m/grafX2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Color cycling: saved in ILBM format.

Browse Source 
git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1574 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud 2010-08-15 14:47:37 +00:00
parent 4ea23b3e9a
commit c474208860
2 changed files with 34 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/fileformats.c
View File

@ -630,7 +630,7 @@ void Load_LBM(T_IO_Context * context)
if (nb_colors&1)
if (Read_byte(LBM_file,&temp_byte))
File_error=2;
// Keep reading sections until we find the body
while (1)
{
@ -653,7 +653,6 @@ void Load_LBM(T_IO_Context * context)
byte min_col;
byte max_col;
//
if ( (Read_dword_be(LBM_file,&section_size))
&& (Read_word_be(LBM_file,&padding))
&& (Read_word_be(LBM_file,&rate))
@ -963,6 +962,7 @@ void Save_LBM(T_IO_Context * context)
byte temp_byte;
word real_width;
int file_size;
int i;
File_error=0;
Get_full_filename(filename, context->File_name, context->File_directory);
@ -1012,7 +1012,19 @@ void Save_LBM(T_IO_Context * context)
Write_dword_be(LBM_file,sizeof(T_Palette));
Write_bytes(LBM_file,context->Palette,sizeof(T_Palette));
for (i=0; i<context->Color_cycles; i++)
{
Write_bytes(LBM_file,"CRNG",4);
Write_dword_be(LBM_file,8); // Section size
Write_word_be(LBM_file,0); // Padding
Write_word_be(LBM_file,context->Cycle_range[i].Speed*78); // Rate
Write_word_be(LBM_file,1|(context->Cycle_range[i].Inverse?2:0)); // Flags
Write_byte(LBM_file,context->Cycle_range[i].Start); // Min color
Write_byte(LBM_file,context->Cycle_range[i].End); // Max color
// No padding, size is multiple of 2
}
Write_bytes(LBM_file,"BODY",4);
Write_dword_be(LBM_file,0); // On mettra la taille à jour à la fin
@ -1037,8 +1049,8 @@ void Save_LBM(T_IO_Context * context)
file_size=File_length(filename);
LBM_file=fopen(filename,"rb+");
fseek(LBM_file,820,SEEK_SET);
Write_dword_be(LBM_file,file_size-824);
fseek(LBM_file,820+context->Color_cycles*16,SEEK_SET);
Write_dword_be(LBM_file,file_size-824-context->Color_cycles*16);
if (!File_error)
{

17
src/loadsave.c
View File

@ -607,6 +607,9 @@ void Load_image(T_IO_Context *context)
unsigned int index; // index de balayage des formats
T_Format *format = &(File_formats[2]); // Format du fichier à charger
int i;
// Not sure it's the best place...
context->Color_cycles=0;
// On place par défaut File_error à vrai au cas où on ne sache pas
// charger le format du fichier:
@ -1082,6 +1085,8 @@ void Init_context_backup_image(T_IO_Context * context, char *file_name, char *fi
/// Setup for loading/saving the current main image
void Init_context_layered_image(T_IO_Context * context, char *file_name, char *file_directory)
{
int i;
memset(context, 0, sizeof(T_IO_Context));
context->Type = CONTEXT_MAIN_IMAGE;
@ -1104,6 +1109,18 @@ void Init_context_layered_image(T_IO_Context * context, char *file_name, char *f
context->Target_address=Main_backups->Pages->Image[0];
context->Pitch=Main_image_width;
// Color cyling ranges:
for (i=0; i<16; i++)
{
if (Gradient_array[i].Start!=Gradient_array[i].End && Gradient_array[i].Speed)
{
context->Cycle_range[context->Color_cycles].Start=Gradient_array[i].Start;
context->Cycle_range[context->Color_cycles].End=Gradient_array[i].End;
context->Cycle_range[context->Color_cycles].Inverse=Gradient_array[i].Inverse;
context->Cycle_range[context->Color_cycles].Speed=Gradient_array[i].Speed;
context->Color_cycles++;
}
}
}
/// Setup for loading/saving the flattened version of current main image