_outbuf_setup(int width,
int height,
int rotation,
Outbuf_Depth depth,
HWND window,
int w_depth,
int fullscreen)
{
Outbuf *buf;
buf = (Outbuf *)calloc(1, sizeof(Outbuf));
if (!buf)
return NULL;
buf->width = width;
buf->height = height;
buf->depth = depth;
buf->rot = rotation;
if (!evas_software_ddraw_init(window, w_depth, fullscreen, buf))
{
free(buf);
return NULL;
}
{
Gfx_Func_Convert conv_func;
DD_Output_Buffer *ddob;
ddob = evas_software_ddraw_output_buffer_new(w_depth, 1, 1, NULL);
conv_func = NULL;
if (ddob)
{
if (evas_software_ddraw_masks_get(buf))
{
if ((rotation == 0) || (rotation == 180))
conv_func = evas_common_convert_func_get(0,
width,
height,
evas_software_ddraw_output_buffer_depth (ddob),
buf->priv.mask.r,
buf->priv.mask.g,
buf->priv.mask.b,
PAL_MODE_NONE,
rotation);
else if ((rotation == 90) || (rotation == 270))
conv_func = evas_common_convert_func_get(0,
height,
width,
evas_software_ddraw_output_buffer_depth (ddob),
buf->priv.mask.r,
buf->priv.mask.g,
buf->priv.mask.b,
PAL_MODE_NONE,
rotation);
}
evas_software_ddraw_output_buffer_free(ddob);
if (!conv_func)
{
ERR("DDraw engine Error"
" {"
" At depth %i:"
" RGB format mask: %08x, %08x, %08x"
" Not supported by and compiled in converters!"
" }",
buf->priv.dd.depth,
buf->priv.mask.r,
buf->priv.mask.g,
buf->priv.mask.b);
}
}
}
return buf;
}
void
evas_software_ddraw_outbuf_reconfigure(Outbuf *buf,
int width,
int height,
int rotation,
Outbuf_Depth depth)
{
if ((width == buf->width) && (height == buf->height) &&
(rotation == buf->rot) && (depth == buf->depth))
return;
buf->width = width;
buf->height = height;
buf->rot = rotation;
evas_software_ddraw_surface_resize(buf);
}
void *
evas_software_ddraw_outbuf_new_region_for_update(Outbuf *buf,
int x,
int y,
int w,
int h,
int *cx,
int *cy,
int *cw,
int *ch)
{
RGBA_Image *im;
Outbuf_Region *obr;
int bpl = 0;
int alpha = 0;
obr = calloc(1, sizeof(Outbuf_Region));
obr->x = x;
obr->y = y;
obr->width = w;
obr->height = h;
*cx = 0;
*cy = 0;
*cw = w;
*ch = h;
if ((buf->rot == 0) &&
(buf->priv.mask.r == 0xff0000) &&
(buf->priv.mask.g == 0x00ff00) &&
(buf->priv.mask.b == 0x0000ff))
{
obr->ddob = _find_ddob(buf->priv.dd.depth, w, h, NULL);
/* obr->ddob = evas_software_x11_x_output_buffer_new(buf->priv.dd.disp, */
/* buf->priv.dd.vis, */
/* buf->priv.dd.depth, */
/* w, h, */
/* use_shm, */
/* NULL); */
im = (RGBA_Image *)evas_cache_image_data(evas_common_image_cache_get(),
w, h,
(DATA32 *) evas_software_ddraw_output_buffer_data(obr->ddob, &bpl),
alpha, EVAS_COLORSPACE_ARGB8888);
im->extended_info = obr;
}
else
{
im = (RGBA_Image *) evas_cache_image_empty(evas_common_image_cache_get());
im->cache_entry.flags.alpha |= alpha ? 1 : 0;
evas_cache_image_surface_alloc(&im->cache_entry, w, h);
im->extended_info = obr;
if ((buf->rot == 0) || (buf->rot == 180))
obr->ddob = _find_ddob(buf->priv.dd.depth, w, h, NULL);
/*
obr->ddob = evas_software_x11_x_output_buffer_new(buf->priv.dd.disp,
buf->priv.dd.vis,
buf->priv.dd.depth,
w, h,
use_shm,
NULL);
*/
else if ((buf->rot == 90) || (buf->rot == 270))
obr->ddob = _find_ddob(buf->priv.dd.depth, h, w, NULL);
/*
obr->ddob = evas_software_x11_x_output_buffer_new(buf->priv.dd.disp,
buf->priv.dd.vis,
buf->priv.dd.depth,
h, w,
use_shm,
NULL);
*/
}
buf->priv.pending_writes = eina_list_append(buf->priv.pending_writes, im);
return im;
}
void
evas_software_ddraw_outbuf_push_updated_region(Outbuf *buf,
RGBA_Image *update,
int x,
int y,
int w,
int h)
{
Gfx_Func_Convert conv_func;
Outbuf_Region *obr;
DATA32 *src_data;
void *data;
int bpl = 0;
conv_func = NULL;
obr = update->extended_info;
if ((buf->rot == 0) || (buf->rot == 180))
conv_func = evas_common_convert_func_get(0, w, h,
evas_software_ddraw_output_buffer_depth(obr->ddob),
buf->priv.mask.r,
buf->priv.mask.g,
buf->priv.mask.b,
PAL_MODE_NONE,
buf->rot);
else if ((buf->rot == 90) || (buf->rot == 270))
conv_func = evas_common_convert_func_get(0, h, w,
evas_software_ddraw_output_buffer_depth(obr->ddob),
buf->priv.mask.r,
buf->priv.mask.g,
buf->priv.mask.b,
PAL_MODE_NONE, buf->rot);
if (!conv_func) return;
data = evas_software_ddraw_output_buffer_data(obr->ddob, &bpl);
src_data = update->image.data;
if (buf->rot == 0)
{
obr->x = x;
obr->y = y;
}
else if (buf->rot == 90)
{
obr->x = y;
obr->y = buf->width - x - w;
}
else if (buf->rot == 180)
{
obr->x = buf->width - x - w;
obr->y = buf->height - y - h;
}
else if (buf->rot == 270)
{
obr->x = buf->height - y - h;
obr->y = x;
}
if ((buf->rot == 0) || (buf->rot == 180))
{
obr->width = w;
obr->height = h;
}
else if ((buf->rot == 90) || (buf->rot == 270))
{
obr->width = h;
obr->height = w;
}
if (data != src_data)
conv_func(src_data, data,
0,
bpl / ((evas_software_ddraw_output_buffer_depth(obr->ddob) / 8)) - obr->width,
obr->width,
obr->height,
x,
y,
NULL);
}
void
evas_software_ddraw_outbuf_free_region_for_update(Outbuf *buf EINA_UNUSED,
RGBA_Image *update EINA_UNUSED)
{
/* no need to do anything - they are cleaned up on flush */
}
void
evas_software_ddraw_outbuf_flush(Outbuf *buf, Tilebuf_Rect *surface_damage EINA_UNUSED, Tilebuf_Rect *buffer_damage EINA_UNUSED, Evas_Render_Mode render_mode)
{
Eina_List *l;
RGBA_Image *im;
Outbuf_Region *obr;
void *ddraw_data;
int ddraw_width;
int ddraw_height;
int ddraw_pitch;
int ddraw_depth;
if (render_mode == EVAS_RENDER_MODE_ASYNC_INIT) return;
/* lock the back surface */
if (!(ddraw_data = evas_software_ddraw_lock(buf,
&ddraw_width,
&ddraw_height,
&ddraw_pitch,
&ddraw_depth)))
goto free_images;
/* copy safely the images that need to be drawn onto the back surface */
EINA_LIST_FOREACH(buf->priv.pending_writes, l, im)
{
DD_Output_Buffer *ddob;
obr = im->extended_info;
ddob = obr->ddob;
evas_software_ddraw_output_buffer_paste(ddob,
ddraw_data,
ddraw_width,
ddraw_height,
ddraw_pitch,
ddraw_depth,
obr->x,
obr->y);
}
/* unlock the back surface and flip the surface */
evas_software_ddraw_unlock_and_flip(buf);
free_images:
while (buf->priv.prev_pending_writes)
{
im = buf->priv.prev_pending_writes->data;
buf->priv.prev_pending_writes =
eina_list_remove_list(buf->priv.prev_pending_writes,
buf->priv.prev_pending_writes);
obr = im->extended_info;
evas_cache_image_drop(&im->cache_entry);
if (obr->ddob) _unfind_ddob(obr->ddob);
/*
if (obr->ddob) evas_software_x11_x_output_buffer_free(obr->ddob);
*/
free(obr);
}
buf->priv.prev_pending_writes = buf->priv.pending_writes;
buf->priv.pending_writes = NULL;
evas_common_cpu_end_opt();
}
void
evas_software_ddraw_outbuf_idle_flush(Outbuf *buf)
{
while (buf->priv.prev_pending_writes)
{
RGBA_Image *im;
Outbuf_Region *obr;
im = buf->priv.prev_pending_writes->data;
buf->priv.prev_pending_writes =
eina_list_remove_list(buf->priv.prev_pending_writes,
buf->priv.prev_pending_writes);
obr = im->extended_info;
evas_cache_image_drop((Image_Entry *)im);
if (obr->ddob) _unfind_ddob(obr->ddob);
free(obr);
}
_clear_ddob(0);
}
int
evas_software_ddraw_outbuf_width_get(Outbuf *buf)
{
return buf->width;
}
int
evas_software_ddraw_outbuf_height_get(Outbuf *buf)
{
return buf->height;
}
Outbuf_Depth
evas_software_ddraw_outbuf_depth_get(Outbuf *buf)
{
return buf->depth;
}
int
evas_software_ddraw_outbuf_rot_get(Outbuf *buf)
{
return buf->rot;
}