diff options
| -rw-r--r-- | fb-gui.c | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -27,7 +27,7 @@ static float p_gamma = 1; static unsigned short p_red[256], p_green[256], p_blue[256]; static struct fb_cmap p_cmap = { 0, 256, p_red, p_green, p_blue }; -static int32_t s_lut_red[256], s_lut_green[256], s_lut_blue[256]; +static int32_t s_lut_transp[256], s_lut_red[256], s_lut_green[256], s_lut_blue[256]; static unsigned char **shadow; static unsigned int *sdirty,swidth,sheight; @@ -97,6 +97,7 @@ static void shadow_lut_init(int depth) fb_var.green.length && fb_var.blue.length) { /* fb_var.{red|green|blue} looks sane, use it */ + shadow_lut_init_one(s_lut_transp, fb_var.transp.length, fb_var.transp.offset); shadow_lut_init_one(s_lut_red, fb_var.red.length, fb_var.red.offset); shadow_lut_init_one(s_lut_green, fb_var.green.length, fb_var.green.offset); shadow_lut_init_one(s_lut_blue, fb_var.blue.length, fb_var.blue.offset); @@ -118,6 +119,10 @@ static void shadow_lut_init(int depth) s_lut_blue[i] = (i & 0xf8) >> 3; /* bits -------- ---bbbbb */ } break; + case 32: + for (i = 0; i < 256; i++) { + s_lut_transp[i] = i << 24; /* byte a--- */ + } case 24: for (i = 0; i < 256; i++) { s_lut_red[i] = i << 16; /* byte -r-- */ @@ -157,7 +162,8 @@ static void shadow_render_line(int line, unsigned char *dest, char unsigned *buf break; case 32: for (x = 0; x < swidth; x++) { - ptr4[x] = s_lut_red[buffer[x*3]] | + ptr4[x] = s_lut_transp[255] | + s_lut_red[buffer[x*3]] | s_lut_green[buffer[x*3+1]] | s_lut_blue[buffer[x*3+2]]; } |