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author | Daniel Stenberg <daniel@haxx.se> | 2002-03-26 13:41:46 +0000 |
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committer | Daniel Stenberg <daniel@haxx.se> | 2002-03-26 13:41:46 +0000 |
commit | 3066991c061dab5224279ab4df988c8f9317f216 (patch) | |
tree | bd78cbd455dde7fb4ffd402fd6c1b66421549780 /uisimulator/alpha.c | |
parent | 50e23294586bfa8d54aa0f51227a1afac783d8b6 (diff) | |
download | rockbox-3066991c061dab5224279ab4df988c8f9317f216.tar.gz rockbox-3066991c061dab5224279ab4df988c8f9317f216.zip |
removed unused code
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'uisimulator/alpha.c')
-rw-r--r-- | uisimulator/alpha.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/uisimulator/alpha.c b/uisimulator/alpha.c index 22504fcd93..39abd33251 100644 --- a/uisimulator/alpha.c +++ b/uisimulator/alpha.c | |||
@@ -135,81 +135,3 @@ initialize_transparency_colormap (Display *dpy, Colormap cmap, | |||
135 | XFree ((XPointer) all_colors); | 135 | XFree ((XPointer) all_colors); |
136 | } | 136 | } |
137 | 137 | ||
138 | |||
139 | Bool | ||
140 | allocate_alpha_colors (Screen *screen, Visual *visual, Colormap cmap, | ||
141 | int *nplanesP, Bool additive_p, | ||
142 | unsigned long **plane_masks, | ||
143 | unsigned long *base_pixelP) | ||
144 | { | ||
145 | Display *dpy = DisplayOfScreen (screen); | ||
146 | XColor *colors; | ||
147 | int nplanes = *nplanesP; | ||
148 | int i; | ||
149 | |||
150 | if (!has_writable_cells (screen, visual)) | ||
151 | cmap = 0; | ||
152 | |||
153 | if (!cmap) /* A TrueColor visual, or similar. */ | ||
154 | { | ||
155 | int depth = visual_depth (screen, visual); | ||
156 | unsigned long masks; | ||
157 | XVisualInfo vi_in, *vi_out; | ||
158 | |||
159 | /* Find out which bits the R, G, and B components actually occupy | ||
160 | on this visual. */ | ||
161 | vi_in.screen = screen_number (screen); | ||
162 | vi_in.visualid = XVisualIDFromVisual (visual); | ||
163 | vi_out = XGetVisualInfo (dpy, VisualScreenMask|VisualIDMask, | ||
164 | &vi_in, &i); | ||
165 | if (! vi_out) abort (); | ||
166 | masks = vi_out[0].red_mask | vi_out[0].green_mask | vi_out[0].blue_mask; | ||
167 | XFree ((char *) vi_out); | ||
168 | |||
169 | if (nplanes > depth) | ||
170 | nplanes = depth; | ||
171 | *nplanesP = nplanes; | ||
172 | *base_pixelP = 0; | ||
173 | *plane_masks = (unsigned long *) calloc(sizeof(unsigned long), nplanes); | ||
174 | |||
175 | /* Pick the planar values randomly, but constrain them to fall within | ||
176 | the bit positions of the R, G, and B fields. */ | ||
177 | for (i = 0; i < nplanes; i++) | ||
178 | (*plane_masks)[i] = random() & masks; | ||
179 | |||
180 | } | ||
181 | else /* A PseudoColor visual, or similar. */ | ||
182 | { | ||
183 | if (nplanes > 31) nplanes = 31; | ||
184 | *plane_masks = (unsigned long *) malloc(sizeof(unsigned long) * nplanes); | ||
185 | |||
186 | nplanes = allocate_color_planes (dpy, cmap, nplanes, *plane_masks, | ||
187 | base_pixelP); | ||
188 | *nplanesP = nplanes; | ||
189 | |||
190 | if (nplanes <= 1) | ||
191 | { | ||
192 | free(*plane_masks); | ||
193 | *plane_masks = 0; | ||
194 | return False; | ||
195 | } | ||
196 | |||
197 | colors = (XColor *) calloc (nplanes, sizeof (XColor)); | ||
198 | for (i = 0; i < nplanes; i++) | ||
199 | { | ||
200 | /* pick the base colors. If we are in subtractive mode, pick higher | ||
201 | intensities. */ | ||
202 | hsv_to_rgb (random () % 360, | ||
203 | frand (1.0), | ||
204 | frand (0.5) + (additive_p ? 0.2 : 0.5), | ||
205 | &colors[i].red, | ||
206 | &colors[i].green, | ||
207 | &colors[i].blue); | ||
208 | } | ||
209 | initialize_transparency_colormap (dpy, cmap, nplanes, | ||
210 | *base_pixelP, *plane_masks, colors, | ||
211 | additive_p); | ||
212 | XFree ((XPointer) colors); | ||
213 | } | ||
214 | return True; | ||
215 | } | ||