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doxygen for Load_C64_fli()

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Thomas Bernard 2018-11-06 22:53:01 +01:00
parent 4c8e56101f
commit f207567d38
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1 changed files with 17 additions and 0 deletions
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17
src/miscfileformats.c
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@ -2284,6 +2284,19 @@ void Load_C64_multi(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte
}
}
/**
* Loads a C64 FLI (Flexible Line Interpretation) picture.
* Sets 4 layers :
* - Layer 0 : filled with background colors (1 per line)
* - Layer 1 : "Color RAM" 4x8 blocks
* - Layer 2 : pixels (From Screen RAMs + Bitmap)
* - Layer 3 : Transparency layer filled with color 16
*
* @param bitmap 8000 bytes buffer
* @param screen_ram 8 x 1024 bytes buffers
* @param color_ram 1000 byte buffer
* @param background 200 byte buffer
*/
void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *color_ram, byte *background)
{
// Thanks to MagerValp for complement of specifications.
@ -2325,6 +2338,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
int cx,cy,x,y,c[4];
// Fill layer 0 with background colors
for(y=0; y<200; y++)
{
for(x=0; x<160; x++)
@ -2333,6 +2347,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
}
}
// Fill layer 1 with color ram (1 color per 4x8 block)
Set_loading_layer(context, 1);
for(cy=0; cy<25; cy++)
{
@ -2349,6 +2364,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
}
}
// Layer 2 are actual pixels
Set_loading_layer(context, 2);
for(cy=0; cy<25; cy++)
{
@ -2371,6 +2387,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
}
}
}
// Fill layer 3 with color 16
Set_loading_layer(context, 3);
for(y=0; y<200; y++)
{