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Diffstat (limited to 'fb-gui.c')
-rw-r--r--fb-gui.c75
1 files changed, 41 insertions, 34 deletions
diff --git a/fb-gui.c b/fb-gui.c
index 3665f2c..86619a8 100644
--- a/fb-gui.c
+++ b/fb-gui.c
@@ -13,7 +13,6 @@
#include "vt.h"
#include "fbtools.h"
-#include "dither.h"
#include "fb-gui.h"
static int ys = 3;
@@ -56,30 +55,28 @@ static void shadow_render_line(gfxstate *gfx, int line,
int x;
switch (gfx->bits_per_pixel) {
- case 8:
- dither_line(buffer, ptr, line, swidth);
- break;
case 15:
case 16:
for (x = 0; x < swidth; x++) {
- ptr2[x] = s_lut_red[buffer[x*3]] |
- s_lut_green[buffer[x*3+1]] |
- s_lut_blue[buffer[x*3+2]];
+ ptr2[x] =
+ s_lut_red[buffer[x*4+2]] |
+ s_lut_green[buffer[x*4+1]] |
+ s_lut_blue[buffer[x*4+0]];
}
break;
case 24:
for (x = 0; x < swidth; x++) {
- ptr[3*x+2] = buffer[3*x+0];
- ptr[3*x+1] = buffer[3*x+1];
- ptr[3*x+0] = buffer[3*x+2];
+ ptr[3*x+2] = buffer[4*x+2];
+ ptr[3*x+1] = buffer[4*x+1];
+ ptr[3*x+0] = buffer[4*x+0];
}
break;
case 32:
for (x = 0; x < swidth; x++) {
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]];
+ s_lut_red[buffer[x*4+2]] |
+ s_lut_green[buffer[x*4+1]] |
+ s_lut_blue[buffer[x*4+0]];
}
break;
}
@@ -110,7 +107,7 @@ void shadow_clear_lines(int first, int last)
int i;
for (i = first; i <= last; i++) {
- memset(shadow[i],0,3*swidth);
+ memset(shadow[i],0,4*swidth);
sdirty[i]++;
}
}
@@ -139,15 +136,11 @@ void shadow_init(gfxstate *gfx)
sdirty = malloc(sizeof(unsigned int) * sheight);
memset(sdirty,0, sizeof(unsigned int) * sheight);
for (i = 0; i < sheight; i++)
- shadow[i] = malloc(swidth*3);
+ shadow[i] = malloc(swidth*4);
shadow_clear();
/* init rendering */
switch (gfx->bits_per_pixel) {
- case 8:
- init_dither(8, 8, 4, 2);
- dither_line = dither_line_color;
- break;
case 15:
case 16:
case 24:
@@ -178,7 +171,7 @@ void shadow_fini(void)
static void shadow_setpixel(int x, int y)
{
- unsigned char *dest = shadow[y] + 3*x;
+ unsigned char *dest = shadow[y] + 4*x;
if (x < 0)
return;
@@ -229,22 +222,36 @@ void shadow_draw_rect(int x1, int x2, int y1,int y2)
void shadow_draw_rgbdata(int x, int y, int pixels, unsigned char *rgb)
{
- unsigned char *dest = shadow[y] + 3*x;
+ unsigned char *dest = shadow[y] + 4*x;
+ int i;
- memcpy(dest,rgb,3*pixels);
+ for (i = 0; i < pixels; i++) {
+ dest[0] = rgb[2];
+ dest[1] = rgb[1];
+ dest[2] = rgb[0];
+ dest[4] = 0;
+ dest += 4;
+ rgb += 3;
+ }
sdirty[y]++;
}
void shadow_merge_rgbdata(int x, int y, int pixels, int weight,
unsigned char *rgb)
{
- unsigned char *dest = shadow[y] + 3*x;
- int i = 3*pixels;
+ unsigned char *dest = shadow[y] + 4*x;
+ int i;
weight = weight * 256 / 100;
- while (i-- > 0)
- *(dest++) += *(rgb++) * weight >> 8;
+ for (i = 0; i < pixels; i++) {
+ dest[0] += rgb[2] * weight >> 8;
+ dest[1] += rgb[1] * weight >> 8;
+ dest[2] += rgb[0] * weight >> 8;
+ dest[4] = 0;
+ dest += 4;
+ rgb += 3;
+ }
sdirty[y]++;
}
@@ -274,8 +281,8 @@ void shadow_darkify(int x1, int x2, int y1,int y2, int percent)
for (y = y1; y <= y2; y++) {
sdirty[y]++;
ptr = shadow[y];
- ptr += 3*x1;
- x = 3*(x2-x1+1);
+ ptr += 4*x1;
+ x = 4*(x2-x1+1);
while (x-- > 0) {
*ptr = (*ptr * percent) >> 8;
ptr++;
@@ -307,9 +314,9 @@ void shadow_reverse(int x1, int x2, int y1,int y2)
sdirty[y]++;
ptr = shadow[y];
for (x = x1; x <= x2; x++) {
- ptr[3*x+0] = 255-ptr[3*x+0];
- ptr[3*x+1] = 255-ptr[3*x+1];
- ptr[3*x+2] = 255-ptr[3*x+2];
+ ptr[4*x+0] = 255-ptr[4*x+0];
+ ptr[4*x+1] = 255-ptr[4*x+1];
+ ptr[4*x+2] = 255-ptr[4*x+2];
}
}
}
@@ -330,10 +337,10 @@ static void shadow_draw_glyph(FT_Bitmap *bitmap, int sx, int sy)
if (sy+y >= sheight)
continue;
sdirty[sy+y]++;
- dst = shadow[sy+y] + sx*3;
+ dst = shadow[sy+y] + sx*4;
switch (bitmap->pixel_mode) {
case FT_PIXEL_MODE_MONO:
- for (x = 0; x < bitmap->width; x++, dst += 3) {
+ for (x = 0; x < bitmap->width; x++, dst += 4) {
if (sx+x < 0)
continue;
if (sx+x >= swidth)
@@ -347,7 +354,7 @@ static void shadow_draw_glyph(FT_Bitmap *bitmap, int sx, int sy)
}
break;
case FT_PIXEL_MODE_GRAY:
- for (x = 0; x < bitmap->width; x++, dst += 3) {
+ for (x = 0; x < bitmap->width; x++, dst += 4) {
if (sx+x < 0)
continue;
if (sx+x >= swidth)