lbxgui: Render LBX directly to Cairo surfaces.

[liblbx.git] / src / gui / render.c

diff --git a/src/gui/render.c b/src/gui/render.c
deleted file mode 100644 (file)
index a96cc06..0000000
--- a/src/gui/render.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- *  2ooM: The Master of Orion II Reverse Engineering Project
- *  Routines for rendering LBX images to a GdkPixbuf.
- *  Copyright (C) 2010 Nick Bowler
- *
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <config.h>
-#include <assert.h>
-#include <gtk/gtk.h>
-
-#include "render.h"
-#include "image.h"
-
-/* LBX images can have up to three palettes, with each superseding the last. */
-struct lbx_colour palette_external[256];
-struct lbx_colour palette_internal[256];
-struct lbx_colour palette_override[256];
-
-static inline unsigned scale6to8(unsigned x)
-{
-       assert(x <= 0x3f);
-
-       return x*0xff / 0x3f;
-}
-
-static void get_colour(unsigned char index, unsigned char out[static 4])
-{
-       struct lbx_colour *colour;
-
-       if (palette_override[index].active)
-               colour = palette_override + index;
-       else if (palette_internal[index].active)
-               colour = palette_internal + index;
-       else if (palette_external[index].active)
-               colour = palette_external + index;
-       else
-               colour = &(struct lbx_colour) { .red = 0x3f, .blue = 0x3f };
-
-       out[0] = scale6to8(colour->red);
-       out[1] = scale6to8(colour->green);
-       out[2] = scale6to8(colour->blue);
-       out[3] = -1; /* opaque */
-}
-
-int render_to_pixbuf(struct lbx_image *image, GdkPixbuf *pixbuf, unsigned frame)
-{
-       unsigned char **framedata, **framemask, *outbuf;
-       unsigned stride;
-
-       assert(image->width  == gdk_pixbuf_get_width(pixbuf));
-       assert(image->height == gdk_pixbuf_get_height(pixbuf));
-
-       framedata = lbx_img_getframe(image, frame);
-       g_return_val_if_fail(framedata, -1);
-       framemask = lbx_img_getmask(image);
-
-       outbuf = gdk_pixbuf_get_pixels(pixbuf);
-       stride = gdk_pixbuf_get_rowstride(pixbuf);
-
-       for (unsigned i = 0; i < image->height; i++) {
-               unsigned char (*px)[4] = (void *)(outbuf + i*stride);
-
-               for (unsigned j = 0; j < image->width; j++) {
-                       if (framemask[i][j])
-                               get_colour(framedata[i][j], px[j]);
-                       else
-                               px[j][3] = 0; /* transparent */
-               }
-       }
-
-       return 0;
-}