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Correctly remap backgrounds buffers of windows

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Thomas Bernard
2018-01-24 15:18:09 +01:00
parent 207e487d99
commit 48ae5bf0d8
3 changed files with 76 additions and 24 deletions
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91
src/engine.c
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@@ -3502,33 +3502,86 @@ short Window_clicked_button(void)
// Fonction qui sert à remapper les parties sauvegardées derriere les
// fenetres ouvertes. C'est utilisé par exemple par la fenetre de palette
// Qui remappe des couleurs, afin de propager les changements.
void Remap_window_backgrounds(byte * conversion_table, int Min_Y, int Max_Y)
void Remap_window_backgrounds(const byte * conversion_table, int Min_Y, int Max_Y)
{
int window_index;
byte* EDI;
int dx,cx;
byte* EDI;
int dx,cx;
for (window_index=0; window_index<Windows_open; window_index++)
{
EDI = Window_background[window_index];
// Pour chaque ligne
for(dx=0; dx<Window_stack[window_index].Height*Menu_factor_Y;dx++)
// Pour chaque ligne
for(dx=0; dx<Window_stack[window_index].Height*Menu_factor_Y;dx++)
{
if (dx+Window_stack[window_index].Pos_Y>Max_Y)
return;
if (dx+Window_stack[window_index].Pos_Y<Min_Y)
EDI += Window_stack[window_index].Width*Menu_factor_X*Pixel_width;
else
{ // Pour chaque pixel
for(cx=Window_stack[window_index].Width*Menu_factor_X*Pixel_width;cx>0;cx--)
{
if (dx+Window_stack[window_index].Pos_Y>Max_Y)
return;
if (dx+Window_stack[window_index].Pos_Y<Min_Y)
{
EDI += Window_stack[window_index].Width*Menu_factor_X*Pixel_width;
}
else
// Pour chaque pixel
for(cx=Window_stack[window_index].Width*Menu_factor_X*Pixel_width;cx>0;cx--)
{
*EDI = conversion_table[*EDI];
EDI ++;
}
*EDI = conversion_table[*EDI];
EDI ++;
}
}
}
}
}
void Remap_UI_window_backgrounds(const byte * conversion_table)
{
int i, j;
int pos_y;
// all window backgrounds
for (i = 0; i < Windows_open; i++)
{
// remap pixels of background that are either Menu or another window below
byte * p = Window_background[i];
for (pos_y = Window_stack[i].Pos_Y;
pos_y < (Window_stack[i].Pos_Y + Window_stack[i].Height*Menu_factor_Y);
pos_y++)
{
// for each line of the background
int min_x = 0xffff;
int max_x = 0;
if (Menu_is_visible_before_window && pos_y >= Menu_Y_before_window)
{
min_x = 0;
max_x = Screen_width;
}
else for(j = 0; j < i; j++)
{
// check all windows below
if (pos_y < Window_stack[j].Pos_Y
|| pos_y >= (Window_stack[j].Pos_Y + Window_stack[j].Height*Menu_factor_Y) )
continue; // this window doesn't occupy this screen row
if (min_x > Window_stack[j].Pos_X)
min_x = Window_stack[j].Pos_X;
if (max_x < (Window_stack[j].Pos_X + Window_stack[j].Width*Menu_factor_X))
max_x = Window_stack[j].Pos_X + Window_stack[j].Width*Menu_factor_X;
}
if (min_x < Window_stack[i].Pos_X)
min_x = Window_stack[i].Pos_X;
if (max_x > Window_stack[i].Pos_X + Window_stack[i].Width*Menu_factor_X)
max_x = Window_stack[i].Pos_X + Window_stack[i].Width*Menu_factor_X;
if (max_x > min_x)
{
int x;
min_x -= Window_stack[i].Pos_X;
max_x -= Window_stack[i].Pos_X;
// do the conversion
for (x = min_x; x < max_x; x++)
{
p[x] = conversion_table[p[x]];
}
}
p += Window_stack[i].Width*Menu_factor_X*Pixel_width;
}
}
}