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Refactored the two helper functions render_image_init_info(_full)? and

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2007-06-21  Martin Nordholts  <martinn@svn.gnome.org>

	* app/display/gimpdisplayshell-render.c (gimp_display_shell_render):
	Refactored the two helper functions render_image_init_info(_full)?
	and always use the shell base scale for the shell->mask. Fixes
	bug #448417.

svn path=/trunk/; revision=22822
This commit is contained in:
Martin Nordholts
2007-06-21 20:27:19 +00:00
committed by Martin Nordholts
parent 9528a82b96
commit 17f91f0491
2 changed files with 79 additions and 60 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2007-06-21 Martin Nordholts <martinn@svn.gnome.org>
* app/display/gimpdisplayshell-render.c (gimp_display_shell_render):
Refactored the two helper functions render_image_init_info(_full)?
and always use the shell base scale for the shell->mask. Fixes
bug #448417.
2007-06-21 Sven Neumann <sven@gimp.org>
* libgimpconfig/gimpconfigwriter.c (gimp_config_writer_finish):

132
app/display/gimpdisplayshell-render.c
View File

@ -70,6 +70,12 @@ struct _RenderInfo
gint dest_width;
};
static void gimp_display_shell_setup_render_info_scale
(RenderInfo *info,
GimpDisplayShell *shell,
TileManager *src_tiles,
gdouble scale_x,
gdouble scale_y);
static void render_setup_notify (gpointer config,
GParamSpec *param_spec,
@ -155,18 +161,6 @@ static void render_image_gray_a (RenderInfo *info);
static void render_image_indexed (RenderInfo *info);
static void render_image_indexed_a (RenderInfo *info);
static void render_image_init_info_full (RenderInfo *info,
GimpDisplayShell *shell,
gint x,
gint y,
gint w,
gint h,
GimpProjection *projection);
static void render_image_init_info (RenderInfo *info,
GimpDisplayShell *shell,
gint x,
gint y,
TileManager *tiles);
static const guint * render_image_init_alpha (gint mult);
static const guchar * render_image_accelerate_scaling (gint width,
@ -219,13 +213,51 @@ gimp_display_shell_render (GimpDisplayShell *shell,
projection = shell->display->image->projection;
render_image_init_info_full (&info, shell, x, y, w, h, projection);
/* Initialize RenderInfo with values that doesn't change during the call of
* this function.
*/
info.shell = shell;
type = gimp_projection_get_image_type (projection);
info.x = x + shell->offset_x;
info.y = y + shell->offset_y;
info.w = w;
info.h = h;
info.dest_bpp = 3;
info.dest_bpl = info.dest_bpp * GIMP_RENDER_BUF_WIDTH;
info.dest_width = info.dest_bpp * info.w;
if (GIMP_IMAGE_TYPE_HAS_ALPHA (gimp_projection_get_image_type (projection)))
{
gdouble opacity = gimp_projection_get_opacity (projection);
info.alpha = render_image_init_alpha (opacity * 255.999);
}
/* Setup RenderInfo for rendering a GimpProjection level. */
{
TileManager *src_tiles;
gint level;
level = gimp_projection_get_level (projection,
shell->scale_x,
shell->scale_y);
src_tiles = gimp_projection_get_tiles_at_level (projection, level);
gimp_display_shell_setup_render_info_scale (&info,
shell,
src_tiles,
shell->scale_x * (1 << level),
shell->scale_y * (1 << level));
}
/* Currently, only RGBA and GRAYA projection types are used - the rest
* are in case of future need. -- austin, 28th Nov 1998.
*/
type = gimp_projection_get_image_type (projection);
if (G_UNLIKELY (type != GIMP_RGBA_IMAGE && type != GIMP_GRAYA_IMAGE))
g_warning ("using untested projection type %d", type);
@ -246,8 +278,16 @@ gimp_display_shell_render (GimpDisplayShell *shell,
}
else if (shell->mask)
{
render_image_init_info (&info, shell, x, y,
gimp_drawable_get_tiles (shell->mask));
TileManager *src_tiles = gimp_drawable_get_tiles (shell->mask);
/* The mask does not (yet) have an image pyramid, use the base scale of
* the shell.
*/
gimp_display_shell_setup_render_info_scale (&info,
shell,
src_tiles,
shell->scale_x,
shell->scale_y);
gimp_display_shell_render_mask (shell, &info);
}
@ -823,56 +863,28 @@ render_image_rgb_a (RenderInfo *info)
}
static void
render_image_init_info_full (RenderInfo *info,
GimpDisplayShell *shell,
gint x,
gint y,
gint w,
gint h,
GimpProjection *projection)
gimp_display_shell_setup_render_info_scale (RenderInfo *info,
GimpDisplayShell *shell,
TileManager *src_tiles,
gdouble scale_x,
gdouble scale_y)
{
gint level;
info->src_tiles = src_tiles;
level = gimp_projection_get_level (projection,
shell->scale_x, shell->scale_y);
/* We must reset info->dest because this member is modified in render
* functions.
*/
info->dest = shell->render_buf;
info->shell = shell;
info->dest_bpp = 3;
info->dest_bpl = info->dest_bpp * GIMP_RENDER_BUF_WIDTH;
info->scalex = shell->scale_x * (1 << level);
info->scaley = shell->scale_y * (1 << level);
info->scalex = scale_x;
info->scaley = scale_y;
render_image_init_info (info, shell, x, y,
gimp_projection_get_tiles_at_level (projection,
level));
info->w = w;
info->h = h;
info->dest_width = info->dest_bpp * info->w;
info->scale = render_image_accelerate_scaling (info->w,
info->x,
info->scalex);
if (GIMP_IMAGE_TYPE_HAS_ALPHA (gimp_projection_get_image_type (projection)))
{
gdouble opacity = gimp_projection_get_opacity (projection);
info->alpha = render_image_init_alpha (opacity * 255.999);
}
}
static void
render_image_init_info (RenderInfo *info,
GimpDisplayShell *shell,
gint x,
gint y,
TileManager *tiles)
{
info->src_tiles = tiles;
info->x = x + shell->offset_x;
info->y = y + shell->offset_y;
info->src_x = (gdouble) info->x / info->scalex;
info->src_y = (gdouble) info->y / info->scaley;
info->dest = shell->render_buf;
info->scale = render_image_accelerate_scaling (info->w,
info->x,
info->scalex);
}
static const guint *