path: root/libraries/evas/src/modules/engines/software_generic/evas_engine.c

#include "evas_common.h" /* Also includes international specific stuff */
#include "evas_private.h"

/*
 *****
 **
 ** ENGINE ROUTINES
 **
 *****
 */
static int cpunum = 0;
static int _evas_soft_gen_log_dom = -1;

static void
eng_output_dump(void *data __UNUSED__)
{
   evas_common_image_image_all_unload();
   evas_common_font_font_all_unload();
}

static void *
eng_context_new(void *data __UNUSED__)
{
   return evas_common_draw_context_new();
}

static void
eng_context_free(void *data __UNUSED__, void *context)
{
   evas_common_draw_context_free(context);
}

static void
eng_context_clip_set(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
   evas_common_draw_context_set_clip(context, x, y, w, h);
}

static void
eng_context_clip_clip(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
   evas_common_draw_context_clip_clip(context, x, y, w, h);
}

static void
eng_context_clip_unset(void *data __UNUSED__, void *context)
{
   evas_common_draw_context_unset_clip(context);
}

static int
eng_context_clip_get(void *data __UNUSED__, void *context, int *x, int *y, int *w, int *h)
{
   *x = ((RGBA_Draw_Context *)context)->clip.x;
   *y = ((RGBA_Draw_Context *)context)->clip.y;
   *w = ((RGBA_Draw_Context *)context)->clip.w;
   *h = ((RGBA_Draw_Context *)context)->clip.h;
   return ((RGBA_Draw_Context *)context)->clip.use;
}

static void
eng_context_color_set(void *data __UNUSED__, void *context, int r, int g, int b, int a)
{
   evas_common_draw_context_set_color(context, r, g, b, a);
}

static int
eng_context_color_get(void *data __UNUSED__, void *context, int *r, int *g, int *b, int *a)
{
   *r = (int)(R_VAL(&((RGBA_Draw_Context *)context)->col.col));
   *g = (int)(G_VAL(&((RGBA_Draw_Context *)context)->col.col));
   *b = (int)(B_VAL(&((RGBA_Draw_Context *)context)->col.col));
   *a = (int)(A_VAL(&((RGBA_Draw_Context *)context)->col.col));
   return 1;
}

static void
eng_context_multiplier_set(void *data __UNUSED__, void *context, int r, int g, int b, int a)
{
   evas_common_draw_context_set_multiplier(context, r, g, b, a);
}

static void
eng_context_multiplier_unset(void *data __UNUSED__, void *context)
{
   evas_common_draw_context_unset_multiplier(context);
}

static int
eng_context_multiplier_get(void *data __UNUSED__, void *context, int *r, int *g, int *b, int *a)
{
   *r = (int)(R_VAL(&((RGBA_Draw_Context *)context)->mul.col));
   *g = (int)(G_VAL(&((RGBA_Draw_Context *)context)->mul.col));
   *b = (int)(B_VAL(&((RGBA_Draw_Context *)context)->mul.col));
   *a = (int)(A_VAL(&((RGBA_Draw_Context *)context)->mul.col));
   return ((RGBA_Draw_Context *)context)->mul.use;
}

static void
eng_context_mask_set(void *data __UNUSED__, void *context, void *mask, int x, int y, int w, int h)
{
   evas_common_draw_context_set_mask(context, mask, x, y, w, h);
}

static void
eng_context_mask_unset(void *data __UNUSED__, void *context)
{
   evas_common_draw_context_unset_mask(context);
}
/*
static void *
eng_context_mask_get(void *data __UNUSED__, void *context)
{
   return ((RGBA_Draw_Context *)context)->mask.mask;
}
*/

static void
eng_context_cutout_add(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
   evas_common_draw_context_add_cutout(context, x, y, w, h);
}

static void
eng_context_cutout_clear(void *data __UNUSED__, void *context)
{
   evas_common_draw_context_clear_cutouts(context);
}

static void
eng_context_anti_alias_set(void *data __UNUSED__, void *context, unsigned char aa)
{
   evas_common_draw_context_set_anti_alias(context, aa);
}

static unsigned char
eng_context_anti_alias_get(void *data __UNUSED__, void *context)
{
   return ((RGBA_Draw_Context *)context)->anti_alias;
}

static void
eng_context_color_interpolation_set(void *data __UNUSED__, void *context, int color_space)
{
   evas_common_draw_context_set_color_interpolation(context, color_space);
}

static int
eng_context_color_interpolation_get(void *data __UNUSED__, void *context)
{
   return ((RGBA_Draw_Context *)context)->interpolation.color_space;
}

static void
eng_context_render_op_set(void *data __UNUSED__, void *context, int op)
{
   evas_common_draw_context_set_render_op(context, op);
}

static int
eng_context_render_op_get(void *data __UNUSED__, void *context)
{
   return ((RGBA_Draw_Context *)context)->render_op;
}



static void
eng_rectangle_draw(void *data __UNUSED__, void *context, void *surface, int x, int y, int w, int h)
{
#ifdef BUILD_PIPE_RENDER
   if ((cpunum > 1)
#ifdef EVAS_FRAME_QUEUING
        && evas_common_frameq_enabled()
#endif
        )
     evas_common_pipe_rectangle_draw(surface, context, x, y, w, h);
   else
#endif
     {
	evas_common_rectangle_draw(surface, context, x, y, w, h);
	evas_common_cpu_end_opt();
     }
}

static void
eng_line_draw(void *data __UNUSED__, void *context, void *surface, int x1, int y1, int x2, int y2)
{
#ifdef BUILD_PIPE_RENDER
   if ((cpunum > 1)
 #ifdef EVAS_FRAME_QUEUING
        && evas_common_frameq_enabled()
#endif
        )
    evas_common_pipe_line_draw(surface, context, x1, y1, x2, y2);
   else
#endif   
     {
	evas_common_line_draw(surface, context, x1, y1, x2, y2);
	evas_common_cpu_end_opt();
     }
}

static void *
eng_polygon_point_add(void *data __UNUSED__, void *context __UNUSED__, void *polygon, int x, int y)
{
   return evas_common_polygon_point_add(polygon, x, y);
}

static void *
eng_polygon_points_clear(void *data __UNUSED__, void *context __UNUSED__, void *polygon)
{
   return evas_common_polygon_points_clear(polygon);
}

static void
eng_polygon_draw(void *data __UNUSED__, void *context, void *surface, void *polygon, int x, int y)
{
#ifdef BUILD_PIPE_RENDER
   if ((cpunum > 1)
#ifdef EVAS_FRAME_QUEUING
        && evas_common_frameq_enabled()
#endif
        )
     evas_common_pipe_poly_draw(surface, context, polygon, x, y);
   else
#endif
     {
	evas_common_polygon_draw(surface, context, polygon, x, y);
	evas_common_cpu_end_opt();
     }
}

static int
eng_image_alpha_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return 1;
   im = image;
   switch (im->space)
     {
      case EVAS_COLORSPACE_ARGB8888:
	if (im->flags.alpha) return 1;
      default:
	break;
     }
   return 0;
}

static int
eng_image_colorspace_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return EVAS_COLORSPACE_ARGB8888;
   im = image;
   return im->space;
}

static void
eng_image_mask_create(void *data __UNUSED__, void *image)
{
   RGBA_Image *im;
   int sz;
   uint8_t *dst,*end;
   uint32_t *src;

   if (!image) return;
   im = image;
   if (im->mask.mask && !im->mask.dirty) return;

   if (im->mask.mask) free(im->mask.mask);
   sz = im->cache_entry.w * im->cache_entry.h;
   im->mask.mask = malloc(sz);
   dst = im->mask.mask;
   if (!im->image.data)
      evas_cache_image_load_data(&im->cache_entry);
   src = (void*) im->image.data;
   if (!src) return;
   for (end = dst + sz ; dst < end ; dst ++, src ++)
      *dst = *src >> 24;
   im->mask.dirty = 0;
}


static void *
eng_image_alpha_set(void *data __UNUSED__, void *image, int has_alpha)
{
   RGBA_Image *im;

   if (!image) return NULL;
   im = image;
   if (im->cache_entry.space != EVAS_COLORSPACE_ARGB8888)
     {
	im->cache_entry.flags.alpha = 0;
	return im;
     }
   im = (RGBA_Image *) evas_cache_image_alone(&im->cache_entry);
   evas_common_image_colorspace_dirty(im);

   im->cache_entry.flags.alpha = has_alpha ? 1 : 0;
   return im;
}

static void *
eng_image_border_set(void *data __UNUSED__, void *image, int l __UNUSED__, int r __UNUSED__, int t __UNUSED__, int b __UNUSED__)
{
   RGBA_Image *im;

   im = image;
   return im;
}

static void
eng_image_border_get(void *data __UNUSED__, void *image, int *l __UNUSED__, int *r __UNUSED__, int *t __UNUSED__, int *b __UNUSED__)
{
   RGBA_Image *im;

   im = image;
}

static char *
eng_image_comment_get(void *data __UNUSED__, void *image, char *key __UNUSED__)
{
   RGBA_Image *im;

   if (!image) return NULL;
   im = image;
   return im->info.comment;
}

static char *
eng_image_format_get(void *data __UNUSED__, void *image __UNUSED__)
{
   return NULL;
}

static void
eng_image_colorspace_set(void *data __UNUSED__, void *image, int cspace)
{
   Image_Entry *im;

   if (!image) return;
   im = image;
   evas_cache_image_colorspace(im, cspace);
}

static void *
eng_image_native_set(void *data __UNUSED__, void *image, void *native __UNUSED__)
{
   return image;
}

static void *
eng_image_native_get(void *data __UNUSED__, void *image __UNUSED__)
{
   return NULL;
}

static void *
eng_image_load(void *data __UNUSED__, const char *file, const char *key, int *error, Evas_Image_Load_Opts *lo)
{
   *error = EVAS_LOAD_ERROR_NONE;
   return evas_common_load_image_from_file(file, key, lo, error);
}

static void *
eng_image_new_from_data(void *data __UNUSED__, int w, int h, DATA32 *image_data, int alpha, int cspace)
{
   return evas_cache_image_data(evas_common_image_cache_get(), w, h, image_data, alpha, cspace);
}

static void *
eng_image_new_from_copied_data(void *data __UNUSED__, int w, int h, DATA32 *image_data, int alpha, int cspace)
{
   return evas_cache_image_copied_data(evas_common_image_cache_get(), w, h, image_data, alpha, cspace);
}

static void
eng_image_free(void *data __UNUSED__, void *image)
{
   evas_cache_image_drop(image);
}

static void
eng_image_size_get(void *data __UNUSED__, void *image, int *w, int *h)
{
   Image_Entry *im;

   im = image;
   if (w) *w = im->w;
   if (h) *h = im->h;
}

static void *
eng_image_size_set(void *data __UNUSED__, void *image, int w, int h)
{
   Image_Entry *im;

   im = image;
   return evas_cache_image_size_set(image, w, h);
}

static void *
eng_image_dirty_region(void *data __UNUSED__, void *image, int x, int y, int w, int h)
{
   Image_Entry *im = image;

   if (!image) return NULL;
   return evas_cache_image_dirty(im, x, y, w, h);
}

static void *
eng_image_data_get(void *data __UNUSED__, void *image, int to_write, DATA32 **image_data, int *err)
{
   RGBA_Image *im;
   int error;

   if (!image)
     {
	*image_data = NULL;
	return NULL;
     }
   im = image;
   error = evas_cache_image_load_data(&im->cache_entry);
   switch (im->cache_entry.space)
     {
      case EVAS_COLORSPACE_ARGB8888:
	if (to_write)
          im = (RGBA_Image *)evas_cache_image_alone(&im->cache_entry);
	*image_data = im->image.data;
	break;
      case EVAS_COLORSPACE_YCBCR422P601_PL:
      case EVAS_COLORSPACE_YCBCR422P709_PL:
      case EVAS_COLORSPACE_YCBCR422601_PL:
      case EVAS_COLORSPACE_YCBCR420NV12601_PL:
      case EVAS_COLORSPACE_YCBCR420TM12601_PL:
	*image_data = im->cs.data;
        break;
      default:
	abort();
	break;
     }
   if (err) *err = error;
   return im;
}

static void *
eng_image_data_put(void *data, void *image, DATA32 *image_data)
{
   RGBA_Image *im, *im2;

   if (!image) return NULL;
   im = image;
   switch (im->cache_entry.space)
     {
      case EVAS_COLORSPACE_ARGB8888:
	if (image_data != im->image.data)
	  {
	     int w, h;

	     w = im->cache_entry.w;
	     h = im->cache_entry.h;
	     im2 = eng_image_new_from_data(data, w, h, image_data,
					   eng_image_alpha_get(data, image),
					   eng_image_colorspace_get(data, image));
             evas_cache_image_drop(&im->cache_entry);
	     im = im2;
	  }
	break;
      case EVAS_COLORSPACE_YCBCR422P601_PL:
      case EVAS_COLORSPACE_YCBCR422P709_PL:
      case EVAS_COLORSPACE_YCBCR422601_PL:
      case EVAS_COLORSPACE_YCBCR420NV12601_PL:
      case EVAS_COLORSPACE_YCBCR420TM12601_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 im;
}

static void
eng_image_data_preload_request(void *data __UNUSED__, void *image, const void *target)
{
   RGBA_Image *im = image;

   if (!im) return ;
   evas_cache_image_preload_data(&im->cache_entry, target);
}

static void
eng_image_data_preload_cancel(void *data __UNUSED__, void *image, const void *target)
{
   RGBA_Image *im = image;

   if (!im) return ;
   evas_cache_image_preload_cancel(&im->cache_entry, target);
}

static void
eng_image_draw(void *data __UNUSED__, void *context, void *surface, void *image, int src_x, int src_y, int src_w, int src_h, int dst_x, int dst_y, int dst_w, int dst_h, int smooth)
{
   RGBA_Image *im;

   if (!image) return;
   im = image;
#ifdef BUILD_PIPE_RENDER
   if ((cpunum > 1)
#ifdef EVAS_FRAME_QUEUING
        && evas_common_frameq_enabled()
#endif
        )
     {
        evas_common_rgba_image_scalecache_prepare((Image_Entry *)(im), 
                                                  surface, context, smooth,
                                                  src_x, src_y, src_w, src_h,
                                                  dst_x, dst_y, dst_w, dst_h);
        
        evas_common_pipe_image_draw(im, surface, context, smooth,
                                    src_x, src_y, src_w, src_h,
                                    dst_x, dst_y, dst_w, dst_h);
     }
   else
#endif
     {
//        if (im->cache_entry.space == EVAS_COLORSPACE_ARGB8888)
//          evas_cache_image_load_data(&im->cache_entry);
//        evas_common_image_colorspace_normalize(im);
        evas_common_rgba_image_scalecache_prepare(&im->cache_entry, surface, context, smooth,
                                                  src_x, src_y, src_w, src_h,
                                                  dst_x, dst_y, dst_w, dst_h);
        evas_common_rgba_image_scalecache_do(&im->cache_entry, surface, context, smooth,
                                             src_x, src_y, src_w, src_h,
                                             dst_x, dst_y, dst_w, dst_h);
/*        
	if (smooth)
	  evas_common_scale_rgba_in_to_out_clip_smooth(im, surface, context,
						       src_x, src_y, src_w, src_h,
						       dst_x, dst_y, dst_w, dst_h);
	else
	  evas_common_scale_rgba_in_to_out_clip_sample(im, surface, context,
						       src_x, src_y, src_w, src_h,
						       dst_x, dst_y, dst_w, dst_h);
 */
	evas_common_cpu_end_opt();
     }
}

static void
eng_image_map_draw(void *data __UNUSED__, void *context, void *surface, void *image, int npoints, RGBA_Map_Point *p, int smooth, int level)
{
   RGBA_Image *im;

   if (!image) return;
   if (npoints < 3) return;
   im = image;

   if ((p[0].x == p[3].x) &&
       (p[1].x == p[2].x) &&
       (p[0].y == p[1].y) &&
       (p[3].y == p[2].y) &&
       (p[0].x <= p[1].x) &&
       (p[0].y <= p[2].y) &&
       (p[0].u == 0) &&
       (p[0].v == 0) &&
       (p[1].u == (int)(im->cache_entry.w << FP)) &&
       (p[1].v == 0) &&
       (p[2].u == (int)(im->cache_entry.w << FP)) &&
       (p[2].v == (int)(im->cache_entry.h << FP)) &&
       (p[3].u == 0) &&
       (p[3].v == (int)(im->cache_entry.h << FP)) &&
       (p[0].col == 0xffffffff) &&
       (p[1].col == 0xffffffff) &&
       (p[2].col == 0xffffffff) &&
       (p[3].col == 0xffffffff))
     {
        int dx, dy, dw, dh;

        dx = p[0].x >> FP;
        dy = p[0].y >> FP;
        dw = (p[2].x >> FP) - dx;
        dh = (p[2].y >> FP) - dy;
        eng_image_draw
          (data, context, surface, image,
           0, 0, im->cache_entry.w, im->cache_entry.h,
           dx, dy, dw, dh, smooth);
     }
   else
     {
#ifdef BUILD_PIPE_RENDER
        if ((cpunum > 1)
# ifdef EVAS_FRAME_QUEUING
       && evas_common_frameq_enabled()
# endif
        )
          evas_common_pipe_map_draw(im, surface, context, npoints, p, smooth, level);
        else
#endif
          evas_common_map_rgba(im, surface, context, npoints, p, smooth, level);
     }
   evas_common_cpu_end_opt();

   if (npoints > 4)
     {
        eng_image_map_draw(data, context, surface, image, npoints - 2, p + 2,
                           smooth, level);
     }
}

static void *
eng_image_map_surface_new(void *data __UNUSED__, int w, int h, int alpha)
{
   void *surface;
   DATA32 *pixels;
   surface = evas_cache_image_copied_data(evas_common_image_cache_get(), 
                                          w, h, NULL, alpha, 
                                          EVAS_COLORSPACE_ARGB8888);
   pixels = evas_cache_image_pixels(surface);
   return surface;
}

static void
eng_image_map_surface_free(void *data __UNUSED__, void *surface)
{
   evas_cache_image_drop(surface);
}

static void
eng_image_scale_hint_set(void *data __UNUSED__, void *image, int hint)
{
   Image_Entry *im;

   if (!image) return;
   im = image;
   im->scale_hint = hint;
}

static int
eng_image_scale_hint_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return EVAS_IMAGE_SCALE_HINT_NONE;
   im = image;
   return im->scale_hint;
}

static Eina_Bool
eng_image_animated_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return EINA_FALSE;
   im = image;
   return im->flags.animated;
}

static int
eng_image_animated_frame_count_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return -1;
   im = image;
   if (!im->flags.animated) return -1;
   return im->frame_count;
}

static Evas_Image_Animated_Loop_Hint
eng_image_animated_loop_type_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return EVAS_IMAGE_ANIMATED_HINT_NONE;
   im = image;
   if (!im->flags.animated) return EVAS_IMAGE_ANIMATED_HINT_NONE;
   return im->loop_hint;
}

static int
eng_image_animated_loop_count_get(void *data __UNUSED__, void *image)
{
   Image_Entry *im;

   if (!image) return -1;
   im = image;
   if (!im->flags.animated) return -1;
   return im->loop_count;
}

static double
eng_image_animated_frame_duration_get(void *data __UNUSED__, void *image, int start_frame, int frame_num)
{
   Image_Entry *im;

   if (!image) return -1;
   im = image;
   if (!im->flags.animated) return -1;
   return evas_common_load_rgba_image_frame_duration_from_file(im, start_frame, frame_num);
}

static Eina_Bool
eng_image_animated_frame_set(void *data __UNUSED__, void *image, int frame_index)
{
   Image_Entry *im;

   if (!image) return EINA_FALSE;
   im = image;
   if (!im->flags.animated) return EINA_FALSE;
   if (im->cur_frame == frame_index) return EINA_FALSE;
   im->cur_frame = frame_index;
   return EINA_TRUE;
}

static void
eng_image_cache_flush(void *data __UNUSED__)
{
   int tmp_size;

   tmp_size = evas_common_image_get_cache();
   evas_common_image_set_cache(0);
   evas_common_rgba_image_scalecache_flush();
   evas_common_image_set_cache(tmp_size);
}

static void
eng_image_cache_set(void *data __UNUSED__, int bytes)
{
   evas_common_image_set_cache(bytes);
   evas_common_rgba_image_scalecache_size_set(bytes);
}

static int
eng_image_cache_get(void *data __UNUSED__)
{
   return evas_common_image_get_cache();
}

static Evas_Font_Set *
eng_font_load(void *data __UNUSED__, const char *name, int size,
      Font_Rend_Flags wanted_rend)
{
   return (Evas_Font_Set *) evas_common_font_load(name, size, wanted_rend);
}

static Evas_Font_Set *
eng_font_memory_load(void *data __UNUSED__, char *name, int size, const void *fdata, int fdata_size, Font_Rend_Flags wanted_rend)
{
   return (Evas_Font_Set *) evas_common_font_memory_load(name, size, fdata,
         fdata_size, wanted_rend);
}

static Evas_Font_Set *
eng_font_add(void *data __UNUSED__, Evas_Font_Set *font, const char *name, int size, Font_Rend_Flags wanted_rend)
{
   return (Evas_Font_Set *) evas_common_font_add((RGBA_Font *) font, name,
         size, wanted_rend);
}

static Evas_Font_Set *
eng_font_memory_add(void *data __UNUSED__, Evas_Font_Set *font, char *name, int size, const void *fdata, int fdata_size, Font_Rend_Flags wanted_rend)
{
   return (Evas_Font_Set *) evas_common_font_memory_add((RGBA_Font *) font,
         name, size, fdata, fdata_size, wanted_rend);
}

static void
eng_font_free(void *data __UNUSED__, Evas_Font_Set *font)
{
   evas_common_font_free((RGBA_Font *) font);
}

static int
eng_font_ascent_get(void *data __UNUSED__, Evas_Font_Set *font)
{
   return evas_common_font_ascent_get((RGBA_Font *) font);
}

static int
eng_font_descent_get(void *data __UNUSED__, Evas_Font_Set *font)
{
   return evas_common_font_descent_get((RGBA_Font *) font);
}

static int
eng_font_max_ascent_get(void *data __UNUSED__, Evas_Font_Set *font)
{
   return evas_common_font_max_ascent_get((RGBA_Font *) font);
}

static int
eng_font_max_descent_get(void *data __UNUSED__, Evas_Font_Set *font)
{
   return evas_common_font_max_descent_get((RGBA_Font *) font);
}

static void
eng_font_string_size_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props, int *w, int *h)
{
   evas_common_font_query_size((RGBA_Font *) font, text_props, w, h);
}

static int
eng_font_inset_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props)
{
   return evas_common_font_query_inset((RGBA_Font *) font, text_props);
}

static int
eng_font_right_inset_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props)
{
   return evas_common_font_query_right_inset((RGBA_Font *) font, text_props);
}

static int
eng_font_h_advance_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props)
{
   int h, v;

   evas_common_font_query_advance((RGBA_Font *) font, text_props, &h, &v);
   return h;
}

static int
eng_font_v_advance_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props)
{
   int h, v;

   evas_common_font_query_advance((RGBA_Font *) font, text_props, &h, &v);
   return v;
}

static int
eng_font_pen_coords_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props, int pos, int *cpen_x, int *cy, int *cadv, int *ch)
{
   return evas_common_font_query_pen_coords((RGBA_Font *) font, text_props, pos, cpen_x, cy, cadv, ch);
}

static Eina_Bool
eng_font_text_props_info_create(void *data __UNUSED__, Evas_Font_Instance *fi, const Eina_Unicode *text, Evas_Text_Props *text_props, const Evas_BiDi_Paragraph_Props *par_props, size_t par_pos, size_t len)
{
   return evas_common_text_props_content_create((RGBA_Font_Int *) fi, text,
         text_props, par_props, par_pos, len);
}

static int
eng_font_char_coords_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props, int pos, int *cx, int *cy, int *cw, int *ch)
{
   return evas_common_font_query_char_coords((RGBA_Font *) font, text_props, pos, cx, cy, cw, ch);
}

static int
eng_font_char_at_coords_get(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props, int x, int y, int *cx, int *cy, int *cw, int *ch)
{
   return evas_common_font_query_char_at_coords((RGBA_Font *) font, text_props, x, y, cx, cy, cw, ch);
}

static int
eng_font_last_up_to_pos(void *data __UNUSED__, Evas_Font_Set *font, const Evas_Text_Props *text_props, int x, int y)
{
   return evas_common_font_query_last_up_to_pos((RGBA_Font *) font, text_props, x, y);
}

static int
eng_font_run_font_end_get(void *data __UNUSED__, Evas_Font_Set *font, Evas_Font_Instance **script_fi, Evas_Font_Instance **cur_fi, Evas_Script_Type script, const Eina_Unicode *text, int run_len)
{
   return evas_common_font_query_run_font_end_get((RGBA_Font *) font,
         (RGBA_Font_Int **) script_fi, (RGBA_Font_Int **) cur_fi,
         script, text, run_len);
}

static void
eng_font_draw(void *data __UNUSED__, void *context, void *surface, Evas_Font_Set *font, int x, int y, int w __UNUSED__, int h __UNUSED__, int ow __UNUSED__, int oh __UNUSED__, const Evas_Text_Props *text_props)
{
#ifdef BUILD_PIPE_RENDER
   if ((cpunum > 1)
#ifdef EVAS_FRAME_QUEUING
        && evas_common_frameq_enabled()
#endif
        )
     evas_common_pipe_text_draw(surface, context, (RGBA_Font *) font, x, y,
           text_props);
   else
#endif   
     {
	evas_common_font_draw(surface, context, (RGBA_Font *) font, x, y,
              text_props);
	evas_common_cpu_end_opt();
     }
}

static void
eng_font_cache_flush(void *data __UNUSED__)
{
   int tmp_size;

   tmp_size = evas_common_font_cache_get();
   evas_common_font_cache_set(0);
   evas_common_font_flush();
   evas_common_font_cache_set(tmp_size);
}

static void
eng_font_cache_set(void *data __UNUSED__, int bytes)
{
   evas_common_font_cache_set(bytes);
}

static int
eng_font_cache_get(void *data __UNUSED__)
{
   return evas_common_font_cache_get();
}

static void
eng_font_hinting_set(void *data __UNUSED__, Evas_Font_Set *font, int hinting)
{
   evas_common_font_hinting_set((RGBA_Font *) font, hinting);
}

static int
eng_font_hinting_can_hint(void *data __UNUSED__, int hinting)
{
   return evas_common_hinting_available(hinting);
}

static Eina_Bool
eng_canvas_alpha_get(void *data __UNUSED__, void *info __UNUSED__)
{
   return EINA_TRUE;
}


/* Filter API */
#if 0 // filtering disabled
static void
eng_image_draw_filtered(void *data __UNUSED__, void *context __UNUSED__,
                        void *surface, void *image, Evas_Filter_Info *filter)
{
   Evas_Software_Filter_Fn fn;
   RGBA_Image *im = image;

   fn = evas_filter_software_get(filter);
   if (!fn) return;
   if (im->cache_entry.cache) evas_cache_image_load_data(&im->cache_entry);
   fn(filter, image, surface);
   return;
}

static Filtered_Image *
eng_image_filtered_get(void *image, uint8_t *key, size_t keylen)
{
   RGBA_Image *im = image;
   Filtered_Image *fi;
   Eina_List *l;

   for (l = im->filtered ; l ; l = l->next)
     {
         fi = l->data;
         if (fi->keylen != keylen) continue;
         if (memcmp(key, fi->key, keylen) != 0) continue;
         fi->ref ++;
         return fi;
     }

   return NULL;
}

static Filtered_Image *
eng_image_filtered_save(void *image, void *fimage, uint8_t *key, size_t keylen)
{
   RGBA_Image *im = image;
   Filtered_Image *fi;
   Eina_List *l;

   for (l = im->filtered ; l ; l = l->next)
     {
        fi = l->data;
        if (fi->keylen != keylen) continue;
        if (memcmp(key, fi->key, keylen) == 0) continue;
        evas_cache_image_drop((void *)fi->image);
        fi->image = fimage;
        return fi;
     }

   fi = calloc(1,sizeof(Filtered_Image));
   if (!fi) return NULL;

   fi->keylen = keylen;
   fi->key = malloc(keylen);
   memcpy(fi->key, key, keylen);
   fi->image = fimage;
   fi->ref = 1;

   im->filtered = eina_list_prepend(im->filtered, fi);

   return fi;
}

static void
eng_image_filtered_free(void *image, Filtered_Image *fi)
{
   RGBA_Image *im = image;

   fi->ref --;
   if (fi->ref) return;

   free(fi->key);
   evas_cache_image_drop(&fi->image->cache_entry);
   fi->image = NULL;

   im->filtered = eina_list_remove(im->filtered, fi);
}
#endif

static int
eng_image_load_error_get(void *data __UNUSED__, void *image)
{
   RGBA_Image *im;
   
   if (!image) return EVAS_LOAD_ERROR_NONE;
   im = image;
   return im->cache_entry.load_error;
}

/*
 *****
 **
 ** ENGINE API
 **
 *****
 */

static Evas_Func func =
{
   NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     NULL,
     eng_output_dump,
     /* draw context virtual methods */
     eng_context_new,
     eng_canvas_alpha_get,
     eng_context_free,
     eng_context_clip_set,
     eng_context_clip_clip,
     eng_context_clip_unset,
     eng_context_clip_get,
     eng_context_mask_set,
     eng_context_mask_unset,
     eng_context_color_set,
     eng_context_color_get,
     eng_context_multiplier_set,
     eng_context_multiplier_unset,
     eng_context_multiplier_get,
     eng_context_cutout_add,
     eng_context_cutout_clear,
     eng_context_anti_alias_set,
     eng_context_anti_alias_get,
     eng_context_color_interpolation_set,
     eng_context_color_interpolation_get,
     eng_context_render_op_set,
     eng_context_render_op_get,
     /* rect draw funcs */
     eng_rectangle_draw,
     /* line draw funcs */
     eng_line_draw,
     /* polygon draw funcs */
     eng_polygon_point_add,
     eng_polygon_points_clear,
     eng_polygon_draw,
     /* image draw funcs */
     eng_image_load,
     eng_image_new_from_data,
     eng_image_new_from_copied_data,
     eng_image_free,
     eng_image_size_get,
     eng_image_size_set,
     NULL,
     eng_image_dirty_region,
     eng_image_data_get,
     eng_image_data_put,
     eng_image_data_preload_request,
     eng_image_data_preload_cancel,
     eng_image_alpha_set,
     eng_image_alpha_get,
     eng_image_border_set,
     eng_image_border_get,
     eng_image_draw,
     eng_image_comment_get,
     eng_image_format_get,
     eng_image_colorspace_set,
     eng_image_colorspace_get,
     eng_image_mask_create,
     eng_image_native_set,
     eng_image_native_get,
     /* image cache funcs */
     eng_image_cache_flush,
     eng_image_cache_set,
     eng_image_cache_get,
     /* font draw functions */
     eng_font_load,
     eng_font_memory_load,
     eng_font_add,
     eng_font_memory_add,
     eng_font_free,
     eng_font_ascent_get,
     eng_font_descent_get,
     eng_font_max_ascent_get,
     eng_font_max_descent_get,
     eng_font_string_size_get,
     eng_font_inset_get,
     eng_font_h_advance_get,
     eng_font_v_advance_get,
     eng_font_char_coords_get,
     eng_font_char_at_coords_get,
     eng_font_draw,
     /* font cache functions */
     eng_font_cache_flush,
     eng_font_cache_set,
     eng_font_cache_get,
     /* font hinting functions */
     eng_font_hinting_set,
     eng_font_hinting_can_hint,
     eng_image_scale_hint_set,
     eng_image_scale_hint_get,
     /* more font draw functions */
     eng_font_last_up_to_pos,
     eng_image_map_draw,
     eng_image_map_surface_new,
     eng_image_map_surface_free,
     NULL, // eng_image_content_hint_set - software doesn't use it
     NULL, // eng_image_content_hint_get - software doesn't use it
     eng_font_pen_coords_get,
     eng_font_text_props_info_create,
     eng_font_right_inset_get,
#if 0 // filtering disabled
     eng_image_draw_filtered,
     eng_image_filtered_get,
     eng_image_filtered_save,
     eng_image_filtered_free,
#endif   
     NULL, // FIXME: need software mesa for gl rendering <- gl_surface_create
     NULL, // FIXME: need software mesa for gl rendering <- gl_surface_destroy
     NULL, // FIXME: need software mesa for gl rendering <- gl_context_create
     NULL, // FIXME: need software mesa for gl rendering <- gl_context_destroy
     NULL, // FIXME: need software mesa for gl rendering <- gl_make_current
     NULL, // FIXME: need software mesa for gl rendering <- gl_string_query
     NULL, // FIXME: need software mesa for gl rendering <- gl_proc_address_get
     NULL, // FIXME: need software mesa for gl rendering <- gl_native_surface_get
     NULL, // FIXME: need software mesa for gl rendering <- gl_api_get
     eng_image_load_error_get,
     eng_font_run_font_end_get,
     eng_image_animated_get,
     eng_image_animated_frame_count_get,
     eng_image_animated_loop_type_get,
     eng_image_animated_loop_count_get,
     eng_image_animated_frame_duration_get,
     eng_image_animated_frame_set,
     NULL
   /* FUTURE software generic calls go here */
};

/*
 *****
 **
 ** MODULE ACCESSIBLE API API
 **
 *****
 */

static int
module_open(Evas_Module *em)
{
   if (!em) return 0;
   _evas_soft_gen_log_dom = eina_log_domain_register
     ("evas-software_generic", EVAS_DEFAULT_LOG_COLOR);
   if(_evas_soft_gen_log_dom<0)
     {
        EINA_LOG_ERR("Can not create a module log domain.");
        return 0;
     }
   em->functions = (void *)(&func);
   cpunum = eina_cpu_count();
   return 1;
}

static void
module_close(Evas_Module *em __UNUSED__)
{
  eina_log_domain_unregister(_evas_soft_gen_log_dom);
}

static Evas_Module_Api evas_modapi =
{
   EVAS_MODULE_API_VERSION,
   "software_generic",
   "none",
   {
     module_open,
     module_close
   }
};

EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_generic);

#ifndef EVAS_STATIC_BUILD_SOFTWARE_GENERIC
EVAS_EINA_MODULE_DEFINE(engine, software_generic);
#endif