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efl/legacy/evas/src/modules/engines/software_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_soft_sdl_log_dom = -1;
/* #define DEBUG_SDL */
static Evas_Func func, pfunc;
static void* _sdl_output_setup (int w, int h, int fullscreen, int noframe, int alpha, int hwsurface);
static Engine_Image_Entry *_sdl_image_alloc (void);
static void _sdl_image_delete (Engine_Image_Entry *eim);
static int _sdl_image_constructor (Engine_Image_Entry*, void* data);
static void _sdl_image_destructor (Engine_Image_Entry *eim);
static void _sdl_image_dirty_region(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
static int _sdl_image_dirty (Engine_Image_Entry *dst, const Engine_Image_Entry *src);
static int _sdl_image_size_set (Engine_Image_Entry *dst, const Engine_Image_Entry *src);
static int _sdl_image_update_data (Engine_Image_Entry* dst, void* engine_data);
static void _sdl_image_load (Engine_Image_Entry *eim, const Image_Entry* im);
static int _sdl_image_mem_size_get(Engine_Image_Entry *eim);
#ifdef DEBUG_SDL
static void _sdl_image_debug (const char* context, Engine_Image_Entry* im);
#endif
static const Evas_Cache_Engine_Image_Func _sdl_cache_engine_image_cb = {
NULL /* key */,
_sdl_image_alloc /* alloc */,
_sdl_image_delete /* dealloc */,
_sdl_image_constructor /* constructor */,
_sdl_image_destructor /* destructor */,
_sdl_image_dirty_region /* dirty_region */,
_sdl_image_dirty /* dirty */,
_sdl_image_size_set /* size_set */,
_sdl_image_update_data /* update_data */,
_sdl_image_load /* load */,
_sdl_image_mem_size_get /* mem_size_get */,
#ifdef DEBUG_SDL /* debug */
_sdl_image_debug
#else
NULL
#endif
};
#define _SDL_UPDATE_PIXELS(EIM) \
((RGBA_Image *) EIM->cache_entry.src)->image.data = EIM->surface->pixels;
#define RMASK 0x00ff0000
#define GMASK 0x0000ff00
#define BMASK 0x000000ff
#define AMASK 0xff000000
/* SDL engine info function */
static void*
evas_engine_sdl_info (Evas* e __UNUSED__)
{
Evas_Engine_Info_SDL* info;
info = calloc(1, sizeof (Evas_Engine_Info_SDL));
if (!info) return NULL;
info->magic.magic = rand();
return info;
}
static void
evas_engine_sdl_info_free (Evas* e __UNUSED__, void* info)
{
Evas_Engine_Info_SDL* in;
in = (Evas_Engine_Info_SDL*) info;
free(in);
}
/* SDL engine output manipulation function */
static int
evas_engine_sdl_setup (Evas* e, void* in)
{
Evas_Engine_Info_SDL* info = (Evas_Engine_Info_SDL*) in;
/* if we arent set to sdl, why the hell do we get called?! */
if (evas_output_method_get(e) != evas_render_method_lookup("software_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;
}
/* lets just set up */
e->engine.data.output = _sdl_output_setup(e->output.w, e->output.h,
info->info.fullscreen,
info->info.noframe,
info->info.alpha,
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_sdl_output_free (void *data)
{
Render_Engine* re = data;
if (re->tb)
evas_common_tilebuf_free(re->tb);
if (re->rects)
evas_common_tilebuf_free_render_rects(re->rects);
if (re->rgba_engine_image)
evas_cache_engine_image_drop(&re->rgba_engine_image->cache_entry);
if (re->cache)
evas_cache_engine_image_shutdown(re->cache);
if (re->update_rects)
free(re->update_rects);
free(re);
evas_common_font_shutdown();
evas_common_image_shutdown();
SDL_QuitSubSystem(SDL_INIT_VIDEO);
}
static void
evas_engine_sdl_output_resize (void *data, int w, int h)
{
/* FIXME */
Render_Engine *re = data;
SDL_Surface *surface;
if (w == re->tb->outbuf_w && h == re->tb->outbuf_h)
return;
/* Destroy the current screen */
evas_cache_engine_image_drop(&re->rgba_engine_image->cache_entry);
/* Rebuil tilebuf */
evas_common_tilebuf_free(re->tb);
re->tb = evas_common_tilebuf_new(w, h);
if (re->tb)
evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
/* Build the new screen */
surface = SDL_SetVideoMode(w, h, 32,
(re->flags.hwsurface ? SDL_HWSURFACE : SDL_SWSURFACE)
| (re->flags.fullscreen ? SDL_FULLSCREEN : 0)
| (re->flags.noframe ? SDL_NOFRAME : 0)
| (re->flags.alpha ? SDL_SRCALPHA : 0));
if (!surface)
{
ERR("Unable to change the resolution to : %ix%i", w, h);
exit(-1);
}
re->rgba_engine_image = (SDL_Engine_Image_Entry *) evas_cache_engine_image_engine(re->cache, surface);
if (!re->rgba_engine_image)
{
ERR("RGBA_Image allocation from SDL failed");
exit(-1);
}
SDL_FillRect(surface, NULL, 0);
}
static void
evas_engine_sdl_output_tile_size_set (void *data, int w, int h)
{
Render_Engine* re = (Render_Engine*) data;
evas_common_tilebuf_set_tile_size(re->tb, w, h);
}
static void
evas_engine_sdl_output_redraws_rect_add (void *data, int x, int y, int w, int h)
{
Render_Engine* re = (Render_Engine*) data;
evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
}
static void
evas_engine_sdl_output_redraws_rect_del (void *data, int x, int y, int w, int h)
{
Render_Engine* re = (Render_Engine*) data;
evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
}
static void
evas_engine_sdl_output_redraws_clear (void *data)
{
Render_Engine* re = (Render_Engine*) data;
evas_common_tilebuf_clear(re->tb);
}
static void*
evas_engine_sdl_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 = EINA_INLIST_GET(re->rects);
}
if (!re->cur_rect)
{
if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
re->rects = NULL;
return NULL;
}
tb_rect = (Tilebuf_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 = re->cur_rect->next;
if (!re->cur_rect)
{
evas_common_tilebuf_free_render_rects(re->rects);
re->rects = NULL;
re->flags.end = 1;
}
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->rgba_engine_image;
}
static void
evas_engine_sdl_output_redraws_next_update_push (void *data, void *surface __UNUSED__,
int x, int y, int w, int h)
{
Render_Engine *re = (Render_Engine *) data;
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);
}
re->update_rects[re->update_rects_count].x = x;
re->update_rects[re->update_rects_count].y = y;
re->update_rects[re->update_rects_count].w = w;
re->update_rects[re->update_rects_count].h = h;
++re->update_rects_count;
evas_common_cpu_end_opt();
}
static void
_sdl_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 void
evas_engine_sdl_output_flush(void *data)
{
Render_Engine *re = (Render_Engine *) data;
if (re->update_rects_count > 0)
SDL_UpdateRects(re->rgba_engine_image->surface, re->update_rects_count, re->update_rects);
re->update_rects_count = 0;
}
static void
evas_engine_sdl_output_idle_flush(void *data)
{
(void) data;
}
/*
* Image objects
*/
static void*
evas_engine_sdl_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_sdl_image_alpha_get(void *data __UNUSED__, void *image)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
if (!eim) return 1;
im = (RGBA_Image *) eim->cache_entry.src;
switch (eim->cache_entry.src->space)
{
case EVAS_COLORSPACE_ARGB8888:
if (im->cache_entry.flags.alpha) return 1;
default:
break;
}
return 0;
}
static void
evas_engine_sdl_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.src->w;
if (h) *h = eim->cache_entry.src->h;
}
static int
evas_engine_sdl_image_colorspace_get(void *data __UNUSED__, void *image)
{
SDL_Engine_Image_Entry *eim = image;
if (!eim) return EVAS_COLORSPACE_ARGB8888;
return eim->cache_entry.src->space;
}
static void
evas_engine_sdl_image_colorspace_set(void *data __UNUSED__, void *image, int cspace)
{
SDL_Engine_Image_Entry *eim = image;
if (!eim) return;
if (eim->cache_entry.src->space == cspace) return;
evas_cache_engine_image_colorspace(&eim->cache_entry, cspace, NULL);
}
static void*
evas_engine_sdl_image_new_from_copied_data(void *data,
int w, int h,
DATA32* image_data,
int alpha, int cspace)
{
Render_Engine *re = (Render_Engine*) data;
return evas_cache_engine_image_copied_data(re->cache, w, h, image_data, alpha, cspace, NULL);
}
static void*
evas_engine_sdl_image_new_from_data(void *data, int w, int h, DATA32* image_data, int alpha, int cspace)
{
Render_Engine *re = (Render_Engine*) data;
return evas_cache_engine_image_data(re->cache, w, h, image_data, alpha, cspace, NULL);
}
static void
evas_engine_sdl_image_free(void *data, void *image)
{
SDL_Engine_Image_Entry *eim = image;
(void) data;
evas_cache_engine_image_drop(&eim->cache_entry);
}
static void*
evas_engine_sdl_image_size_set(void *data, void *image, int w, int h)
{
SDL_Engine_Image_Entry *eim = image;
(void) data;
return evas_cache_engine_image_size_set(&eim->cache_entry, w, h);
}
static void*
evas_engine_sdl_image_dirty_region(void *data,
void *image,
int x, int y, int w, int h)
{
SDL_Engine_Image_Entry *eim = image;
(void) data;
return evas_cache_engine_image_dirty(&eim->cache_entry, x, y, w, h);
}
static void*
evas_engine_sdl_image_data_get(void *data, void *image,
int to_write, DATA32** image_data, int *err)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
(void) data;
if (!eim)
{
*image_data = NULL;
if (err) *err = EVAS_LOAD_ERROR_GENERIC;
return NULL;
}
im = (RGBA_Image *) eim->cache_entry.src;
switch (eim->cache_entry.src->space)
{
case EVAS_COLORSPACE_ARGB8888:
if (to_write)
eim = (SDL_Engine_Image_Entry *) evas_cache_engine_image_dirty(&eim->cache_entry, 0, 0, eim->cache_entry.src->w, eim->cache_entry.src->h);
evas_cache_engine_image_load_data(&eim->cache_entry);
*image_data = im->image.data;
break;
case EVAS_COLORSPACE_YCBCR422P709_PL:
case EVAS_COLORSPACE_YCBCR422P601_PL:
case EVAS_COLORSPACE_YCBCR422601_PL:
*image_data = im->cs.data;
break;
default:
abort();
break;
}
if (err) *err = EVAS_LOAD_ERROR_NONE;
return eim;
}
static void*
evas_engine_sdl_image_data_put(void *data, void *image, DATA32* image_data)
{
SDL_Engine_Image_Entry *eim = image;
Render_Engine *re = data;
RGBA_Image *im;
if (!eim) return NULL;
im = (RGBA_Image*) eim->cache_entry.src;
switch (eim->cache_entry.src->space)
{
case EVAS_COLORSPACE_ARGB8888:
if (image_data != im->image.data)
{
evas_cache_engine_image_drop(&eim->cache_entry);
eim = (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);
}
break;
case EVAS_COLORSPACE_YCBCR422P601_PL:
case EVAS_COLORSPACE_YCBCR422P709_PL:
case EVAS_COLORSPACE_YCBCR422601_PL:
if (image_data != im->cs.data)
{
if (im->cs.data)
if (!im->cs.no_free)
free(im->cs.data);
im->cs.data = image_data;
evas_common_image_colorspace_dirty(im);
}
break;
default:
abort();
break;
}
return eim;
}
static void
evas_engine_sdl_image_data_preload_request(void *data __UNUSED__, void *image, const void *target)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
if (!eim) return ;
im = (RGBA_Image*) eim->cache_entry.src;
if (!im) return ;
evas_cache_image_preload_data(&im->cache_entry, target);
}
static void
evas_engine_sdl_image_data_preload_cancel(void *data __UNUSED__, void *image, const void *target)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
if (!eim) return ;
im = (RGBA_Image*) eim->cache_entry.src;
if (!im) return ;
evas_cache_image_preload_cancel(&im->cache_entry, target);
}
static void*
evas_engine_sdl_image_alpha_set(void *data, void *image, int has_alpha)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
(void) data;
if (!eim) return NULL;
im = (RGBA_Image *) eim->cache_entry.src;
if (eim->cache_entry.src->space != EVAS_COLORSPACE_ARGB8888)
{
im->cache_entry.flags.alpha = 0;
return eim;
}
eim = (SDL_Engine_Image_Entry *) evas_cache_engine_image_dirty(&eim->cache_entry, 0, 0, eim->cache_entry.w, eim->cache_entry.h);
/* FIXME: update SDL_Surface flags */
im->cache_entry.flags.alpha = has_alpha ? 1 : 0;
return eim;
}
static void*
evas_engine_sdl_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_sdl_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_sdl_image_draw(void *data, 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;
RGBA_Draw_Context *dc = (RGBA_Draw_Context*) context;
int mustlock_im = 0;
int mustlock_dst = 0;
(void) data;
if (eim->cache_entry.src->space == EVAS_COLORSPACE_ARGB8888)
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_image_colorspace_normalize((RGBA_Image *) eim->cache_entry.src);
if (smooth)
evas_common_scale_rgba_in_to_out_clip_smooth((RGBA_Image *) eim->cache_entry.src,
(RGBA_Image *) dst->cache_entry.src,
dc,
src_region_x, src_region_y, src_region_w, src_region_h,
dst_region_x, dst_region_y, dst_region_w, dst_region_h);
else
evas_common_scale_rgba_in_to_out_clip_sample((RGBA_Image *) eim->cache_entry.src,
(RGBA_Image *) dst->cache_entry.src,
dc,
src_region_x, src_region_y, src_region_w, src_region_h,
dst_region_x, dst_region_y, dst_region_w, dst_region_h);
evas_common_cpu_end_opt ();
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
if (mustlock_dst)
SDL_UnlockSurface(dst->surface);
}
static void
evas_engine_sdl_image_map_draw(void *data __UNUSED__, void *context, void *surface, void *image, int npoints, RGBA_Map_Point *p, int smooth, int level)
{
SDL_Engine_Image_Entry *eim = image;
SDL_Engine_Image_Entry *dst = surface;
int mustlock_im = 0;
int mustlock_dst = 0;
if (!eim || !dst) return;
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_map_rgba((RGBA_Image*) eim->cache_entry.src,
(RGBA_Image*) dst->cache_entry.src, context, npoints, p, smooth, level);
evas_common_cpu_end_opt();
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
if (mustlock_dst)
SDL_UnlockSurface(dst->surface);
}
static void *
evas_engine_sdl_image_map_surface_new(void *data, int w, int h, int alpha)
{
Render_Engine *re = (Render_Engine*) data;
void *surface;
surface = evas_cache_engine_image_copied_data(re->cache,
w, h, NULL, alpha,
EVAS_COLORSPACE_ARGB8888,
NULL);
return surface;
}
static void
evas_engine_sdl_image_map_surface_free(void *data __UNUSED__, void *surface)
{
evas_cache_engine_image_drop(surface);
}
static void
evas_engine_sdl_image_scale_hint_set(void *data __UNUSED__, void *image, int hint)
{
SDL_Engine_Image_Entry *eim;
if (!image) return ;
eim = image;
eim->cache_entry.src->scale_hint = hint;
}
static int
evas_engine_sdl_image_scale_hint_get(void *data __UNUSED__, void *image)
{
SDL_Engine_Image_Entry *eim;
if (!image) return EVAS_IMAGE_SCALE_HINT_NONE;
eim = image;
return eim->cache_entry.src->scale_hint;
}
static void
evas_engine_sdl_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_sdl_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_sdl_image_cache_get(void *data)
{
Render_Engine *re = (Render_Engine*) data;
return evas_cache_engine_image_get(re->cache);
}
static char*
evas_engine_sdl_image_comment_get(void *data __UNUSED__, void *image, char *key __UNUSED__)
{
SDL_Engine_Image_Entry *eim = image;
RGBA_Image *im;
if (!eim) return NULL;
im = (RGBA_Image *) eim->cache_entry.src;
return im->info.comment;
}
static char*
evas_engine_sdl_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_sdl_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 Evas_Text_Props *intl_props)
{
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_font_draw((RGBA_Image *) eim->cache_entry.src, context, font, x, y, intl_props);
evas_common_cpu_end_opt();
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
static void
evas_engine_sdl_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_line_draw((RGBA_Image *) eim->cache_entry.src, context, x1, y1, x2, y2);
evas_common_cpu_end_opt();
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
static void
evas_engine_sdl_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
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);
}
evas_common_rectangle_draw((RGBA_Image *) eim->cache_entry.src, context, x, y, w, h);
evas_common_cpu_end_opt();
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_sdl_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_polygon_draw((RGBA_Image *) eim->cache_entry.src, context, polygon, x, y);
evas_common_cpu_end_opt();
if (mustlock_im)
SDL_UnlockSurface(eim->surface);
}
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_generic")) return 0;
_evas_engine_soft_sdl_log_dom = eina_log_domain_register
("evas-software_sdl", EVAS_DEFAULT_LOG_COLOR);
if (_evas_engine_soft_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_sdl_)
ORD(info);
ORD(info_free);
ORD(setup);
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_new_from_data);
ORD(image_new_from_copied_data);
ORD(image_colorspace_set);
ORD(image_colorspace_get);
ORD(image_free);
ORD(image_size_set);
ORD(image_size_get);
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_alpha_get);
ORD(image_border_set);
ORD(image_border_get);
ORD(image_draw);
ORD(image_map_draw);
ORD(image_map_surface_new);
ORD(image_map_surface_free);
ORD(image_comment_get);
ORD(image_format_get);
ORD(image_cache_flush);
ORD(image_cache_set);
ORD(image_cache_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_soft_sdl_log_dom);
}
static Evas_Module_Api evas_modapi =
{
EVAS_MODULE_API_VERSION,
"software_sdl",
"none",
{
module_open,
module_close
}
};
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_sdl);
#ifndef EVAS_STATIC_BUILD_SOFTWARE_SDL
EVAS_EINA_MODULE_DEFINE(engine, software_sdl);
#endif
/* Private routines. */
static void*
_sdl_output_setup (int w, int h, int fullscreen, int noframe, int alpha, int hwsurface)
{
Render_Engine *re = calloc(1, sizeof(Render_Engine));
SDL_Surface *surface;
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();
if (w <= 0) w = 640;
if (h <= 0) h = 480;
re->cache = evas_cache_engine_image_init(&_sdl_cache_engine_image_cb, evas_common_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);
surface = SDL_SetVideoMode(w, h, 32,
(hwsurface ? SDL_HWSURFACE : SDL_SWSURFACE)
| (fullscreen ? SDL_FULLSCREEN : 0)
| (noframe ? SDL_NOFRAME : 0)
| (alpha ? SDL_SRCALPHA : 0));
if (!surface)
{
ERR("SDL_SetVideoMode [ %i x %i x 32 ] failed.", w, h);
evas_cache_engine_image_shutdown(re->cache);
free (re);
return NULL;
}
SDL_SetAlpha(surface, SDL_SRCALPHA | SDL_RLEACCEL, 0);
/* We create a "fake" RGBA_Image which points to the SDL surface. Each access
* to that surface is wrapped in Lock / Unlock calls whenever the data is
* manipulated directly. */
re->rgba_engine_image = (SDL_Engine_Image_Entry *) evas_cache_engine_image_engine(re->cache, surface);
if (!re->rgba_engine_image)
{
CRIT("RGBA_Image allocation from SDL failed");
evas_cache_engine_image_shutdown(re->cache);
free (re);
return NULL;
}
SDL_FillRect(surface, NULL, 0);
re->flags.alpha = alpha;
re->flags.hwsurface = hwsurface;
re->flags.fullscreen = fullscreen;
re->flags.noframe = noframe;
return re;
}
static Engine_Image_Entry*
_sdl_image_alloc(void)
{
SDL_Engine_Image_Entry *new;
new = calloc(1, sizeof (SDL_Engine_Image_Entry));
return (Engine_Image_Entry *) new;
}
static void
_sdl_image_delete(Engine_Image_Entry *eim)
{
free(eim);
}
static int
_sdl_image_constructor(Engine_Image_Entry *ie, void *data __UNUSED__)
{
SDL_Surface *sdl = NULL;
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) ie;
RGBA_Image *im;
im = (RGBA_Image *) ie->src;
if (im)
{
evas_cache_image_load_data(&im->cache_entry);
if (im->image.data)
{
/* FIXME: Take care of CSPACE */
sdl = SDL_CreateRGBSurfaceFrom(im->image.data,
ie->w, ie->h,
32, ie->w * 4,
RMASK, GMASK, BMASK, AMASK);
eim->surface = sdl;
eim->flags.engine_surface = 0;
}
}
return EVAS_LOAD_ERROR_NONE;
}
static void
_sdl_image_destructor(Engine_Image_Entry *eie)
{
SDL_Engine_Image_Entry *seie = (SDL_Engine_Image_Entry *) eie;
if (seie->surface && !seie->flags.engine_surface)
SDL_FreeSurface(seie->surface);
seie->surface = NULL;
}
static int
_sdl_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;
RGBA_Image *im;
im = (RGBA_Image *) dst->src;
/* FIXME: Take care of CSPACE */
sdl = SDL_CreateRGBSurfaceFrom(im->image.data,
dst->w, dst->h,
32, dst->w * 4,
0xff0000, 0xff00, 0xff, 0xff000000);
eim->surface = sdl;
eim->flags.engine_surface = 0;
return 0;
}
static int
_sdl_image_update_data(Engine_Image_Entry *dst, void* engine_data)
{
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) dst;
SDL_Surface *sdl = NULL;
RGBA_Image *im;
im = (RGBA_Image *) dst->src;
if (engine_data)
{
sdl = engine_data;
if (im)
{
im->image.data = sdl->pixels;
im->image.no_free = 1;
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
{
/* FIXME: Take care of CSPACE */
SDL_FreeSurface(eim->surface);
sdl = SDL_CreateRGBSurfaceFrom(im->image.data,
dst->w, dst->h,
32, dst->w * 4,
RMASK, GMASK, BMASK, AMASK);
}
eim->surface = sdl;
return 0;
}
static int
_sdl_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;
RGBA_Image *im;
im = (RGBA_Image *) dst->src;
/* FIXME: handle im == NULL */
sdl = SDL_CreateRGBSurfaceFrom(im->image.data,
dst->w, dst->h,
32, dst->w * 4,
RMASK, GMASK, BMASK, AMASK);
eim->surface = sdl;
return 0;
}
static void
_sdl_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)
{
RGBA_Image *im;
im = (RGBA_Image *) ie_im;
sdl = SDL_CreateRGBSurfaceFrom(im->image.data,
eim->w, eim->h,
32, eim->w * 4,
RMASK, GMASK, BMASK, AMASK);
load->surface = sdl;
}
}
static int
_sdl_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
_sdl_image_debug(const char* context, Engine_Image_Entry* eie)
{
SDL_Engine_Image_Entry *eim = (SDL_Engine_Image_Entry *) eie;
DBG("*** %s image (%p) ***", context, eim);
if (eim)
{
DBG("W: %i, H: %i, R: %i", eim->cache_entry.w, eim->cache_entry.h, eim->cache_entry.references);
if (eim->cache_entry.src)
DBG("Pixels: %p, SDL Surface: %p",((RGBA_Image*) eim->cache_entry.src)->image.data, eim->surface);
if (eim->surface)
DBG("Surface->pixels: %p", eim->surface->pixels);
DBG("Key: %s", eim->cache_entry.cache_key);
DBG("Reference: %i", eim->cache_entry.references);
}
DBG("*** ***");
}
#endif
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