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efl/legacy/evas/src/modules/engines/software_16_sdl/evas_engine.c

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#include <assert.h>
#include <math.h>
#include <string.h>
#include <sys/time.h>
#include <time.h>
#include <SDL/SDL.h>
#include "evas_common.h"/* Also includes international specific stuff */
#include "evas_engine.h"
int _evas_engine_soft16_sdl_log_dom = -1;
/* function tables - filled in later (func and parent func) */
static Evas_Func func, pfunc;
static Engine_Image_Entry *_sdl16_image_alloc (void);
static void _sdl16_image_delete (Engine_Image_Entry *eim);
static int _sdl16_image_constructor (Engine_Image_Entry *ie, void* data);
static void _sdl16_image_destructor (Engine_Image_Entry *eim);
static void _sdl16_image_dirty_region(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
static int _sdl16_image_dirty (Engine_Image_Entry *dst, const Engine_Image_Entry *src);
static int _sdl16_image_size_set (Engine_Image_Entry *dst, const Engine_Image_Entry *src);
static int _sdl16_image_update_data (Engine_Image_Entry* dst, void* engine_data);
static void _sdl16_image_load (Engine_Image_Entry *eim, const Image_Entry* im);
static int _sdl16_image_mem_size_get(Engine_Image_Entry *eim);
#ifdef DEBUG_SDL
static void _sdl16_image_debug (const char* context, Engine_Image_Entry* im);
#endif
static const Evas_Cache_Engine_Image_Func _sdl16_cache_engine_image_cb = {
NULL /* key */,
_sdl16_image_alloc /* alloc */,
_sdl16_image_delete /* dealloc */,
_sdl16_image_constructor /* constructor */,
_sdl16_image_destructor /* destructor */,
_sdl16_image_dirty_region /* dirty_region */,
_sdl16_image_dirty /* dirty */,
_sdl16_image_size_set /* size_set */,
_sdl16_image_update_data /* update_data */,
_sdl16_image_load /* load */,
_sdl16_image_mem_size_get /* mem_size_get */,
#ifdef DEBUG_SDL /* debug */
_sdl16_image_debug
#else
NULL
#endif
};
#define _SDL_UPDATE_PIXELS(EIM) \
((Soft16_Image *) EIM->cache_entry.src)->pixels = EIM->surface->pixels;
#define RMASK565 0xf800
#define GMASK565 0x07e0
#define BMASK565 0x001f
#define AMASK565 0x0000
/* engine api this module provides */
static void *
evas_engine_sdl16_info(Evas *e __UNUSED__)
{
Evas_Engine_Info_SDL_16 *info;
info = calloc(1, sizeof(Evas_Engine_Info_SDL_16));
if (!info) return NULL;
info->magic.magic = rand();
return info;
}
static void
evas_engine_sdl16_info_free(Evas *e __UNUSED__, void *info)
{
Evas_Engine_Info_SDL_16 *in;
in = (Evas_Engine_Info_SDL_16 *)info;
free(in);
}
static void
_tmp_out_alloc(Render_Engine *re)
{
Tilebuf_Rect *r;
unsigned int w = 0, h = 0;
EINA_INLIST_FOREACH(re->rects, r)
{
if (r->w > (int)w) w = r->w;
if (r->h > (int)h) h = r->h;
}
if (re->tmp_out)
{
if ((re->tmp_out->cache_entry.w < w) || (re->tmp_out->cache_entry.h < h))
{
evas_cache_image_drop(&re->tmp_out->cache_entry);
re->tmp_out = NULL;
}
}
if (!re->tmp_out)
{
Soft16_Image *im;
im = (Soft16_Image *) evas_cache_image_empty(evas_common_soft16_image_cache_get());
im->cache_entry.flags.alpha = 0;
evas_cache_image_surface_alloc(&im->cache_entry, w, h);
re->tmp_out = im;
}
}
static void*
_sdl16_output_setup(int w, int h, int rotation, int fullscreen, int noframe, int hwsurface)
{
Render_Engine *re;
SDL_Surface *surface;
re = calloc(1, sizeof(Render_Engine));
if (!re)
return NULL;
/* if we haven't initialized - init (automatic abort if already done) */
evas_common_cpu_init();
evas_common_blend_init();
evas_common_image_init();
evas_common_convert_init();
evas_common_scale_init();
evas_common_rectangle_init();
evas_common_polygon_init();
evas_common_line_init();
evas_common_font_init();
evas_common_draw_init();
evas_common_tilebuf_init();
evas_common_soft16_image_init();
if (w <= 0) w = 640;
if (h <= 0) h = 480;
re->cache = evas_cache_engine_image_init(&_sdl16_cache_engine_image_cb, evas_common_soft16_image_cache_get());
if (!re->cache)
{
ERR("Evas_Cache_Engine_Image allocation failed!");
free(re);
return NULL;
}
re->tb = evas_common_tilebuf_new(w, h);
/* in preliminary tests 16x16 gave highest framerates */
evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
re->w = w;
re->h = h;
re->rot = rotation;
re->flags.hwsurface = hwsurface;
re->flags.fullscreen = fullscreen;
re->flags.noframe = noframe;
re->flags.end = 0;
re->update_rects_count = 0;
re->update_rects_limit = 0;
re->update_rects = NULL;
surface = SDL_SetVideoMode(w, h, 16,
(hwsurface ? SDL_HWSURFACE : SDL_SWSURFACE)
| (fullscreen ? SDL_FULLSCREEN : 0)
| (noframe ? SDL_NOFRAME : 0));
if (!surface)
{
ERR("SDL_SetVideoMode [ %i x %i x 16 ] failed", w, h);
evas_cache_engine_image_shutdown(re->cache);
free(re);
return NULL;
}
SDL_SetAlpha(surface, SDL_RLEACCEL, 0);
SDL_FillRect(surface, NULL, 0);
re->soft16_engine_image = (SDL_Engine_Image_Entry *) evas_cache_engine_image_engine(re->cache, surface);
if (!re->soft16_engine_image)
{
ERR("Soft16_Image allocation from SDL failed");
evas_cache_engine_image_shutdown(re->cache);
free(re);
return NULL;
}
return re;
}
static int
evas_engine_sdl16_setup(Evas *e, void *in)
{
Evas_Engine_Info_SDL_16 *info = (Evas_Engine_Info_SDL_16 *) in;
if (evas_output_method_get(e) != evas_render_method_lookup("software_16_sdl"))
return 0;
SDL_Init(SDL_INIT_NOPARACHUTE);
if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)
{
ERR("SDL_Init failed with %s", SDL_GetError());
SDL_Quit();
return 0;
}
e->engine.data.output = _sdl16_output_setup(e->output.w, e->output.h,
info->info.rotation,
info->info.fullscreen,
info->info.noframe,
info->info.hwsurface);
if (!e->engine.data.output)
return 0;
e->engine.func = &func;
e->engine.data.context = e->engine.func->context_new(e->engine.data.output);
return 1;
}
static void
evas_engine_sdl16_output_free(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (re->tb) evas_common_tilebuf_free(re->tb);
if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
if (re->tmp_out) evas_cache_image_drop(&re->tmp_out->cache_entry);
if (re->soft16_engine_image) evas_cache_engine_image_drop(&re->soft16_engine_image->cache_entry);
free(re);
evas_common_font_shutdown();
evas_common_image_shutdown();
evas_common_soft16_image_shutdown();
}
static void
evas_engine_sdl16_output_resize(void *data, int w, int h)
{
Render_Engine *re = data;
SDL_Surface *surface;
if ((re->w == w) && (re->h == h)) return;
evas_cache_engine_image_drop(&re->soft16_engine_image->cache_entry);
evas_common_tilebuf_free(re->tb);
re->w = w;
re->h = h;
re->tb = evas_common_tilebuf_new(w, h);
if (re->tb)
evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
surface = SDL_SetVideoMode(w, h, 16,
(re->flags.hwsurface ? SDL_HWSURFACE : SDL_SWSURFACE)
| (re->flags.fullscreen ? SDL_FULLSCREEN : 0)
| (re->flags.noframe ? SDL_NOFRAME : 0));
if (!surface)
{
ERR("Unable to change the resolution to : %ix%i", w, h);
exit(-1);
}
re->soft16_engine_image = (SDL_Engine_Image_Entry *) evas_cache_engine_image_engine(re->cache, surface);
if (!re->soft16_engine_image)
{
ERR("RGBA_Image allocation from SDL failed");
exit(-1);
}
SDL_FillRect(surface, NULL, 0);
if (re->tmp_out)
{
evas_cache_image_drop(&re->tmp_out->cache_entry);
re->tmp_out = NULL;
}
}
static void
evas_engine_sdl16_output_tile_size_set(void *data, int w, int h)
{
Render_Engine *re;
re = (Render_Engine *)data;
evas_common_tilebuf_set_tile_size(re->tb, w, h);
}
static void
evas_engine_sdl16_output_redraws_rect_add(void *data, int x, int y, int w, int h)
{
Render_Engine *re;
re = (Render_Engine *)data;
evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
}
static void
evas_engine_sdl16_output_redraws_rect_del(void *data, int x, int y, int w, int h)
{
Render_Engine *re;
re = (Render_Engine *)data;
evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
}
static void
evas_engine_sdl16_output_redraws_clear(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
evas_common_tilebuf_clear(re->tb);
}
static void *
evas_engine_sdl16_output_redraws_next_update_get(void *data,
int *x, int *y, int *w, int *h,
int *cx, int *cy, int *cw, int *ch)
{
Render_Engine *re = data;
Tilebuf_Rect *tb_rect;
SDL_Rect rect;
if (re->flags.end)
{
re->flags.end = 0;
return NULL;
}
if (!re->rects)
{
re->rects = evas_common_tilebuf_get_render_rects(re->tb);
re->cur_rect = re->rects;
if (re->rot != 0) _tmp_out_alloc(re); /* grows if required */
}
if (!re->cur_rect)
{
if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
re->rects = NULL;
return NULL;
}
tb_rect = re->cur_rect;
*cx = *x = tb_rect->x;
*cy = *y = tb_rect->y;
*cw = *w = tb_rect->w;
*ch = *h = tb_rect->h;
re->cur_rect = (Tilebuf_Rect *)((EINA_INLIST_GET(re->cur_rect))->next);
if (!re->cur_rect)
{
evas_common_tilebuf_free_render_rects(re->rects);
re->rects = NULL;
re->flags.end = 1;
}
if (re->rot != 0)
{
*cx = 0;
*cy = 0;
}
rect.x = *x;
rect.y = *y;
rect.w = *w;
rect.h = *h;
/* Return the "fake" surface so it is passed to the drawing routines. */
return re->soft16_engine_image;
}
static void
_blit_rot_90(Soft16_Image *dst, const Soft16_Image *src,
int out_x, int out_y, int w, int h)
{
DATA16 *dp, *sp;
int x, y;
sp = src->pixels;
dp = dst->pixels + (out_x +
(w + out_y - 1) * dst->stride);
for (y = 0; y < h; y++)
{
DATA16 *dp_itr, *sp_itr;
sp_itr = sp;
dp_itr = dp;
for (x = 0; x < w; x++)
{
*dp_itr = *sp_itr;
sp_itr++;
dp_itr -= dst->stride;
}
sp += src->stride;
dp++;
}
}
static void
_blit_rot_180(Soft16_Image *dst, const Soft16_Image *src,
int out_x, int out_y, int w, int h)
{
DATA16 *dp, *sp;
int x, y;
sp = src->pixels;
dp = dst->pixels + ((w + out_x - 1) +
(h + out_y - 1) * dst->stride);
for (y = 0; y < h; y++)
{
DATA16 *dp_itr, *sp_itr;
sp_itr = sp;
dp_itr = dp;
for (x = 0; x < w; x++)
{
*dp_itr = *sp_itr;
sp_itr++;
dp_itr--;
}
sp += src->stride;
dp -= dst->stride;
}
}
static void
_blit_rot_270(Soft16_Image *dst, const Soft16_Image *src,
int out_x, int out_y, int w, int h)
{
DATA16 *dp, *sp;
int x, y;
sp = src->pixels;
dp = dst->pixels + ((h + out_x - 1) +
out_y * dst->stride);
for (y = 0; y < h; y++)
{
DATA16 *dp_itr, *sp_itr;
sp_itr = sp;
dp_itr = dp;
for (x = 0; x < w; x++)
{
*dp_itr = *sp_itr;
sp_itr++;
dp_itr += dst->stride;
}
sp += src->stride;
dp--;
}
}
static void
_tmp_out_process(Render_Engine *re, int out_x, int out_y, int w, int h)
{
Soft16_Image *d, *s;
d = (Soft16_Image *) re->soft16_engine_image->cache_entry.src;
s = re->tmp_out;
if ((w < 1) || (h < 1) ||
(out_x >= (int)d->cache_entry.w) || (out_y >= (int)d->cache_entry.h))
return;
if (re->rot == 90)
_blit_rot_90(d, s, out_x, out_y, w, h);
else if (re->rot == 180)
_blit_rot_180(d, s, out_x, out_y, w, h);
else if (re->rot == 270)
_blit_rot_270(d, s, out_x, out_y, w, h);
}
static void
evas_engine_sdl16_output_redraws_next_update_push(void *data, void *surface __UNUSED__,
int x, int y, int w, int h)
{
Render_Engine *re = data;
SDL_Rect rect;
if (re->update_rects_count + 1 > re->update_rects_limit)
{
re->update_rects_limit += 8;
re->update_rects = realloc(re->update_rects, sizeof (SDL_Rect) * re->update_rects_limit);
}
rect.x = x;
rect.y = y;
rect.w = w;
rect.h = h;
switch (re->rot)
{
case 0:
break;
case 90:
rect.x = y;
rect.y = re->w - w - x;
rect.w = h;
rect.h = w;
break;
case 180:
rect.x = re->w - w - x;
rect.y = re->h - h - y;
break;
case 270:
rect.x = re->h - h - y;
rect.y = x;
rect.w = h;
rect.h = w;
break;
default:
abort();
}
re->update_rects[re->update_rects_count] = rect;
if (re->rot != 0)
_tmp_out_process(re, rect.x, rect.y, w, h);
++re->update_rects_count;
}
static void
evas_engine_sdl16_output_flush(void *data)
{
Render_Engine *re = data;
if (re->update_rects_count > 0)
SDL_UpdateRects(re->soft16_engine_image->surface, re->update_rects_count, re->update_rects);
re->update_rects_count = 0;
}
static void
evas_engine_sdl16_output_idle_flush(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (re->tmp_out)
{
evas_cache_image_drop(&re->tmp_out->cache_entry);
re->tmp_out = NULL;
}
}
static void*
evas_engine_sdl16_image_load(void *data, const char *file, const char *key, int *error, Evas_Image_Load_Opts *lo)
{
Render_Engine* re = (Render_Engine*) data;;
*error = 0;
return evas_cache_engine_image_request(re->cache, file, key, lo, NULL, error);
}
static int
evas_engine_sdl16_image_alpha_get(void *data __UNUSED__, void *image)
{
SDL_Engine_Image_Entry *eim = image;
Soft16_Image *im;
if (!eim) return 1;
im = (Soft16_Image *) eim->cache_entry.src;
if (im->cache_entry.flags.alpha) return 1;
return 0;
}
static void
evas_engine_sdl16_image_size_get(void *data __UNUSED__, void *image, int *w, int *h)
{
SDL_Engine_Image_Entry *eim;
eim = image;
if (w) *w = eim->cache_entry.w;
if (h) *h = eim->cache_entry.h;
}
static int
evas_engine_sdl16_image_colorspace_get(void *data __UNUSED__, void *image __UNUSED__)
{
return EVAS_COLORSPACE_RGB565_A5P;
}
static void
evas_engine_sdl16_image_colorspace_set(void *data __UNUSED__, void *image __UNUSED__, int cspace __UNUSED__)
{
/* FIXME: Not implemented. */
}
static void*
evas_engine_sdl16_image_new_from_copied_data(void *data,
int w, int h,
DATA32* image_data,
int alpha, int cspace)
{
Render_Engine *re = data;
if (cspace != EVAS_COLORSPACE_RGB565_A5P)
{
WRN("Unsupported colorspace %d in %s() (%s:%d)",
cspace, __FUNCTION__, __FILE__, __LINE__);
return NULL;
}
WRN("s image_data: %p", image_data);
return evas_cache_engine_image_copied_data(re->cache,
w, h,
image_data,
alpha, cspace, NULL);
}
static void*
evas_engine_sdl16_image_new_from_data(void *data, int w, int h, DATA32* image_data, int alpha, int cspace)
{
Render_Engine *re = data;
if (cspace != EVAS_COLORSPACE_RGB565_A5P)
{
WRN("Unsupported colorspace %d in %s() (%s:%d)",
cspace, __FUNCTION__, __FILE__, __LINE__);
return NULL;
}
return evas_cache_engine_image_data(re->cache,
w, h,
image_data,
alpha, cspace, NULL);
}
static void
evas_engine_sdl16_image_free(void *data __UNUSED__, void *image)
{
SDL_Engine_Image_Entry *eim = image;
evas_cache_engine_image_drop(&eim->cache_entry);
}
static void*
evas_engine_sdl16_image_size_set(void *data __UNUSED__, void *image, int w, int h)
{
SDL_Engine_Image_Entry *eim = image;
return evas_cache_engine_image_size_set(&eim->cache_entry, w, h);
}
static void*
evas_engine_sdl16_image_dirty_region(void *data __UNUSED__,
void *image,
int x, int y, int w, int h)
{
SDL_Engine_Image_Entry *eim = image;
return evas_cache_engine_image_dirty(&eim->cache_entry, x, y, w, h);
}
static void*
evas_engine_sdl16_image_data_get(void *data __UNUSED__, void *image,
int to_write, DATA32** image_data)
{
SDL_Engine_Image_Entry *eim = image;
Soft16_Image *im;
if (!eim)
{
*image_data = NULL;
return NULL;
}
im = (Soft16_Image *) eim->cache_entry.src;
evas_cache_image_load_data(&im->cache_entry);
if (to_write)
eim = (SDL_Engine_Image_Entry *) evas_cache_engine_image_alone(&eim->cache_entry,
NULL);
/* FIXME: Handle colorspace conversion correctly. */
if (image_data) *image_data = (DATA32 *) im->pixels;
return eim;
}
static void*
evas_engine_sdl16_image_data_put(void *data, void *image, DATA32* image_data)
{
SDL_Engine_Image_Entry *eim = image;
SDL_Engine_Image_Entry *eim_new;
Render_Engine *re = data;
Soft16_Image *im;
if (!eim) return NULL;
im = (Soft16_Image *) eim->cache_entry.src;
/* FIXME: Handle colorspace conversion correctly. */
if ((DATA16 *) image_data == im->pixels) return eim;
eim_new = (SDL_Engine_Image_Entry *) evas_cache_engine_image_data(re->cache,
eim->cache_entry.w, eim->cache_entry.h,
image_data,
func.image_alpha_get(data, eim),
func.image_colorspace_get(data, eim),
NULL);
evas_cache_engine_image_drop(&eim->cache_entry);
return eim_new;
}
static void
evas_engine_sdl16_image_data_preload_request(void *data __UNUSED__, void *image, const void *target)
{
SDL_Engine_Image_Entry *eim = image;
Soft16_Image *im;
if (!eim) return ;
im = (Soft16_Image *) eim->cache_entry.src;
if (!im) return ;
evas_cache_image_preload_data(&im->cache_entry, target);
}
static void
evas_engine_sdl16_image_data_preload_cancel(void *data __UNUSED__, void *image, const void *target)
{
SDL_Engine_Image_Entry *eim = image;
Soft16_Image *im;
if (!eim) return ;
im = (Soft16_Image *) eim->cache_entry.src;
if (!im) return ;
evas_cache_image_preload_cancel(&im->cache_entry, target);
}
static void*
evas_engine_sdl16_image_alpha_set(void *data __UNUSED__, void *image, int has_alpha)
{
SDL_Engine_Image_Entry *eim = image;
Soft16_Image *im;
if (!eim) return NULL;
im = (Soft16_Image *) eim->cache_entry.src;
if (im->cache_entry.flags.alpha == has_alpha) return eim;
eim = (SDL_Engine_Image_Entry *) evas_cache_engine_image_alone(&eim->cache_entry,
NULL);
im = (Soft16_Image *) eim->cache_entry.src;
im->cache_entry.flags.alpha = has_alpha;
eim = (SDL_Engine_Image_Entry *) evas_cache_engine_image_dirty(&eim->cache_entry, 0, 0, eim->cache_entry.w, eim->cache_entry.h);
return eim;
}
static void*
evas_engine_sdl16_image_border_set(void *data __UNUSED__, void *image, int l __UNUSED__, int r __UNUSED__, int t __UNUSED__, int b __UNUSED__)
{
return image;
}
static void
evas_engine_sdl16_image_border_get(void *data __UNUSED__, void *image __UNUSED__, int *l __UNUSED__, int *r __UNUSED__, int *t __UNUSED__, int *b __UNUSED__)
{
/* FIXME: need to know what evas expect from this call */
}
static void
evas_engine_sdl16_image_draw(void *data __UNUSED__, void *context, void *surface, void *image,
int src_region_x, int src_region_y, int src_region_w, int src_region_h,
int dst_region_x, int dst_region_y, int dst_region_w, int dst_region_h,
int smooth)
{
SDL_Engine_Image_Entry *eim = image;
SDL_Engine_Image_Entry *dst = surface;
int mustlock_im = 0;
int mustlock_dst = 0;
evas_cache_engine_image_load_data(&eim->cache_entry);
/* Fallback to software method */
if (SDL_MUSTLOCK(dst->surface))
{
mustlock_dst = 1;
SDL_LockSurface(dst->surface);
_SDL_UPDATE_PIXELS(dst);
}
if (eim->surface && SDL_MUSTLOCK(eim->surface))
{
mustlock_im = 1;
SDL_LockSurface(eim->surface);
_SDL_UPDATE_PIXELS(eim);
}
evas_common_soft16_image_draw((Soft16_Image *) eim->cache_entry.src,
(Soft16_Image *) dst->cache_entry.src,
context,
src_region_x, src_region_y, src_region_w, src_region_h,
dst_region_x, dst_region_y, dst_region_w, dst_region_h,
smooth);
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
if (mustlock_dst)
SDL_UnlockSurface(dst->surface);
}
static void
evas_engine_sdl16_image_map4_draw(void *data __UNUSED__, void *context __UNUSED__, void *surface __UNUSED__, void *image __UNUSED__, RGBA_Map_Point *p __UNUSED__, int smooth __UNUSED__, int level __UNUSED__)
{
}
static void
evas_engine_sdl16_image_scale_hint_set(void *data __UNUSED__, void *image __UNUSED__, int hint __UNUSED__)
{
}
static int
evas_engine_sdl16_image_scale_hint_get(void *data __UNUSED__, void *image __UNUSED__)
{
return EVAS_IMAGE_SCALE_HINT_NONE;
}
static void
evas_engine_sdl16_image_cache_flush(void *data)
{
Render_Engine *re = (Render_Engine*) data;
int size;
size = evas_cache_engine_image_get(re->cache);
evas_cache_engine_image_set(re->cache, 0);
evas_cache_engine_image_set(re->cache, size);
}
static void
evas_engine_sdl16_image_cache_set(void *data, int bytes)
{
Render_Engine *re = (Render_Engine*) data;
evas_cache_engine_image_set(re->cache, bytes);
}
static int
evas_engine_sdl16_image_cache_get(void *data)
{
Render_Engine *re = (Render_Engine*) data;
return evas_cache_engine_image_get(re->cache);
}
static char*
evas_engine_sdl16_image_comment_get(void *data __UNUSED__, void *image __UNUSED__, char *key __UNUSED__)
{
return NULL;
}
static char*
evas_engine_sdl16_image_format_get(void *data __UNUSED__, void *image __UNUSED__)
{
/* FIXME: need to know what evas expect from this call */
return NULL;
}
static void
evas_engine_sdl16_font_draw(void *data __UNUSED__, void *context, void *surface, void *font, int x, int y, int w __UNUSED__, int h __UNUSED__, int ow __UNUSED__, int oh __UNUSED__, const Eina_Unicode *text, const Evas_Text_Props *intl_props)
{
static RGBA_Image *im = NULL;
SDL_Engine_Image_Entry *eim = surface;
Soft16_Image *dst = (Soft16_Image *) eim->cache_entry.src;
int mustlock_im = 0;
if (!im)
im = (RGBA_Image *) evas_cache_image_empty(evas_common_image_cache_get());
evas_cache_image_surface_alloc(&im->cache_entry, dst->cache_entry.w, dst->cache_entry.h);
if (eim->surface && SDL_MUSTLOCK(eim->surface))
{
mustlock_im = 1;
SDL_LockSurface(eim->surface);
_SDL_UPDATE_PIXELS(eim);
}
evas_common_draw_context_font_ext_set(context,
dst,
evas_common_soft16_font_glyph_new,
evas_common_soft16_font_glyph_free,
evas_common_soft16_font_glyph_draw);
evas_common_font_draw(im, context, font, x, y, text, intl_props);
evas_common_draw_context_font_ext_set(context,
NULL,
NULL,
NULL,
NULL);
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
static void
evas_engine_sdl16_line_draw(void *data __UNUSED__, void *context, void *surface, int x1, int y1, int x2, int y2)
{
SDL_Engine_Image_Entry *eim = surface;
int mustlock_im = 0;
if (eim->surface && SDL_MUSTLOCK(eim->surface))
{
mustlock_im = 1;
SDL_LockSurface(eim->surface);
_SDL_UPDATE_PIXELS(eim);
}
evas_common_soft16_line_draw((Soft16_Image *) eim->cache_entry.src,
context,
x1, y1, x2, y2);
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
static void
evas_engine_sdl16_rectangle_draw(void *data __UNUSED__, void *context, void *surface, int x, int y, int w, int h)
{
SDL_Engine_Image_Entry *eim = surface;
#if ENGINE_SDL_PRIMITIVE
RGBA_Draw_Context *dc = context;
#endif
Soft16_Image *im;
int mustlock_im = 0;
#if ENGINE_SDL_PRIMITIVE
if (A_VAL(&dc->col.col) != 0x00)
{
if (A_VAL(&dc->col.col) != 0xFF)
{
#endif
if (eim->surface && SDL_MUSTLOCK(eim->surface))
{
mustlock_im = 1;
SDL_LockSurface(eim->surface);
_SDL_UPDATE_PIXELS(eim);
}
im = (Soft16_Image *) eim->cache_entry.src;
evas_common_soft16_rectangle_draw(im, context, x, y, w, h);
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
#if ENGINE_SDL_PRIMITIVE
}
else
{
SDL_Rect dstrect;
if (dc->clip.use)
{
SDL_Rect cliprect;
cliprect.x = dc->clip.x;
cliprect.y = dc->clip.y;
cliprect.w = dc->clip.w;
cliprect.h = dc->clip.h;
SDL_SetClipRect(eim->surface, &cliprect);
}
dstrect.x = x;
dstrect.y = y;
dstrect.w = w;
dstrect.h = h;
SDL_FillRect(eim->surface, &dstrect, SDL_MapRGBA(eim->surface->format, R_VAL(&dc->col.col), G_VAL(&dc->col.col), B_VAL(&dc->col.col), 0xFF));
if (dc->clip.use)
SDL_SetClipRect(eim->surface, NULL);
}
}
#endif
}
static void
evas_engine_sdl16_polygon_draw(void *data __UNUSED__, void *context, void *surface, void *polygon, int x, int y)
{
SDL_Engine_Image_Entry *eim = surface;
int mustlock_im = 0;
if (eim->surface && SDL_MUSTLOCK(eim->surface))
{
mustlock_im = 1;
SDL_LockSurface(eim->surface);
_SDL_UPDATE_PIXELS(eim);
}
evas_common_soft16_polygon_draw((Soft16_Image *) eim->cache_entry.src, context, polygon, x, y);
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
static void
evas_engine_sdl16_image_stride_get(void *data __UNUSED__, void *image, int *stride)
{
SDL_Engine_Image_Entry *eim = image;
if (stride) *stride = 0;
if (!image) return;
if (stride) *stride = ((Soft16_Image*) eim->cache_entry.src)->stride;
}
static Eina_Bool
evas_engine_sdl16_canvas_alpha_get(void *data __UNUSED__, void *context __UNUSED__)
{
return EINA_FALSE;
}
/* module advertising code */
static int
module_open(Evas_Module *em)
{
if (!em) return 0;
/* get whatever engine module we inherit from */
if (!_evas_module_engine_inherit(&pfunc, "software_16")) return 0;
_evas_engine_soft16_sdl_log_dom = eina_log_domain_register
("evas-software_16_sdl", EVAS_DEFAULT_LOG_COLOR);
if (_evas_engine_soft16_sdl_log_dom < 0)
{
EINA_LOG_ERR("Can not create a module log domain.");
return 0;
}
/* store it for later use */
func = pfunc;
/* now to override methods */
#define ORD(f) EVAS_API_OVERRIDE(f, &func, evas_engine_sdl16_)
ORD(info);
ORD(info_free);
ORD(setup);
ORD(canvas_alpha_get);
ORD(output_free);
ORD(output_resize);
ORD(output_tile_size_set);
ORD(output_redraws_rect_add);
ORD(output_redraws_rect_del);
ORD(output_redraws_clear);
ORD(output_redraws_next_update_get);
ORD(output_redraws_next_update_push);
ORD(output_flush);
ORD(output_idle_flush);
ORD(image_load);
ORD(image_alpha_get);
ORD(image_size_get);
ORD(image_colorspace_get);
ORD(image_colorspace_set);
ORD(image_new_from_copied_data);
ORD(image_new_from_data);
ORD(image_free);
ORD(image_size_set);
ORD(image_dirty_region);
ORD(image_data_get);
ORD(image_data_put);
ORD(image_data_preload_request);
ORD(image_data_preload_cancel);
ORD(image_alpha_set);
ORD(image_border_set);
ORD(image_border_get);
ORD(image_draw);
ORD(image_map4_draw);
ORD(image_cache_flush);
ORD(image_cache_set);
ORD(image_cache_get);
ORD(image_comment_get);
ORD(image_format_get);
ORD(image_stride_get);
ORD(font_draw);
ORD(line_draw);
ORD(rectangle_draw);
ORD(polygon_draw);
ORD(image_scale_hint_set);
ORD(image_scale_hint_get);
/* now advertise out own api */
em->functions = (void *)(&func);
return 1;
}
static void
module_close(Evas_Module *em __UNUSED__)
{
eina_log_domain_unregister(_evas_engine_soft16_sdl_log_dom);
}
static Evas_Module_Api evas_modapi =
{
EVAS_MODULE_API_VERSION,
"software_16_sdl",
"none",
{
module_open,
module_close
}
};
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_16_sdl);
#ifndef EVAS_STATIC_BUILD_SOFTWARE_SDL
EVAS_EINA_MODULE_DEFINE(engine, software_16_sdl);
#endif
static Engine_Image_Entry*
_sdl16_image_alloc(void)
{
SDL_Engine_Image_Entry *new;
new = calloc(1, sizeof (SDL_Engine_Image_Entry));
return (Engine_Image_Entry *) new;
}
static void
_sdl16_image_delete(Engine_Image_Entry *eim)
{
free(eim);
}
static int
_sdl16_image_constructor(Engine_Image_Entry *ie, void* data __UNUSED__)
{
SDL_Surface *sdl = NULL;
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) ie;
Soft16_Image *im;
im = (Soft16_Image *) ie->src;
if (im->pixels)
{
/* FIXME: Take care of CSPACE */
sdl = SDL_CreateRGBSurfaceFrom(im->pixels,
ie->w, ie->h,
16, ie->w * 2,
RMASK565, GMASK565, BMASK565, AMASK565);
eim->surface = sdl;
eim->flags.engine_surface = 0;
}
return EVAS_LOAD_ERROR_NONE;
}
static void
_sdl16_image_destructor(Engine_Image_Entry *eim)
{
SDL_Engine_Image_Entry *seie = (SDL_Engine_Image_Entry *) eim;
if (seie->surface && !seie->flags.engine_surface)
SDL_FreeSurface(seie->surface);
seie->surface = NULL;
}
static void
_sdl16_image_dirty_region(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h)
{
SDL_Engine_Image_Entry *dst;
RGBA_Image *im;
dst = (SDL_Engine_Image_Entry *) eim;
SDL_UpdateRect(dst->surface, x, y, w, h);
im = (RGBA_Image *)eim->src;
im->flags |= RGBA_IMAGE_IS_DIRTY;
}
static int
_sdl16_image_dirty(Engine_Image_Entry *dst, const Engine_Image_Entry *src __UNUSED__)
{
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) dst;
SDL_Surface *sdl = NULL;
Soft16_Image *im;
im = (Soft16_Image *) dst->src;
/* FIXME: Take care of CSPACE */
sdl = SDL_CreateRGBSurfaceFrom(im->pixels,
dst->w, dst->h,
16, dst->w * 2,
RMASK565, GMASK565, BMASK565, AMASK565);
eim->surface = sdl;
eim->flags.engine_surface = 0;
return 0;
}
static int
_sdl16_image_size_set(Engine_Image_Entry *dst, const Engine_Image_Entry *src __UNUSED__)
{
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) dst;
SDL_Surface *sdl;
Soft16_Image *im;
im = (Soft16_Image *) dst->src;
/* FIXME: handle im == NULL */
sdl = SDL_CreateRGBSurfaceFrom(im->pixels,
dst->w, dst->h,
16, dst->w * 2,
RMASK565, GMASK565, BMASK565, AMASK565);
eim->surface = sdl;
return 0;
}
static int
_sdl16_image_update_data(Engine_Image_Entry* dst, void* engine_data)
{
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) dst;
SDL_Surface *sdl = NULL;
Soft16_Image *im;
im = (Soft16_Image *) dst->src;
if (engine_data)
{
sdl = engine_data;
if (im)
{
im->pixels = sdl->pixels;
im->stride = sdl->pitch / 2;
im->flags.free_pixels = 0;
/* im->alpha = calloc(1, sizeof (DATA8) * _calc_stride(sdl->w) * sdl->h); */
/* im->flags.free_alpha = 0; */
/* im->flags.have_alpha = 1; */
im->alpha = NULL;
im->flags.free_alpha = 0;
im->cache_entry.flags.alpha = 0;
dst->src->w = sdl->w;
dst->src->h = sdl->h;
}
dst->w = sdl->w;
dst->h = sdl->h;
}
else
{
SDL_FreeSurface(eim->surface);
/* FIXME: Take care of CSPACE */
sdl = SDL_CreateRGBSurfaceFrom(im->pixels,
dst->w, dst->h,
16, dst->w * 2,
RMASK565, GMASK565, BMASK565, AMASK565);
}
eim->surface = sdl;
return 0;
}
static void
_sdl16_image_load(Engine_Image_Entry *eim, const Image_Entry* ie_im)
{
SDL_Engine_Image_Entry *load = (SDL_Engine_Image_Entry *) eim;
SDL_Surface *sdl;
if (!load->surface)
{
Soft16_Image *im;
im = (Soft16_Image *) ie_im;
sdl = SDL_CreateRGBSurfaceFrom(im->pixels,
eim->w, eim->h,
16, eim->w * 2,
RMASK565, GMASK565, BMASK565, AMASK565);
load->surface = sdl;
}
}
static int
_sdl16_image_mem_size_get(Engine_Image_Entry *eim)
{
SDL_Engine_Image_Entry *seie = (SDL_Engine_Image_Entry *) eim;
int size = 0;
/* FIXME: Count surface size. */
if (seie->surface)
size = sizeof (SDL_Surface) + sizeof (SDL_PixelFormat);
return size;
}
#ifdef DEBUG_SDL
static void
_sdl16_image_debug(const char* context, Engine_Image_Entry* im)
{
}
#endif
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