fix default color btn in set title bar color, fix bar color fast path, tweaks to...

[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / resourcepixmap.C

diff --git a/cinelerra-5.1/cinelerra/resourcepixmap.C b/cinelerra-5.1/cinelerra/resourcepixmap.C
index 9ed12d9357dc71fdef5f83de4f277ec43e408f33..b0bc49b7ffbf5020ce8764ac5024ff1ddccbe763 100644 (file)
--- a/cinelerra-5.1/cinelerra/resourcepixmap.C
+++ b/cinelerra-5.1/cinelerra/resourcepixmap.C
@@ -238,6 +238,8 @@ VFrame *ResourcePixmap::change_title_color(VFrame *title_bg, int color)
        VFrame *title_bar = new VFrame(tw, th, colormodel);
        uint8_t **bar_rows = title_bar->get_rows();
        const uint8_t gap_grey = 0x4a;
+       union { unsigned rgba; struct { uint8_t r,g,b,a; }; } c;
+       c.r = color>>16;  c.g = color>>8;  c.b = color>>0;  c.a = 0xff;
        if( BC_CModels::has_alpha(colormodel) && // fast path
            BC_CModels::calculate_pixelsize(colormodel) == sizeof(unsigned) ) {
                const unsigned gap_rgba = (0xff<<24) |
@@ -246,16 +248,14 @@ VFrame *ResourcePixmap::change_title_color(VFrame *title_bg, int color)
                        unsigned *bp = (unsigned *)bar_rows[0];
                        for( int i=tw; --i>=0; ) *bp++ = gap_rgba;
                }
-               unsigned rgba = (0xff<<24) | (color & 0xffffff);
                for( int y=1; y<th; ++y ) {
                        unsigned *bp = (unsigned *)bar_rows[y];
                        if( tw > 0 ) *bp++ = gap_rgba;
-                       for( int i=tw1; --i>0; ++bp ) *bp = rgba;
+                       for( int i=tw1; --i>0; ++bp ) *bp = c.rgba;
                        if( tw > 1 ) *bp = gap_rgba;
                }
        }
        else {
-               uint8_t cr = (color>>16), cg = (color>>8), cb = (color>>0);
                if( th > 0 ) {
                        uint8_t *cp = bar_rows[0];
                        for( int x=0; x<tw; ++x ) {
@@ -272,7 +272,7 @@ VFrame *ResourcePixmap::change_title_color(VFrame *title_bg, int color)
                                cp += bpp;
                        }
                        for( int x=1; x<tw1; ++x ) {
-                               cp[0] = cr; cp[1] = cg; cp[2] = cb;
+                               cp[0] = c.r; cp[1] = c.g; cp[2] = c.b;
                                if( bpp > 3 ) cp[3] = 0xff;
                                cp += bpp;
                        }