Added conversion to GEOS icon format (which is actually identical to the VIC2
high-res sprite format). git-svn-id: svn://svn.cc65.org/cc65/trunk@5612 b7a2c559-68d2-44c3-8de9-860c34a00d81
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uz
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6 changed files with 195 additions and 3 deletions
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@ -143,10 +143,16 @@ attribute lists see <ref id="attr-lists" name="below">.
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<sect>Conversions<label id="conversions"><p>
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<sect1>VIC2 sprites<p>
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<sect1>GEOS icon<p>
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<sect1>Koala images<p>
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<sect1>Koala image<p>
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<sect1>Lynx sprite<p>
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<sect1>VIC2 sprite<p>
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@ -39,6 +39,7 @@
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#include "attr.h"
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#include "convert.h"
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#include "error.h"
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#include "geosicon.h"
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#include "koala.h"
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#include "lynxsprite.h"
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#include "vic2sprite.h"
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@ -60,6 +61,7 @@ struct ConverterMapEntry {
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/* Converter table, alphabetically sorted */
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static const ConverterMapEntry ConverterMap[] = {
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{ "geos-icon", GenGeosIcon },
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{ "koala", GenKoala },
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{ "lynx-sprite", GenLynxSprite },
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{ "vic2-sprite", GenVic2Sprite },
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@ -117,4 +119,4 @@ void ListConversionTargets (FILE* F)
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fprintf (F, " %s\n", ConverterMap[I].Format);
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}
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}
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113
src/sp65/geosicon.c
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113
src/sp65/geosicon.c
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@ -0,0 +1,113 @@
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/*****************************************************************************/
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/* */
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/* geosicon.c */
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/* */
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/* GEOS icon format backend for the sp65 sprite and bitmap utility */
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/* */
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/* */
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/* */
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/* (C) 2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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/* common */
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#include "attrib.h"
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#include "print.h"
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/* sp65 */
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#include "attr.h"
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#include "error.h"
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#include "geosicon.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Screen size of geos icon */
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#define WIDTH 24U
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#define HEIGHT 21U
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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StrBuf* GenGeosIcon (const Bitmap* B, const Collection* A attribute ((unused)))
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/* Generate binary output in GEOS icon format for the bitmap B. The output
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* is stored in a string buffer (which is actually a dynamic char array) and
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* returned.
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*/
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{
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StrBuf* D;
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unsigned X, Y;
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/* Output the image properties */
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Print (stdout, 1, "Image is %ux%u with %u colors%s\n",
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GetBitmapWidth (B), GetBitmapHeight (B), GetBitmapColors (B),
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BitmapIsIndexed (B)? " (indexed)" : "");
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/* Check the bitmap properties */
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if (!BitmapIsIndexed (B) ||
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GetBitmapHeight (B) != HEIGHT ||
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GetBitmapWidth (B) != WIDTH ||
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GetBitmapColors (B) > 2) {
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Error ("Invalid bitmap properties for conversion to GEOS icon");
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}
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/* Create the output buffer and resize it to the required size. */
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D = NewStrBuf ();
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SB_Realloc (D, 63);
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/* Convert the image */
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for (Y = 0; Y < HEIGHT; ++Y) {
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unsigned char V = 0;
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for (X = 0; X < WIDTH; ++X) {
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/* Fetch next bit into byte buffer */
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V = (V << 1) | (GetPixel (B, X, Y).Index & 0x01);
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/* Store full bytes into the output buffer */
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if ((X & 0x07) == 0x07) {
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SB_AppendChar (D, V);
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V = 0;
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}
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}
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}
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/* Return the converted bitmap */
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return D;
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}
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69
src/sp65/geosicon.h
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69
src/sp65/geosicon.h
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@ -0,0 +1,69 @@
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/*****************************************************************************/
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/* */
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/* geosicon.h */
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/* */
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/* GEOS icon format backend for the sp65 sprite and bitmap utility */
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/* */
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/* */
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/* */
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/* (C) 2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef GEOSICON_H
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#define GEOSICON_H
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/* common */
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#include "coll.h"
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#include "strbuf.h"
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/* sp65 */
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#include "bitmap.h"
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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StrBuf* GenGeosIcon (const Bitmap* B, const Collection* A);
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/* Generate binary output in GEOS icon format for the bitmap B. The output
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* is stored in a string buffer (which is actually a dynamic char array) and
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* returned.
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*/
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/* End of geosicon.h */
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#endif
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@ -31,6 +31,7 @@ OBJS = asm.o \
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convert.o \
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error.o \
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fileio.o \
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geosicon.o \
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input.o \
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koala.o \
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lynxsprite.o \
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@ -69,6 +69,7 @@ OBJS = asm.obj \
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convert.obj \
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error.obj \
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fileio.obj \
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geosicon.obj \
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input.obj \
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koala.obj \
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lynxsprite.obj \
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