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[layers] NOLAYERS option at compile time. Unfinished.

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git-svn-id: svn://pulkomandy.tk/GrafX2/branches/layers@1140 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud
2009-11-01 23:22:43 +00:00
parent 119e679e32
commit 3ede1f3a56
14 changed files with 134 additions and 74 deletions
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42
misc.c
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@@ -34,6 +34,7 @@
#include "windows.h"
#include "palette.h"
#include "input.h"
#include "graph.h"
///Count used palette indexes in the whole picture
///Return the total number of different colors
@@ -216,47 +217,6 @@ byte Read_pixel_from_brush (word x, word y)
return *(Brush + y * Brush_width + x);
}
byte Read_pixel_from_current_screen (word x,word y)
{
byte depth;
byte color;
color = *(Main_screen+y*Main_image_width+x);
if (color != Main_backups->Pages->Transparent_color) // transparent color
return color;
depth = *(Visible_image_depth_buffer.Image+x+y*Main_image_width);
return *(Main_backups->Pages->Image[depth] + x+y*Main_image_width);
// return *(Main_screen+y*Main_image_width+x);
}
void Pixel_in_current_screen (word x,word y,byte color,int with_preview)
{
byte depth = *(Visible_image_depth_buffer.Image+x+y*Main_image_width);
*(Main_backups->Pages->Image[Main_current_layer] + x+y*Main_image_width)=color;
if ( depth <= Main_current_layer)
{
if (color == Main_backups->Pages->Transparent_color) // transparent color
// fetch pixel color from the topmost visible layer
color=*(Main_backups->Pages->Image[depth] + x+y*Main_image_width);
*(x+y*Main_image_width+Main_screen)=color;
if (with_preview)
Pixel_preview(x,y,color);
}
}
void Pixel_in_current_layer(word x,word y, byte color)
{
*((y)*Main_image_width+(x)+Main_backups->Pages->Image[Main_current_layer])=color;
}
byte Read_pixel_from_current_layer(word x,word y)
{
return *((y)*Main_image_width+(x)+Main_backups->Pages->Image[Main_current_layer]);
}
void Replace_a_color(byte old_color, byte new_color)
{
word x;