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Started to add koala output format.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5578 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2012-03-05 20:30:25 +00:00
parent 15a8a51aa2
commit 8c1aed8b0f
6 changed files with 193 additions and 0 deletions
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16
src/sp65/bitmap.c
View File

@ -178,3 +178,19 @@ Pixel GetPixel (const Bitmap* B, unsigned X, unsigned Y)
unsigned GetBitmapColors (const Bitmap* B)
/* Get the number of colors in an image. The function will return the number
* of palette entries for indexed bitmaps and 2^24 for non indexed bitmaps.
*/
{
switch (B->Type) {
case bmMonochrome: return 2;
case bmIndexed: return B->Pal->Count;
case bmRGB:
case bmRGBA: return (1U << 24);
default: Internal ("Unknown bitmap type %u", B->Type);
}
}

35
src/sp65/bitmap.h
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@ -126,6 +126,41 @@ Pixel GetPixel (const Bitmap* B, unsigned X, unsigned Y);
* or a palette index, depending on the type of the bitmap.
*/
#if defined(HAVE_INLINE)
INLINE BitmapType GetBitmapType (const Bitmap* B)
/* Get the type of a bitmap */
{
return B->Type;
}
#else
# define GetBitmapType(B) ((B)->Type)
#endif
#if defined(HAVE_INLINE)
INLINE unsigned GetBitmapWidth (const Bitmap* B)
/* Get the width of a bitmap */
{
return B->Width;
}
#else
# define GetBitmapWidth(B) ((B)->Width)
#endif
#if defined(HAVE_INLINE)
INLINE unsigned GetBitmapHeight (const Bitmap* B)
/* Get the height of a bitmap */
{
return B->Height;
}
#else
# define GetBitmapHeight(B) ((B)->Height)
#endif
unsigned GetBitmapColors (const Bitmap* B);
/* Get the number of colors in an image. The function will return the number
* of palette entries for indexed bitmaps and 2^24 for non indexed bitmaps.
*/
/* End of bitmap.h */

71
src/sp65/koala.c Normal file
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@ -0,0 +1,71 @@
/*****************************************************************************/
/* */
/* koala.c */
/* */
/* Koala format backend for the sp65 sprite and bitmap utility */
/* */
/* */
/* */
/* (C) 2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
/* sp65 */
#include "koala.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
StrBuf* GenKoala (const Bitmap* B, const Collection* A)
/* Generate binary output in koala format for the bitmap B. The output is
* stored in a string buffer (which is actually a dynamic char array) and
* returned.
*/
{
/* Koala pictures are always 160x200 in size with 16 colors */
if (GetBitmapType (B) != bmIndexed ||
GetBitmapColors (B) > 16 ||
GetBitmapHeight (B) != 200 ||
GetBitmapWidth (B) != 160) {
Error ("Bitmaps converted to koala format must be in indexed mode "
"with 16 colors max and a size of 160x200");
}
}

69
src/sp65/koala.h Normal file
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@ -0,0 +1,69 @@
/*****************************************************************************/
/* */
/* koala.h */
/* */
/* Koala format backend for the sp65 sprite and bitmap utility */
/* */
/* */
/* */
/* (C) 2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef KOALA_H
#define KOALA_H
/* common */
#include "coll.h"
#include "strbuf.h"
/* sp65 */
#include "bitmap.h"
/*****************************************************************************/
/* Code */
/*****************************************************************************/
StrBuf* GenKoala (const Bitmap* B, const Collection* A);
/* Generate binary output in koala format for the bitmap B. The output is
* stored in a string buffer (which is actually a dynamic char array) and
* returned.
*/
/* End of koala.h */
#endif

1
src/sp65/make/gcc.mak
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@ -30,6 +30,7 @@ OBJS = asm.o \
error.o \
fileio.o \
input.o \
koala.o \
main.o \
output.o \
palette.o \

1
src/sp65/make/watcom.mak
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@ -68,6 +68,7 @@ OBJS = asm.obj \
error.obj \
fileio.obj \
input.obj \
koala.obj \
main.obj \
output.obj \
palette.obj \