diff options
| author | John Mark Bell <jmb@netsurf-browser.org> | 2010-02-13 00:49:06 +0000 |
|---|---|---|
| committer | John Mark Bell <jmb@netsurf-browser.org> | 2010-02-13 00:49:06 +0000 |
| commit | 2de8808ff45e8a8bf73cd6c6fd7379b76c318491 (patch) | |
| tree | 6850612851563efc399bfa7cd65a39a1567f3d6d /trunk | |
| parent | 40e60828463a7762c3da9995812803374bca0cf1 (diff) | |
| download | librosprite-2de8808ff45e8a8bf73cd6c6fd7379b76c318491.tar.gz librosprite-2de8808ff45e8a8bf73cd6c6fd7379b76c318491.tar.bz2 | |
Merge imported librosprite onto trunk
svn path=/trunk/librosprite/; revision=10029
Diffstat (limited to 'trunk')
| -rw-r--r-- | trunk/COPYING | 19 | ||||
| -rw-r--r-- | trunk/Doxyfile | 1252 | ||||
| -rw-r--r-- | trunk/Makefile | 63 | ||||
| -rw-r--r-- | trunk/example.c | 177 | ||||
| -rw-r--r-- | trunk/librosprite.c | 840 | ||||
| -rw-r--r-- | trunk/librosprite.h | 185 | ||||
| -rw-r--r-- | trunk/librosprite.pc.in | 10 | ||||
| -rw-r--r-- | trunk/palette2c.c | 48 | ||||
| -rw-r--r-- | trunk/palettes/16colour | bin | 120 -> 0 bytes | |||
| -rw-r--r-- | trunk/palettes/16mono | bin | 120 -> 0 bytes | |||
| -rw-r--r-- | trunk/palettes/256colour | bin | 1536 -> 0 bytes | |||
| -rw-r--r-- | trunk/palettes/256mono | bin | 1536 -> 0 bytes | |||
| -rw-r--r-- | trunk/palettes/2mono | bin | 12 -> 0 bytes | |||
| -rw-r--r-- | trunk/palettes/4mono | bin | 24 -> 0 bytes | |||
| -rw-r--r-- | trunk/test-data/32bpp-alpha-test | bin | 30356 -> 0 bytes | |||
| -rw-r--r-- | trunk/test-data/primary-color-16bpp | bin | 180144 -> 0 bytes | |||
| -rw-r--r-- | trunk/test-data/small | bin | 224 -> 0 bytes |
17 files changed, 0 insertions, 2594 deletions
diff --git a/trunk/COPYING b/trunk/COPYING deleted file mode 100644 index d78f0a7..0000000 --- a/trunk/COPYING +++ /dev/null @@ -1,19 +0,0 @@ -Copyright (c) 2008 James Shaw <js102@zepler.net> - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -THE SOFTWARE.
\ No newline at end of file diff --git a/trunk/Doxyfile b/trunk/Doxyfile deleted file mode 100644 index c2bd8a3..0000000 --- a/trunk/Doxyfile +++ /dev/null @@ -1,1252 +0,0 @@ -# Doxyfile 1.5.1 - -# This file describes the settings to be used by the documentation system -# doxygen (www.doxygen.org) for a project -# -# All text after a hash (#) is considered a comment and will be ignored -# The format is: -# TAG = value [value, ...] -# For lists items can also be appended using: -# TAG += value [value, ...] -# Values that contain spaces should be placed between quotes (" ") - -#--------------------------------------------------------------------------- -# Project related configuration options -#--------------------------------------------------------------------------- - -# The PROJECT_NAME tag is a single word (or a sequence of words surrounded -# by quotes) that should identify the project. - -PROJECT_NAME = librosprite - -# The PROJECT_NUMBER tag can be used to enter a project or revision number. -# This could be handy for archiving the generated documentation or -# if some version control system is used. - -PROJECT_NUMBER = - -# The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) -# base path where the generated documentation will be put. -# If a relative path is entered, it will be relative to the location -# where doxygen was started. If left blank the current directory will be used. - -OUTPUT_DIRECTORY = - -# If the CREATE_SUBDIRS tag is set to YES, then doxygen will create -# 4096 sub-directories (in 2 levels) under the output directory of each output -# format and will distribute the generated files over these directories. -# Enabling this option can be useful when feeding doxygen a huge amount of -# source files, where putting all generated files in the same directory would -# otherwise cause performance problems for the file system. - -CREATE_SUBDIRS = NO - -# The OUTPUT_LANGUAGE tag is used to specify the language in which all -# documentation generated by doxygen is written. Doxygen will use this -# information to generate all constant output in the proper language. -# The default language is English, other supported languages are: -# Afrikaans, Arabic, Brazilian, Catalan, Chinese, Chinese-Traditional, -# Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hungarian, -# Italian, Japanese, Japanese-en (Japanese with English messages), Korean, -# Korean-en, Lithuanian, Norwegian, Polish, Portuguese, Romanian, Russian, -# Serbian, Slovak, Slovene, Spanish, Swedish, and Ukrainian. - -OUTPUT_LANGUAGE = English - -# This tag can be used to specify the encoding used in the generated output. -# The encoding is not always determined by the language that is chosen, -# but also whether or not the output is meant for Windows or non-Windows users. -# In case there is a difference, setting the USE_WINDOWS_ENCODING tag to YES -# forces the Windows encoding (this is the default for the Windows binary), -# whereas setting the tag to NO uses a Unix-style encoding (the default for -# all platforms other than Windows). - -USE_WINDOWS_ENCODING = NO - -# If the BRIEF_MEMBER_DESC tag is set to YES (the default) Doxygen will -# include brief member descriptions after the members that are listed in -# the file and class documentation (similar to JavaDoc). -# Set to NO to disable this. - -BRIEF_MEMBER_DESC = YES - -# If the REPEAT_BRIEF tag is set to YES (the default) Doxygen will prepend -# the brief description of a member or function before the detailed description. -# Note: if both HIDE_UNDOC_MEMBERS and BRIEF_MEMBER_DESC are set to NO, the -# brief descriptions will be completely suppressed. - -REPEAT_BRIEF = YES - -# This tag implements a quasi-intelligent brief description abbreviator -# that is used to form the text in various listings. Each string -# in this list, if found as the leading text of the brief description, will be -# stripped from the text and the result after processing the whole list, is -# used as the annotated text. Otherwise, the brief description is used as-is. -# If left blank, the following values are used ("$name" is automatically -# replaced with the name of the entity): "The $name class" "The $name widget" -# "The $name file" "is" "provides" "specifies" "contains" -# "represents" "a" "an" "the" - -ABBREVIATE_BRIEF = - -# If the ALWAYS_DETAILED_SEC and REPEAT_BRIEF tags are both set to YES then -# Doxygen will generate a detailed section even if there is only a brief -# description. - -ALWAYS_DETAILED_SEC = NO - -# If the INLINE_INHERITED_MEMB tag is set to YES, doxygen will show all -# inherited members of a class in the documentation of that class as if those -# members were ordinary class members. Constructors, destructors and assignment -# operators of the base classes will not be shown. - -INLINE_INHERITED_MEMB = NO - -# If the FULL_PATH_NAMES tag is set to YES then Doxygen will prepend the full -# path before files name in the file list and in the header files. If set -# to NO the shortest path that makes the file name unique will be used. - -FULL_PATH_NAMES = YES - -# If the FULL_PATH_NAMES tag is set to YES then the STRIP_FROM_PATH tag -# can be used to strip a user-defined part of the path. Stripping is -# only done if one of the specified strings matches the left-hand part of -# the path. The tag can be used to show relative paths in the file list. -# If left blank the directory from which doxygen is run is used as the -# path to strip. - -STRIP_FROM_PATH = - -# The STRIP_FROM_INC_PATH tag can be used to strip a user-defined part of -# the path mentioned in the documentation of a class, which tells -# the reader which header file to include in order to use a class. -# If left blank only the name of the header file containing the class -# definition is used. Otherwise one should specify the include paths that -# are normally passed to the compiler using the -I flag. - -STRIP_FROM_INC_PATH = - -# If the SHORT_NAMES tag is set to YES, doxygen will generate much shorter -# (but less readable) file names. This can be useful is your file systems -# doesn't support long names like on DOS, Mac, or CD-ROM. - -SHORT_NAMES = NO - -# If the JAVADOC_AUTOBRIEF tag is set to YES then Doxygen -# will interpret the first line (until the first dot) of a JavaDoc-style -# comment as the brief description. If set to NO, the JavaDoc -# comments will behave just like the Qt-style comments (thus requiring an -# explicit @brief command for a brief description. - -JAVADOC_AUTOBRIEF = YES - -# The MULTILINE_CPP_IS_BRIEF tag can be set to YES to make Doxygen -# treat a multi-line C++ special comment block (i.e. a block of //! or /// -# comments) as a brief description. This used to be the default behaviour. -# The new default is to treat a multi-line C++ comment block as a detailed -# description. Set this tag to YES if you prefer the old behaviour instead. - -MULTILINE_CPP_IS_BRIEF = NO - -# If the DETAILS_AT_TOP tag is set to YES then Doxygen -# will output the detailed description near the top, like JavaDoc. -# If set to NO, the detailed description appears after the member -# documentation. - -DETAILS_AT_TOP = NO - -# If the INHERIT_DOCS tag is set to YES (the default) then an undocumented -# member inherits the documentation from any documented member that it -# re-implements. - -INHERIT_DOCS = YES - -# If the SEPARATE_MEMBER_PAGES tag is set to YES, then doxygen will produce -# a new page for each member. 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The list -# of all members will be omitted, etc. - -OPTIMIZE_OUTPUT_FOR_C = NO - -# Set the OPTIMIZE_OUTPUT_JAVA tag to YES if your project consists of Java -# sources only. Doxygen will then generate output that is more tailored for Java. -# For instance, namespaces will be presented as packages, qualified scopes -# will look different, etc. - -OPTIMIZE_OUTPUT_JAVA = NO - -# If you use STL classes (i.e. std::string, std::vector, etc.) but do not want to -# include (a tag file for) the STL sources as input, then you should -# set this tag to YES in order to let doxygen match functions declarations and -# definitions whose arguments contain STL classes (e.g. func(std::string); v.s. -# func(std::string) {}). 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Alternatively, this can be done per class using -# the \nosubgrouping command. - -SUBGROUPING = YES - -#--------------------------------------------------------------------------- -# Build related configuration options -#--------------------------------------------------------------------------- - -# If the EXTRACT_ALL tag is set to YES doxygen will assume all entities in -# documentation are documented, even if no documentation was available. -# Private class members and static file members will be hidden unless -# the EXTRACT_PRIVATE and EXTRACT_STATIC tags are set to YES - -EXTRACT_ALL = NO - -# If the EXTRACT_PRIVATE tag is set to YES all private members of a class -# will be included in the documentation. - -EXTRACT_PRIVATE = NO - -# If the EXTRACT_STATIC tag is set to YES all static members of a file -# will be included in the documentation. - -EXTRACT_STATIC = YES - -# If the EXTRACT_LOCAL_CLASSES tag is set to YES classes (and structs) -# defined locally in source files will be included in the documentation. -# If set to NO only classes defined in header files are included. - -EXTRACT_LOCAL_CLASSES = YES - -# This flag is only useful for Objective-C code. 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The htags tool is part of GNU's global source -# tagging system (see http://www.gnu.org/software/global/global.html). You -# will need version 4.8.6 or higher. - -USE_HTAGS = NO - -# If the VERBATIM_HEADERS tag is set to YES (the default) then Doxygen -# will generate a verbatim copy of the header file for each class for -# which an include is specified. Set to NO to disable this. - -VERBATIM_HEADERS = YES - -#--------------------------------------------------------------------------- -# configuration options related to the alphabetical class index -#--------------------------------------------------------------------------- - -# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index -# of all compounds will be generated. Enable this if the project -# contains a lot of classes, structs, unions or interfaces. - -ALPHABETICAL_INDEX = NO - -# If the alphabetical index is enabled (see ALPHABETICAL_INDEX) then -# the COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns -# in which this list will be split (can be a number in the range [1..20]) - -COLS_IN_ALPHA_INDEX = 5 - -# In case all classes in a project start with a common prefix, all -# classes will be put under the same header in the alphabetical index. -# The IGNORE_PREFIX tag can be used to specify one or more prefixes that -# should be ignored while generating the index headers. - -IGNORE_PREFIX = - -#--------------------------------------------------------------------------- -# configuration options related to the HTML output -#--------------------------------------------------------------------------- - -# If the GENERATE_HTML tag is set to YES (the default) Doxygen will -# generate HTML output. - -GENERATE_HTML = YES - -# The HTML_OUTPUT tag is used to specify where the HTML docs will be put. -# If a relative path is entered the value of OUTPUT_DIRECTORY will be -# put in front of it. If left blank `html' will be used as the default path. - -HTML_OUTPUT = doc - -# The HTML_FILE_EXTENSION tag can be used to specify the file extension for -# each generated HTML page (for example: .htm,.php,.asp). If it is left blank -# doxygen will generate files with .html extension. - -HTML_FILE_EXTENSION = .html - -# The HTML_HEADER tag can be used to specify a personal HTML header for -# each generated HTML page. If it is left blank doxygen will generate a -# standard header. - -HTML_HEADER = - -# The HTML_FOOTER tag can be used to specify a personal HTML footer for -# each generated HTML page. If it is left blank doxygen will generate a -# standard footer. - -HTML_FOOTER = - -# The HTML_STYLESHEET tag can be used to specify a user-defined cascading -# style sheet that is used by each HTML page. It can be used to -# fine-tune the look of the HTML output. If the tag is left blank doxygen -# will generate a default style sheet. Note that doxygen will try to copy -# the style sheet file to the HTML output directory, so don't put your own -# stylesheet in the HTML output directory as well, or it will be erased! - -HTML_STYLESHEET = - -# If the HTML_ALIGN_MEMBERS tag is set to YES, the members of classes, -# files or namespaces will be aligned in HTML using tables. If set to -# NO a bullet list will be used. - -HTML_ALIGN_MEMBERS = YES - -# If the GENERATE_HTMLHELP tag is set to YES, additional index files -# will be generated that can be used as input for tools like the -# Microsoft HTML help workshop to generate a compressed HTML help file (.chm) -# of the generated HTML documentation. - -GENERATE_HTMLHELP = NO - -# If the GENERATE_HTMLHELP tag is set to YES, the CHM_FILE tag can -# be used to specify the file name of the resulting .chm file. You -# can add a path in front of the file if the result should not be -# written to the html output directory. - -CHM_FILE = - -# If the GENERATE_HTMLHELP tag is set to YES, the HHC_LOCATION tag can -# be used to specify the location (absolute path including file name) of -# the HTML help compiler (hhc.exe). If non-empty doxygen will try to run -# the HTML help compiler on the generated index.hhp. - -HHC_LOCATION = - -# If the GENERATE_HTMLHELP tag is set to YES, the GENERATE_CHI flag -# controls if a separate .chi index file is generated (YES) or that -# it should be included in the master .chm file (NO). - -GENERATE_CHI = NO - -# If the GENERATE_HTMLHELP tag is set to YES, the BINARY_TOC flag -# controls whether a binary table of contents is generated (YES) or a -# normal table of contents (NO) in the .chm file. - -BINARY_TOC = NO - -# The TOC_EXPAND flag can be set to YES to add extra items for group members -# to the contents of the HTML help documentation and to the tree view. - -TOC_EXPAND = NO - -# The DISABLE_INDEX tag can be used to turn on/off the condensed index at -# top of each HTML page. The value NO (the default) enables the index and -# the value YES disables it. - -DISABLE_INDEX = NO - -# This tag can be used to set the number of enum values (range [1..20]) -# that doxygen will group on one line in the generated HTML documentation. - -ENUM_VALUES_PER_LINE = 4 - -# If the GENERATE_TREEVIEW tag is set to YES, a side panel will be -# generated containing a tree-like index structure (just like the one that -# is generated for HTML Help). For this to work a browser that supports -# JavaScript, DHTML, CSS and frames is required (for instance Mozilla 1.0+, -# Netscape 6.0+, Internet explorer 5.0+, or Konqueror). Windows users are -# probably better off using the HTML help feature. - -GENERATE_TREEVIEW = NO - -# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be -# used to set the initial width (in pixels) of the frame in which the tree -# is shown. - -TREEVIEW_WIDTH = 250 - -#--------------------------------------------------------------------------- -# configuration options related to the LaTeX output -#--------------------------------------------------------------------------- - -# If the GENERATE_LATEX tag is set to YES (the default) Doxygen will -# generate Latex output. - -GENERATE_LATEX = NO - -# The LATEX_OUTPUT tag is used to specify where the LaTeX docs will be put. -# If a relative path is entered the value of OUTPUT_DIRECTORY will be -# put in front of it. If left blank `latex' will be used as the default path. - -LATEX_OUTPUT = latex - -# The LATEX_CMD_NAME tag can be used to specify the LaTeX command name to be -# invoked. If left blank `latex' will be used as the default command name. - -LATEX_CMD_NAME = latex - -# The MAKEINDEX_CMD_NAME tag can be used to specify the command name to -# generate index for LaTeX. If left blank `makeindex' will be used as the -# default command name. - -MAKEINDEX_CMD_NAME = makeindex - -# If the COMPACT_LATEX tag is set to YES Doxygen generates more compact -# LaTeX documents. This may be useful for small projects and may help to -# save some trees in general. - -COMPACT_LATEX = NO - -# The PAPER_TYPE tag can be used to set the paper type that is used -# by the printer. Possible values are: a4, a4wide, letter, legal and -# executive. If left blank a4wide will be used. - -PAPER_TYPE = a4wide - -# The EXTRA_PACKAGES tag can be to specify one or more names of LaTeX -# packages that should be included in the LaTeX output. - -EXTRA_PACKAGES = - -# The LATEX_HEADER tag can be used to specify a personal LaTeX header for -# the generated latex document. The header should contain everything until -# the first chapter. If it is left blank doxygen will generate a -# standard header. Notice: only use this tag if you know what you are doing! - -LATEX_HEADER = - -# If the PDF_HYPERLINKS tag is set to YES, the LaTeX that is generated -# is prepared for conversion to pdf (using ps2pdf). The pdf file will -# contain links (just like the HTML output) instead of page references -# This makes the output suitable for online browsing using a pdf viewer. - -PDF_HYPERLINKS = NO - -# If the USE_PDFLATEX tag is set to YES, pdflatex will be used instead of -# plain latex in the generated Makefile. Set this option to YES to get a -# higher quality PDF documentation. - -USE_PDFLATEX = NO - -# If the LATEX_BATCHMODE tag is set to YES, doxygen will add the \\batchmode. -# command to the generated LaTeX files. This will instruct LaTeX to keep -# running if errors occur, instead of asking the user for help. -# This option is also used when generating formulas in HTML. - -LATEX_BATCHMODE = NO - -# If LATEX_HIDE_INDICES is set to YES then doxygen will not -# include the index chapters (such as File Index, Compound Index, etc.) -# in the output. - -LATEX_HIDE_INDICES = NO - -#--------------------------------------------------------------------------- -# configuration options related to the RTF output -#--------------------------------------------------------------------------- - -# If the GENERATE_RTF tag is set to YES Doxygen will generate RTF output -# The RTF output is optimized for Word 97 and may not look very pretty with -# other RTF readers or editors. - -GENERATE_RTF = NO - -# The RTF_OUTPUT tag is used to specify where the RTF docs will be put. -# If a relative path is entered the value of OUTPUT_DIRECTORY will be -# put in front of it. If left blank `rtf' will be used as the default path. - -RTF_OUTPUT = rtf - -# If the COMPACT_RTF tag is set to YES Doxygen generates more compact -# RTF documents. This may be useful for small projects and may help to -# save some trees in general. - -COMPACT_RTF = NO - -# If the RTF_HYPERLINKS tag is set to YES, the RTF that is generated -# will contain hyperlink fields. The RTF file will -# contain links (just like the HTML output) instead of page references. -# This makes the output suitable for online browsing using WORD or other -# programs which support those fields. -# Note: wordpad (write) and others do not support links. - -RTF_HYPERLINKS = NO - -# Load stylesheet definitions from file. Syntax is similar to doxygen's -# config file, i.e. a series of assignments. You only have to provide -# replacements, missing definitions are set to their default value. - -RTF_STYLESHEET_FILE = - -# Set optional variables used in the generation of an rtf document. -# Syntax is similar to doxygen's config file. - -RTF_EXTENSIONS_FILE = - -#--------------------------------------------------------------------------- -# configuration options related to the man page output -#--------------------------------------------------------------------------- - -# If the GENERATE_MAN tag is set to YES (the default) Doxygen will -# generate man pages - -GENERATE_MAN = NO - -# The MAN_OUTPUT tag is used to specify where the man pages will be put. -# If a relative path is entered the value of OUTPUT_DIRECTORY will be -# put in front of it. If left blank `man' will be used as the default path. - -MAN_OUTPUT = man - -# The MAN_EXTENSION tag determines the extension that is added to -# the generated man pages (default is the subroutine's section .3) - -MAN_EXTENSION = .3 - -# If the MAN_LINKS tag is set to YES and Doxygen generates man output, -# then it will generate one additional man file for each entity -# documented in the real man page(s). These additional files -# only source the real man page, but without them the man command -# would be unable to find the correct page. The default is NO. - -MAN_LINKS = NO - -#--------------------------------------------------------------------------- -# configuration options related to the XML output -#--------------------------------------------------------------------------- - -# If the GENERATE_XML tag is set to YES Doxygen will -# generate an XML file that captures the structure of -# the code including all documentation. - -GENERATE_XML = NO - -# The XML_OUTPUT tag is used to specify where the XML pages will be put. -# If a relative path is entered the value of OUTPUT_DIRECTORY will be -# put in front of it. If left blank `xml' will be used as the default path. - -XML_OUTPUT = xml - -# The XML_SCHEMA tag can be used to specify an XML schema, -# which can be used by a validating XML parser to check the -# syntax of the XML files. - -XML_SCHEMA = - -# The XML_DTD tag can be used to specify an XML DTD, -# which can be used by a validating XML parser to check the -# syntax of the XML files. - -XML_DTD = - -# If the XML_PROGRAMLISTING tag is set to YES Doxygen will -# dump the program listings (including syntax highlighting -# and cross-referencing information) to the XML output. Note that -# enabling this will significantly increase the size of the XML output. - -XML_PROGRAMLISTING = YES - -#--------------------------------------------------------------------------- -# configuration options for the AutoGen Definitions output -#--------------------------------------------------------------------------- - -# If the GENERATE_AUTOGEN_DEF tag is set to YES Doxygen will -# generate an AutoGen Definitions (see autogen.sf.net) file -# that captures the structure of the code including all -# documentation. Note that this feature is still experimental -# and incomplete at the moment. - -GENERATE_AUTOGEN_DEF = NO - -#--------------------------------------------------------------------------- -# configuration options related to the Perl module output -#--------------------------------------------------------------------------- - -# If the GENERATE_PERLMOD tag is set to YES Doxygen will -# generate a Perl module file that captures the structure of -# the code including all documentation. Note that this -# feature is still experimental and incomplete at the -# moment. - -GENERATE_PERLMOD = NO - -# If the PERLMOD_LATEX tag is set to YES Doxygen will generate -# the necessary Makefile rules, Perl scripts and LaTeX code to be able -# to generate PDF and DVI output from the Perl module output. - -PERLMOD_LATEX = NO - -# If the PERLMOD_PRETTY tag is set to YES the Perl module output will be -# nicely formatted so it can be parsed by a human reader. This is useful -# if you want to understand what is going on. On the other hand, if this -# tag is set to NO the size of the Perl module output will be much smaller -# and Perl will parse it just the same. - -PERLMOD_PRETTY = YES - -# The names of the make variables in the generated doxyrules.make file -# are prefixed with the string contained in PERLMOD_MAKEVAR_PREFIX. -# This is useful so different doxyrules.make files included by the same -# Makefile don't overwrite each other's variables. - -PERLMOD_MAKEVAR_PREFIX = - -#--------------------------------------------------------------------------- -# Configuration options related to the preprocessor -#--------------------------------------------------------------------------- - -# If the ENABLE_PREPROCESSING tag is set to YES (the default) Doxygen will -# evaluate all C-preprocessor directives found in the sources and include -# files. - -ENABLE_PREPROCESSING = YES - -# If the MACRO_EXPANSION tag is set to YES Doxygen will expand all macro -# names in the source code. If set to NO (the default) only conditional -# compilation will be performed. Macro expansion can be done in a controlled -# way by setting EXPAND_ONLY_PREDEF to YES. - -MACRO_EXPANSION = NO - -# If the EXPAND_ONLY_PREDEF and MACRO_EXPANSION tags are both set to YES -# then the macro expansion is limited to the macros specified with the -# PREDEFINED and EXPAND_AS_DEFINED tags. - -EXPAND_ONLY_PREDEF = NO - -# If the SEARCH_INCLUDES tag is set to YES (the default) the includes files -# in the INCLUDE_PATH (see below) will be search if a #include is found. - -SEARCH_INCLUDES = YES - -# The INCLUDE_PATH tag can be used to specify one or more directories that -# contain include files that are not input files but should be processed by -# the preprocessor. - -INCLUDE_PATH = - -# You can use the INCLUDE_FILE_PATTERNS tag to specify one or more wildcard -# patterns (like *.h and *.hpp) to filter out the header-files in the -# directories. If left blank, the patterns specified with FILE_PATTERNS will -# be used. - -INCLUDE_FILE_PATTERNS = - -# The PREDEFINED tag can be used to specify one or more macro names that -# are defined before the preprocessor is started (similar to the -D option of -# gcc). The argument of the tag is a list of macros of the form: name -# or name=definition (no spaces). If the definition and the = are -# omitted =1 is assumed. To prevent a macro definition from being -# undefined via #undef or recursively expanded use the := operator -# instead of the = operator. - -PREDEFINED = - -# If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then -# this tag can be used to specify a list of macro names that should be expanded. -# The macro definition that is found in the sources will be used. -# Use the PREDEFINED tag if you want to use a different macro definition. - -EXPAND_AS_DEFINED = - -# If the SKIP_FUNCTION_MACROS tag is set to YES (the default) then -# doxygen's preprocessor will remove all function-like macros that are alone -# on a line, have an all uppercase name, and do not end with a semicolon. Such -# function macros are typically used for boiler-plate code, and will confuse -# the parser if not removed. - -SKIP_FUNCTION_MACROS = YES - -#--------------------------------------------------------------------------- -# Configuration::additions related to external references -#--------------------------------------------------------------------------- - -# The TAGFILES option can be used to specify one or more tagfiles. -# Optionally an initial location of the external documentation -# can be added for each tagfile. The format of a tag file without -# this location is as follows: -# TAGFILES = file1 file2 ... -# Adding location for the tag files is done as follows: -# TAGFILES = file1=loc1 "file2 = loc2" ... -# where "loc1" and "loc2" can be relative or absolute paths or -# URLs. If a location is present for each tag, the installdox tool -# does not have to be run to correct the links. -# Note that each tag file must have a unique name -# (where the name does NOT include the path) -# If a tag file is not located in the directory in which doxygen -# is run, you must also specify the path to the tagfile here. - -TAGFILES = - -# When a file name is specified after GENERATE_TAGFILE, doxygen will create -# a tag file that is based on the input files it reads. - -GENERATE_TAGFILE = - -# If the ALLEXTERNALS tag is set to YES all external classes will be listed -# in the class index. If set to NO only the inherited external classes -# will be listed. - -ALLEXTERNALS = NO - -# If the EXTERNAL_GROUPS tag is set to YES all external groups will be listed -# in the modules index. If set to NO, only the current project's groups will -# be listed. - -EXTERNAL_GROUPS = YES - -# The PERL_PATH should be the absolute path and name of the perl script -# interpreter (i.e. the result of `which perl'). - -PERL_PATH = /usr/bin/perl - -#--------------------------------------------------------------------------- -# Configuration options related to the dot tool -#--------------------------------------------------------------------------- - -# If the CLASS_DIAGRAMS tag is set to YES (the default) Doxygen will -# generate a inheritance diagram (in HTML, RTF and LaTeX) for classes with base -# or super classes. Setting the tag to NO turns the diagrams off. Note that -# this option is superseded by the HAVE_DOT option below. This is only a -# fallback. It is recommended to install and use dot, since it yields more -# powerful graphs. - -CLASS_DIAGRAMS = YES - -# If set to YES, the inheritance and collaboration graphs will hide -# inheritance and usage relations if the target is undocumented -# or is not a class. - -HIDE_UNDOC_RELATIONS = YES - -# If you set the HAVE_DOT tag to YES then doxygen will assume the dot tool is -# available from the path. This tool is part of Graphviz, a graph visualization -# toolkit from AT&T and Lucent Bell Labs. The other options in this section -# have no effect if this option is set to NO (the default) - -HAVE_DOT = NO - -# If the CLASS_GRAPH and HAVE_DOT tags are set to YES then doxygen -# will generate a graph for each documented class showing the direct and -# indirect inheritance relations. Setting this tag to YES will force the -# the CLASS_DIAGRAMS tag to NO. - -CLASS_GRAPH = YES - -# If the COLLABORATION_GRAPH and HAVE_DOT tags are set to YES then doxygen -# will generate a graph for each documented class showing the direct and -# indirect implementation dependencies (inheritance, containment, and -# class references variables) of the class with other documented classes. - -COLLABORATION_GRAPH = YES - -# If the GROUP_GRAPHS and HAVE_DOT tags are set to YES then doxygen -# will generate a graph for groups, showing the direct groups dependencies - -GROUP_GRAPHS = YES - -# If the UML_LOOK tag is set to YES doxygen will generate inheritance and -# collaboration diagrams in a style similar to the OMG's Unified Modeling -# Language. - -UML_LOOK = NO - -# If set to YES, the inheritance and collaboration graphs will show the -# relations between templates and their instances. - -TEMPLATE_RELATIONS = NO - -# If the ENABLE_PREPROCESSING, SEARCH_INCLUDES, INCLUDE_GRAPH, and HAVE_DOT -# tags are set to YES then doxygen will generate a graph for each documented -# file showing the direct and indirect include dependencies of the file with -# other documented files. - -INCLUDE_GRAPH = YES - -# If the ENABLE_PREPROCESSING, SEARCH_INCLUDES, INCLUDED_BY_GRAPH, and -# HAVE_DOT tags are set to YES then doxygen will generate a graph for each -# documented header file showing the documented files that directly or -# indirectly include this file. - -INCLUDED_BY_GRAPH = YES - -# If the CALL_GRAPH and HAVE_DOT tags are set to YES then doxygen will -# generate a call dependency graph for every global function or class method. -# Note that enabling this option will significantly increase the time of a run. -# So in most cases it will be better to enable call graphs for selected -# functions only using the \callgraph command. - -CALL_GRAPH = NO - -# If the CALLER_GRAPH and HAVE_DOT tags are set to YES then doxygen will -# generate a caller dependency graph for every global function or class method. -# Note that enabling this option will significantly increase the time of a run. -# So in most cases it will be better to enable caller graphs for selected -# functions only using the \callergraph command. - -CALLER_GRAPH = NO - -# If the GRAPHICAL_HIERARCHY and HAVE_DOT tags are set to YES then doxygen -# will graphical hierarchy of all classes instead of a textual one. - -GRAPHICAL_HIERARCHY = YES - -# If the DIRECTORY_GRAPH, SHOW_DIRECTORIES and HAVE_DOT tags are set to YES -# then doxygen will show the dependencies a directory has on other directories -# in a graphical way. The dependency relations are determined by the #include -# relations between the files in the directories. - -DIRECTORY_GRAPH = YES - -# The DOT_IMAGE_FORMAT tag can be used to set the image format of the images -# generated by dot. Possible values are png, jpg, or gif -# If left blank png will be used. - -DOT_IMAGE_FORMAT = png - -# The tag DOT_PATH can be used to specify the path where the dot tool can be -# found. If left blank, it is assumed the dot tool can be found in the path. - -DOT_PATH = - -# The DOTFILE_DIRS tag can be used to specify one or more directories that -# contain dot files that are included in the documentation (see the -# \dotfile command). - -DOTFILE_DIRS = - -# The MAX_DOT_GRAPH_WIDTH tag can be used to set the maximum allowed width -# (in pixels) of the graphs generated by dot. If a graph becomes larger than -# this value, doxygen will try to truncate the graph, so that it fits within -# the specified constraint. Beware that most browsers cannot cope with very -# large images. - -MAX_DOT_GRAPH_WIDTH = 1024 - -# The MAX_DOT_GRAPH_HEIGHT tag can be used to set the maximum allows height -# (in pixels) of the graphs generated by dot. If a graph becomes larger than -# this value, doxygen will try to truncate the graph, so that it fits within -# the specified constraint. Beware that most browsers cannot cope with very -# large images. - -MAX_DOT_GRAPH_HEIGHT = 1024 - -# The MAX_DOT_GRAPH_DEPTH tag can be used to set the maximum depth of the -# graphs generated by dot. A depth value of 3 means that only nodes reachable -# from the root by following a path via at most 3 edges will be shown. Nodes -# that lay further from the root node will be omitted. Note that setting this -# option to 1 or 2 may greatly reduce the computation time needed for large -# code bases. Also note that a graph may be further truncated if the graph's -# image dimensions are not sufficient to fit the graph (see MAX_DOT_GRAPH_WIDTH -# and MAX_DOT_GRAPH_HEIGHT). If 0 is used for the depth value (the default), -# the graph is not depth-constrained. - -MAX_DOT_GRAPH_DEPTH = 0 - -# Set the DOT_TRANSPARENT tag to YES to generate images with a transparent -# background. This is disabled by default, which results in a white background. -# Warning: Depending on the platform used, enabling this option may lead to -# badly anti-aliased labels on the edges of a graph (i.e. they become hard to -# read). - -DOT_TRANSPARENT = NO - -# Set the DOT_MULTI_TARGETS tag to YES allow dot to generate multiple output -# files in one run (i.e. multiple -o and -T options on the command line). This -# makes dot run faster, but since only newer versions of dot (>1.8.10) -# support this, this feature is disabled by default. - -DOT_MULTI_TARGETS = NO - -# If the GENERATE_LEGEND tag is set to YES (the default) Doxygen will -# generate a legend page explaining the meaning of the various boxes and -# arrows in the dot generated graphs. - -GENERATE_LEGEND = YES - -# If the DOT_CLEANUP tag is set to YES (the default) Doxygen will -# remove the intermediate dot files that are used to generate -# the various graphs. - -DOT_CLEANUP = YES - -#--------------------------------------------------------------------------- -# Configuration::additions related to the search engine -#--------------------------------------------------------------------------- - -# The SEARCHENGINE tag specifies whether or not a search engine should be -# used. If set to NO the values of all tags below this one will be ignored. - -SEARCHENGINE = NO diff --git a/trunk/Makefile b/trunk/Makefile deleted file mode 100644 index b32bace..0000000 --- a/trunk/Makefile +++ /dev/null @@ -1,63 +0,0 @@ -AR = ar -CC = gcc -LD = gcc -DOXYGEN = doxygen -INSTALL = install -SED = sed -MKDIR = mkdir -PKG_CONFIG = pkg-config - -ARFLAGS = -cru -CFLAGS = -g -Wall -Wextra -Wundef -Wpointer-arith -Wcast-align \ - -Wwrite-strings -Wstrict-prototypes \ - -Wnested-externs -Werror -pedantic -std=c99 \ - -Wno-format-zero-length -Wformat-security -Wstrict-aliasing=2 \ - -Wmissing-format-attribute -Wunused -Wunreachable-code \ - -Wformat=2 -Werror-implicit-function-declaration \ - -Wmissing-declarations -Wmissing-prototypes -LDFLAGS = -g -L./ - -# Installation prefix, if not already defined (e.g. on command line) -PREFIX ?= /usr/local -DESTDIR ?= - -.PHONY: all clean docs install uninstall - -all: librosprite.a - -example: librosprite.a example.o - ${LD} -o $@ example.o ${LDFLAGS} \ - $(shell PKG_CONFIG_PATH=.:$(PKG_CONFIG_PATH) $(PKG_CONFIG) --cflags --libs sdl librosprite) - -palette2c: librosprite.a palette2c.o - ${LD} -o $@ palette2c.o ${LDFLAGS} \ - $(shell PKG_CONFIG_PATH=.:$(PKG_CONFIG_PATH) $(PKG_CONFIG) --cflags --libs librosprite) - -librosprite.a: librosprite.o librosprite.pc - ${AR} ${ARFLAGS} librosprite.a librosprite.o - -librosprite.pc: librosprite.pc.in - $(SED) -e 's#PREFIX#$(PREFIX)#' librosprite.pc.in > librosprite.pc - -%.o: %.c - ${CC} -c ${CFLAGS} -o $@ $< - -docs: - ${DOXYGEN} - -clean: - rm -f $(wildcard *.o) $(wildcard *.a) example palette2c librosprite.pc - rm -rf doc - -install: librosprite.a librosprite.pc - $(MKDIR) -p $(DESTDIR)$(PREFIX)/lib/pkgconfig - $(MKDIR) -p $(DESTDIR)$(PREFIX)/lib - $(MKDIR) -p $(DESTDIR)$(PREFIX)/include - $(INSTALL) --mode=644 -t $(DESTDIR)$(PREFIX)/lib librosprite.a - $(INSTALL) --mode=644 -t $(DESTDIR)$(PREFIX)/include librosprite.h - $(INSTALL) --mode=644 -t $(DESTDIR)$(PREFIX)/lib/pkgconfig librosprite.pc - -uninstall: - rm $(DESTDIR)$(PREFIX)/lib/librosprite.a - rm $(DESTDIR)$(PREFIX)/include/librosprite.h - rm $(DESTDIR)$(PREFIX)/lib/pkgconfig/librosprite.pc diff --git a/trunk/example.c b/trunk/example.c deleted file mode 100644 index 4f9755e..0000000 --- a/trunk/example.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * This file is part of librosprite. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2008 James Shaw <js102@zepler.net> - */ - -/** - * \file - * A test harness using SDL to display all sprites in a sprite file. - * - * Usage: example \<spritefile\> - */ - -#include <stdio.h> -#include <stdlib.h> -#include <SDL/SDL.h> - -#include "librosprite.h" - -void sdl_draw_pixel(SDL_Surface* surface, uint32_t x, uint32_t y, uint32_t color); -void sdl_blank(SDL_Surface* surface); -int load_file_to_memory(const char *filename, uint8_t **result); -int create_file_context(char* filename, void** result); -int create_mem_context(char* filename, void** result); - -int main(int argc, char *argv[]) -{ - if (argc < 2) { - fprintf(stderr, "Usage: example spritefile\n"); - exit(EXIT_FAILURE); - } - - if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) { - fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError()); - exit(EXIT_FAILURE); - } - atexit(SDL_Quit); - - char* filename = argv[1]; - void* ctx; - if (create_file_context(filename, &ctx) < 0) { - fprintf(stderr, "Unable to create file reader context\n"); - exit(EXIT_FAILURE); - } - - printf("Loading %s\n", filename); - - struct rosprite_area* sprite_area; - if (rosprite_load(rosprite_file_reader, ctx, &sprite_area) != ROSPRITE_OK) { - fprintf(stderr, "Error loading spritefile\n"); - exit(EXIT_FAILURE); - }; - printf("sprite_count %u\n", sprite_area->sprite_count); - printf("extension_size %u\n", sprite_area->extension_size); - - SDL_Surface *screen; - screen = SDL_SetVideoMode(800, 600, 32, SDL_ANYFORMAT); - SDL_SetAlpha(screen, SDL_SRCALPHA, 0); - - for (unsigned int i = 0; i < sprite_area->sprite_count; i++) { - struct rosprite* sprite = sprite_area->sprites[i]; - printf("\nname %s\n", sprite->name); - printf("color_model %s\n", sprite->mode.color_model == ROSPRITE_RGB ? "RGB" : "CMYK"); - printf("colorbpp %u\n", sprite->mode.colorbpp); - printf("xdpi %u\n", sprite->mode.xdpi); - printf("ydpi %u\n", sprite->mode.ydpi); - printf("width %u px\n", sprite->width); - printf("height %u px\n", sprite->height); - - printf("hasPalette %s\n", sprite->has_palette ? "YES" : "NO"); - if (sprite->has_palette) printf("paletteSize %u\n", sprite->palettesize); - - printf("hasMask %s\n", sprite->has_mask ? "YES" : "NO"); - if (sprite->has_mask) printf("mask_width %u\n", sprite->mode.mask_width); - if (sprite->has_mask) printf("maskbpp %u\n", sprite->mode.maskbpp); - - sdl_blank(screen); - - for (uint32_t y = 0; y < sprite->height; y++) { - for (uint32_t x = 0; x < sprite->width; x++) { - sdl_draw_pixel(screen, x, y, sprite->image[y*sprite->width + x]); - } - } - - SDL_UpdateRect(screen, 0, 0, 0, 0); - fgetc(stdin); - } - - rosprite_destroy_mem_context(ctx); - rosprite_destroy_sprite_area(sprite_area); - - return EXIT_SUCCESS; -} - -int create_file_context(char* filename, void** result) -{ - FILE *f = fopen(filename, "rb"); - if (!f) { - *result = NULL; - return -1; - } - - struct rosprite_file_context* ctx; - if (rosprite_create_file_context(f, &ctx) != ROSPRITE_OK) { - return -1; - } - *result = ctx; - - return 0; -} - -int create_mem_context(char* filename, void** result) -{ - uint8_t* content; - - int size = load_file_to_memory(filename, &content); - if (size < 0) return -1; - struct rosprite_mem_context* ctx; - if (rosprite_create_mem_context(content, size, &ctx) != ROSPRITE_OK) { - return -1; - } - *result = ctx; - - return 0; -} - -int load_file_to_memory(const char *filename, uint8_t **result) -{ - int size = 0; - FILE *f = fopen(filename, "rb"); - if (f == NULL) - { - *result = NULL; - return -1; // -1 means file opening fail - } - fseek(f, 0, SEEK_END); - size = ftell(f); - fseek(f, 0, SEEK_SET); - *result = (uint8_t *)malloc(size+1); - if ((unsigned int) size != fread(*result, sizeof(char), size, f)) - { - free(*result); - return -2; // -2 means file reading fail - } - fclose(f); - (*result)[size] = 0; - return size; -} - -/* color is 0xrrggbbaa */ -void sdl_draw_pixel(SDL_Surface* surface, uint32_t x, uint32_t y, uint32_t color) -{ - uint32_t* pixel = ((uint32_t*) (surface->pixels)) + (y * surface->pitch/4) + x; - /* pretty sure SDL can do this, but can't figure out how */ - uint32_t bg_color = ((int) (x / 4.0) + ((int)(y / 4.0) % 2)) % 2 ? 0x99 : 0x66; - - uint32_t alpha = color & 0x000000ff; - uint32_t r = (color & 0xff000000) >> 24; - uint32_t g = (color & 0x00ff0000) >> 16; - uint32_t b = (color & 0x0000ff00) >> 8; - r = ((alpha / 255.0) * r) + (((255-alpha) / 255.0) * bg_color); - g = ((alpha / 255.0) * g) + (((255-alpha) / 255.0) * bg_color); - b = ((alpha / 255.0) * b) + (((255-alpha) / 255.0) * bg_color); - uint32_t mapped_color = SDL_MapRGB(surface->format, r, g, b); - - *pixel = mapped_color; -} - -void sdl_blank(SDL_Surface* surface) -{ - for (uint32_t y = 0; y < (uint32_t) surface->h; y++) { - for (uint32_t x = 0; x < (uint32_t) surface->w; x++) { - sdl_draw_pixel(surface, x, y, (uint32_t) ((int) (x / 4.0) + ((int)(y / 4.0) % 2)) % 2 ? 0x999999ff : 0x666666ff); - } - } -} diff --git a/trunk/librosprite.c b/trunk/librosprite.c deleted file mode 100644 index e21b8cb..0000000 --- a/trunk/librosprite.c +++ /dev/null @@ -1,840 +0,0 @@ -/* - * This file is part of librosprite. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2008 James Shaw <js102@zepler.net> - */ - -/** - * \file - */ - -#include <assert.h> -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> -#include <stdbool.h> -#include <string.h> - -#include "librosprite.h" - -/** - * Reads four bytes, 00, 11, 22 and 33, of a byte array b to give 0x33221100. - */ -#define BTUINT(b) (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) - -/** - * Reverse the byte order of a word such that 0xAABBCCDD becomes 0xDDCCBBAA. - */ -#define BSWAP(word) (((word & (0x000000ff)) << 24) | ((word & 0x0000ff00) << 8) | ((word & 0x00ff0000) >> 8) | ((word & 0xff000000) >> 24)) - -#define ERRCHK(x) do { \ - rosprite_error err = x; \ - if (err != ROSPRITE_OK) return err; \ -} while(0) - -struct rosprite_header { - uint32_t width_words; /* width in words */ - /* height defined in sprite struct */ - uint32_t first_used_bit; /* old format only (spriteType = 0) */ - uint32_t last_used_bit; - - /** - * Image size in bytes - */ - uint32_t image_size; - - /** - * Mask size in bytes - */ - uint32_t mask_size; -}; - -struct rosprite_mask_state { - uint32_t x; - uint32_t y; - uint32_t first_used_bit; - uint32_t row_max_bit; - uint32_t height; - uint32_t current_byte_index; - uint32_t current_word; - uint32_t bpp; -}; - -struct rosprite_file_context { - FILE* f; -}; - -struct rosprite_mem_context { - uint8_t* base; - unsigned long offset; - bool known_size; - unsigned long size; -}; - -static const struct rosprite_mode oldmodes[] = { -/*0*/{ .colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*1*/{ .colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 45, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*2*/{ .colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 22, .ydpi = 45, .color_model = ROSPRITE_RGB }, - -/*3*/{ .colorbpp = 0, .maskbpp = 0, .mask_width = 0, .xdpi = 0, .ydpi = 0, .color_model = ROSPRITE_RGB }, - -/*4*/{ .colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 45, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*5*/{ .colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 22, .ydpi = 45, .color_model = ROSPRITE_RGB }, - -/*6*/{ .colorbpp = 0, .maskbpp = 0, .mask_width = 0, .xdpi = 0, .ydpi = 0, .color_model = ROSPRITE_RGB }, -/*7*/{ .colorbpp = 0, .maskbpp = 0, .mask_width = 0, .xdpi = 0, .ydpi = 0, .color_model = ROSPRITE_RGB }, - -/*8*/{ .colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*9*/{ .colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 45, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*10*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 22, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*11*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*12*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*13*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 45, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*14*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*15*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*16*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*17*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*18*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*19*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*20*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*21*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*22*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi =180, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*23*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*24*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*25*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*26*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*27*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*28*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*29*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*30*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*31*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*32*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*33*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*34*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*35*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*36*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*37*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*38*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*39*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*40*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*41*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*42*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*43*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*44*/{.colorbpp = 1, .maskbpp = 1, .mask_width = 1, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*45*/{.colorbpp = 2, .maskbpp = 1, .mask_width = 2, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*46*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 90, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*47*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 45, .ydpi = 45, .color_model = ROSPRITE_RGB }, -/*48*/{.colorbpp = 4, .maskbpp = 1, .mask_width = 4, .xdpi = 45, .ydpi = 90, .color_model = ROSPRITE_RGB }, -/*49*/{.colorbpp = 8, .maskbpp = 1, .mask_width = 8, .xdpi = 45, .ydpi = 90, .color_model = ROSPRITE_RGB } -}; - -/* table for converting a 5bit channel into an 8bit channel (used for 16bpp to 32bpp conversion) */ -static const uint8_t sprite_16bpp_translate[] = { - 0x00, 0x08, 0x10, 0x18, 0x20, 0x29, 0x31, 0x39, - 0x41, 0x4a, 0x52, 0x5a, 0x62, 0x6a, 0x73, 0x7b, - 0x83, 0x8b, 0x94, 0x9c, 0xa4, 0xac, 0xb4, 0xbd, - 0xc5, 0xcd, 0xd5, 0xde, 0xe6, 0xee, 0xf6, 0xff -}; - -/* palettes generated with palette2c.c - * which in turn requires rosprite_load_palette(FILE* f) - * defined in this file - */ -static const uint32_t sprite_1bpp_palette[] = { 0xffffffff, 0xff }; - -static const uint32_t sprite_2bpp_palette[] = { 0xffffffff, 0xbbbbbbff, 0x777777ff, 0xff }; - -static const uint32_t sprite_4bpp_palette[] = { -0xffffffff, 0xddddddff, 0xbbbbbbff, 0x999999ff, -0x777777ff, 0x555555ff, 0x333333ff, 0xff, -0x4499ff, 0xeeee00ff, 0xcc00ff, 0xdd0000ff, -0xeeeebbff, 0x558800ff, 0xffbb00ff, 0xbbffff -}; - -static const uint32_t sprite_8bpp_palette[] = { -0xff, 0x111111ff, 0x222222ff, 0x333333ff, -0x440000ff, 0x551111ff, 0x662222ff, 0x773333ff, -0x44ff, 0x111155ff, 0x222266ff, 0x333377ff, -0x440044ff, 0x551155ff, 0x662266ff, 0x773377ff, -0x880000ff, 0x991111ff, 0xaa2222ff, 0xbb3333ff, -0xcc0000ff, 0xdd1111ff, 0xee2222ff, 0xff3333ff, -0x880044ff, 0x991155ff, 0xaa2266ff, 0xbb3377ff, -0xcc0044ff, 0xdd1155ff, 0xee2266ff, 0xff3377ff, -0x4400ff, 0x115511ff, 0x226622ff, 0x337733ff, -0x444400ff, 0x555511ff, 0x666622ff, 0x777733ff, -0x4444ff, 0x115555ff, 0x226666ff, 0x337777ff, -0x444444ff, 0x555555ff, 0x666666ff, 0x777777ff, -0x884400ff, 0x995511ff, 0xaa6622ff, 0xbb7733ff, -0xcc4400ff, 0xdd5511ff, 0xee6622ff, 0xff7733ff, -0x884444ff, 0x995555ff, 0xaa6666ff, 0xbb7777ff, -0xcc4444ff, 0xdd5555ff, 0xee6666ff, 0xff7777ff, -0x8800ff, 0x119911ff, 0x22aa22ff, 0x33bb33ff, -0x448800ff, 0x559911ff, 0x66aa22ff, 0x77bb33ff, -0x8844ff, 0x119955ff, 0x22aa66ff, 0x33bb77ff, -0x448844ff, 0x559955ff, 0x66aa66ff, 0x77bb77ff, -0x888800ff, 0x999911ff, 0xaaaa22ff, 0xbbbb33ff, -0xcc8800ff, 0xdd9911ff, 0xeeaa22ff, 0xffbb33ff, -0x888844ff, 0x999955ff, 0xaaaa66ff, 0xbbbb77ff, -0xcc8844ff, 0xdd9955ff, 0xeeaa66ff, 0xffbb77ff, -0xcc00ff, 0x11dd11ff, 0x22ee22ff, 0x33ff33ff, -0x44cc00ff, 0x55dd11ff, 0x66ee22ff, 0x77ff33ff, -0xcc44ff, 0x11dd55ff, 0x22ee66ff, 0x33ff77ff, -0x44cc44ff, 0x55dd55ff, 0x66ee66ff, 0x77ff77ff, -0x88cc00ff, 0x99dd11ff, 0xaaee22ff, 0xbbff33ff, -0xcccc00ff, 0xdddd11ff, 0xeeee22ff, 0xffff33ff, -0x88cc44ff, 0x99dd55ff, 0xaaee66ff, 0xbbff77ff, -0xcccc44ff, 0xdddd55ff, 0xeeee66ff, 0xffff77ff, -0x88ff, 0x111199ff, 0x2222aaff, 0x3333bbff, -0x440088ff, 0x551199ff, 0x6622aaff, 0x7733bbff, -0xccff, 0x1111ddff, 0x2222eeff, 0x3333ffff, -0x4400ccff, 0x5511ddff, 0x6622eeff, 0x7733ffff, -0x880088ff, 0x991199ff, 0xaa22aaff, 0xbb33bbff, -0xcc0088ff, 0xdd1199ff, 0xee22aaff, 0xff33bbff, -0x8800ccff, 0x9911ddff, 0xaa22eeff, 0xbb33ffff, -0xcc00ccff, 0xdd11ddff, 0xee22eeff, 0xff33ffff, -0x4488ff, 0x115599ff, 0x2266aaff, 0x3377bbff, -0x444488ff, 0x555599ff, 0x6666aaff, 0x7777bbff, -0x44ccff, 0x1155ddff, 0x2266eeff, 0x3377ffff, -0x4444ccff, 0x5555ddff, 0x6666eeff, 0x7777ffff, -0x884488ff, 0x995599ff, 0xaa66aaff, 0xbb77bbff, -0xcc4488ff, 0xdd5599ff, 0xee66aaff, 0xff77bbff, -0x8844ccff, 0x9955ddff, 0xaa66eeff, 0xbb77ffff, -0xcc44ccff, 0xdd55ddff, 0xee66eeff, 0xff77ffff, -0x8888ff, 0x119999ff, 0x22aaaaff, 0x33bbbbff, -0x448888ff, 0x559999ff, 0x66aaaaff, 0x77bbbbff, -0x88ccff, 0x1199ddff, 0x22aaeeff, 0x33bbffff, -0x4488ccff, 0x5599ddff, 0x66aaeeff, 0x77bbffff, -0x888888ff, 0x999999ff, 0xaaaaaaff, 0xbbbbbbff, -0xcc8888ff, 0xdd9999ff, 0xeeaaaaff, 0xffbbbbff, -0x8888ccff, 0x9999ddff, 0xaaaaeeff, 0xbbbbffff, -0xcc88ccff, 0xdd99ddff, 0xeeaaeeff, 0xffbbffff, -0xcc88ff, 0x11dd99ff, 0x22eeaaff, 0x33ffbbff, -0x44cc88ff, 0x55dd99ff, 0x66eeaaff, 0x77ffbbff, -0xccccff, 0x11ddddff, 0x22eeeeff, 0x33ffffff, -0x44ccccff, 0x55ddddff, 0x66eeeeff, 0x77ffffff, -0x88cc88ff, 0x99dd99ff, 0xaaeeaaff, 0xbbffbbff, -0xcccc88ff, 0xdddd99ff, 0xeeeeaaff, 0xffffbbff, -0x88ccccff, 0x99ddddff, 0xaaeeeeff, 0xbbffffff, -0xccccccff, 0xddddddff, 0xeeeeeeff, 0xffffffff -}; - -static inline rosprite_error rosprite_read_word(reader reader, void* ctx, uint32_t* result); -static rosprite_error rosprite_get_mode(uint32_t spriteMode, struct rosprite_mode* result); -static uint32_t rosprite_palette_lookup(struct rosprite* sprite, uint32_t pixel); -static inline uint32_t rosprite_cmyk_to_rgb(uint32_t cmyk); -static uint32_t rosprite_next_mask_pixel(uint8_t* mask, struct rosprite_mask_state* mask_state); -static rosprite_error rosprite_load_high_color(uint8_t* image_in, uint8_t* mask, struct rosprite* sprite, struct rosprite_header* header); -static rosprite_error rosprite_load_low_color(uint8_t* image_in, uint8_t* mask, struct rosprite* sprite, struct rosprite_header* header); -rosprite_error rosprite_load_sprite(reader reader, void* ctx, struct rosprite** result); -static rosprite_error rosprite_init_mask_state(struct rosprite* sprite, struct rosprite_header* header, uint8_t* mask, struct rosprite_mask_state** result); -static uint32_t rosprite_upscale_color(uint32_t pixel, struct rosprite_mode* mode, bool* has_alpha_pixel_data); -static inline void rosprite_fix_alpha(uint32_t* image, unsigned long pixels); - -rosprite_error rosprite_load(reader reader, void* ctx, struct rosprite_area** result) -{ - struct rosprite_area* sprite_area = malloc(sizeof(struct rosprite_area)); - - ERRCHK(rosprite_read_word(reader, ctx, &(sprite_area->sprite_count))); - - uint32_t firstSpriteOffset, firstFreeWordOffset; - ERRCHK(rosprite_read_word(reader, ctx, &firstSpriteOffset)); - ERRCHK(rosprite_read_word(reader, ctx, &firstFreeWordOffset)); /* TODO: use this for some sanity checking? */ - sprite_area->extension_size = 16 - firstSpriteOffset; - - sprite_area->extension_words = NULL; - if (sprite_area->extension_size > 0) { - sprite_area->extension_words = malloc(sprite_area->extension_size); - int bytes_read = reader(sprite_area->extension_words, (size_t) (sprite_area->extension_size), ctx); - if (bytes_read < (signed long) sprite_area->extension_size) { - return ROSPRITE_EOF; - } - } - - sprite_area->sprites = malloc(sizeof(struct rosprite*) * sprite_area->sprite_count); /* allocate array of pointers */ - for (uint32_t i = 0; i < sprite_area->sprite_count; i++) { - struct rosprite* sprite; - ERRCHK(rosprite_load_sprite(reader, ctx, &sprite)); - sprite_area->sprites[i] = sprite; - } - - *result = sprite_area; - - return ROSPRITE_OK; -} - -void rosprite_destroy_sprite_area(struct rosprite_area* sprite_area) -{ - for (uint32_t i = 0; i < sprite_area->sprite_count; i++) { - struct rosprite* sprite = sprite_area->sprites[i]; - if (sprite->has_palette) free(sprite->palette); - free(sprite->image); - free(sprite); - } - - free(sprite_area->sprites); - if (sprite_area->extension_size > 0) free(sprite_area->extension_words); - free(sprite_area); -} - -rosprite_error rosprite_load_palette(reader reader, void* ctx, struct rosprite_palette** result) -{ - /* TODO: currently assume palette has linear entries (2nd byte in is 00, 01, 02 etc) */ - struct rosprite_palette* palette = malloc(sizeof(struct rosprite_palette)); - - palette->palette = malloc(sizeof(uint32_t) * 256); /* allocate 256 whether we need them all or not */ - - uint32_t c = 0; - uint8_t b[6]; - - unsigned int bytesRead = reader(b, 6, ctx); - assert(bytesRead % 6 == 0); - while (bytesRead == 6) { - assert(b[0] == 19); /* VDU 19 */ - - /* only process logical colours */ - if (b[2] == 16) { - /*assert(c == b[1]);*/ - - uint32_t entry = (b[3] << 24) | (b[4] << 16) | (b[5] << 8) | 0xff; /* last byte is alpha */ - palette->palette[c] = entry; - - c++; - assert(c <= 256); - } - - bytesRead = reader(b, 6, ctx); - assert(bytesRead % 6 == 0); - } - - palette->size = c; - - *result = palette; - - return ROSPRITE_OK; -} - -void rosprite_destroy_palette(struct rosprite_palette* palette) -{ - free(palette->palette); - free(palette); -} - -rosprite_error rosprite_create_file_context(FILE* f, struct rosprite_file_context** result) -{ - struct rosprite_file_context* ctx = malloc(sizeof(struct rosprite_file_context)); - if (!ctx) return ROSPRITE_NOMEM; - ctx->f = f; - *result = ctx; - - return ROSPRITE_OK; -} - -void rosprite_destroy_file_context(struct rosprite_file_context* ctx) -{ - free(ctx); -} - -int rosprite_file_reader(uint8_t* buf, size_t count, void* ctx) -{ - return fread(buf, 1 /*size*/, count, ((struct rosprite_file_context*) ctx)->f); -} - -rosprite_error rosprite_create_mem_context(uint8_t* p, unsigned long total_size, struct rosprite_mem_context** result) -{ - struct rosprite_mem_context* ctx = malloc(sizeof(struct rosprite_mem_context)); - if (!ctx) return ROSPRITE_NOMEM; - - ctx->base = p; - ctx->offset = 0; - ctx->size = total_size; - *result = ctx; - - return ROSPRITE_OK; -} - -void rosprite_destroy_mem_context(struct rosprite_mem_context* ctx) -{ - free(ctx); -} - -int rosprite_mem_reader(uint8_t* buf, size_t count, void* ctx) -{ - struct rosprite_mem_context* memctx = (struct rosprite_mem_context*) ctx; - if (memctx->offset + count > memctx->size) { - return -1; - } - - // if we're asked for more memory than the block contains, only copy as much as we can - size_t copy_size; - if ((memctx->offset + count) > memctx->size) { - copy_size = memctx->size - memctx->offset; - } else { - copy_size = count; - } - memcpy(buf, memctx->base + memctx->offset, count); - memctx->offset += count; - return copy_size; -} - -/** - * Load a single sprite. - * - * \param[out] result - */ -rosprite_error rosprite_load_sprite(reader reader, void* ctx, struct rosprite** result) -{ - uint32_t nextSpriteOffset; - ERRCHK(rosprite_read_word(reader, ctx, &nextSpriteOffset)); - - struct rosprite* sprite = malloc(sizeof(struct rosprite)); - struct rosprite_header* header = malloc(sizeof(struct rosprite_header)); - - reader(sprite->name, 12, ctx); - sprite->name[12] = '\0'; - - ERRCHK(rosprite_read_word(reader, ctx, &header->width_words)); /* file has width - 1 and height - 1 */ - header->width_words += 1; - ERRCHK(rosprite_read_word(reader, ctx, &(sprite->height))); - sprite->height += 1; - ERRCHK(rosprite_read_word(reader, ctx, &(header->first_used_bit))); /* old format only (spriteType = 0) */ - ERRCHK(rosprite_read_word(reader, ctx, &(header->last_used_bit))); - - uint32_t imageOffset; - ERRCHK(rosprite_read_word(reader, ctx, &imageOffset)); - assert(imageOffset >= 44); /* should never be smaller than the size of the header) */ - - uint32_t maskOffset, spriteModeWord; - ERRCHK(rosprite_read_word(reader, ctx, &maskOffset)); - ERRCHK(rosprite_read_word(reader, ctx, &spriteModeWord)); - - ERRCHK(rosprite_get_mode(spriteModeWord, &(sprite->mode))); - - /* TODO left-hand wastage */ - - assert((header->last_used_bit + 1) % sprite->mode.colorbpp == 0); - /*assert(header->width_words % sprite->mode->colorbpp == 0);*/ - sprite->width = (header->width_words * 32 - header->first_used_bit - (31 - header->last_used_bit)) / sprite->mode.colorbpp; - - sprite->palettesize = imageOffset - 44; - sprite->has_palette = (sprite->palettesize > 0); - - /* sprite has no mask if imageOffset == maskOffset */ - if (imageOffset == maskOffset) { - sprite->has_mask = false; - header->image_size = nextSpriteOffset - 44 - sprite->palettesize; - header->mask_size = 0; - } else { - sprite->has_mask = true; - header->image_size = maskOffset - imageOffset; - header->mask_size = nextSpriteOffset - 44 - sprite->palettesize - header->image_size; - } - - if (sprite->has_palette) { - assert(sprite->palettesize % 8 == 0); - sprite->palette = malloc(sizeof(uint32_t) * sprite->palettesize); - uint32_t paletteEntries = sprite->palettesize / 8; - - /* Each palette entry is two words big - * The second word is a duplicate of the first - * I think this is in case you ever wanted flashing colours - * PRM1-730 - */ - for (uint32_t j = 0; j < paletteEntries; j++) { - uint32_t word1, word2; - ERRCHK(rosprite_read_word(reader, ctx, &word1)); - ERRCHK(rosprite_read_word(reader, ctx, &word2)); - assert(word1 == word2); /* if they aren't equal, flashing colours are desired, which we don't support */ - - /* swap rr and bb parts -- PRM1-731 */ - uint32_t entry = ((word1 & 0xff000000) >> 16) | (word1 & 0x00ff0000) | ((word1 & 0x0000ff00) << 16) | 0xff; - sprite->palette[j] = entry; - } - } - - uint8_t* image = malloc(header->image_size); - reader(image, header->image_size, ctx); - - uint8_t* mask = NULL; - if (sprite->has_mask) { - mask = malloc(header->mask_size); - reader(mask, header->mask_size, ctx); - } - - /* sanity check image_size */ - assert((header->width_words) * 4 * (sprite->height) == header->image_size); - /* TODO: sanity check mask_size */ - if (sprite->mode.colorbpp > 8) { - ERRCHK(rosprite_load_high_color(image, mask, sprite, header)); - } else { - ERRCHK(rosprite_load_low_color(image, mask, sprite, header)); - } - - free(image); - free(mask); - free(header); - - *result = sprite; - - return ROSPRITE_OK; -} - -/** - * Determine the sprite_mode for the specified sprite_mode_word. - * - * \param[out] result - */ -static rosprite_error rosprite_get_mode(uint32_t sprite_mode_word, struct rosprite_mode* result) -{ - struct rosprite_mode mode; - - uint32_t spriteType = (sprite_mode_word & (15 << 27)) >> 27; /* preserve bits 27-30 only */ - - if (spriteType != 0) { - bool hasEightBitAlpha = sprite_mode_word >> 31; /* bit 31 */ - /* new modes have 1bpp masks (PRM5a-111) - * unless bit 31 is set (http://select.riscos.com/prm/graphics/sprites/alphachannel.html) - */ - mode.maskbpp = (hasEightBitAlpha ? 8 : 1); - mode.mask_width = mode.maskbpp; - mode.xdpi = (sprite_mode_word & (8191 << 14)) >> 14; /* preserve bits 14-26 only */ - mode.ydpi = (sprite_mode_word & (8191 << 1)) >> 1; /* preserve bits 1-13 only */ - - mode.color_model = ROSPRITE_RGB; - switch (spriteType) { - case 1: - mode.colorbpp = 1; break; - case 2: - mode.colorbpp = 2; break; - case 3: - mode.colorbpp = 4; break; - case 4: - mode.colorbpp = 8; break; - case 5: - mode.colorbpp = 16; break; - case 6: - mode.colorbpp = 32; break; - case 7: - mode.colorbpp = 32; - mode.color_model = ROSPRITE_CMYK; - break; - case 8: - mode.colorbpp = 24; break; - default: - return ROSPRITE_BADMODE; - } - } else { - assert(sprite_mode_word < 256); /* don't think you can have modes over 255? */ - - mode = oldmodes[sprite_mode_word]; - } - - /* illegal mode check */ - if ((mode.colorbpp == 0) || (mode.xdpi == 0) || (mode.ydpi == 0)) { - return ROSPRITE_BADMODE; - } - - memcpy(result, &mode, sizeof(struct rosprite_mode)); - - return ROSPRITE_OK; -} - -/** - * Load a sprite image with 16 or more bpp. - * - * \param[out] sprite On exit, sprite.image will be populated - */ -static rosprite_error rosprite_load_high_color(uint8_t* image_in, uint8_t* mask, struct rosprite* sprite, struct rosprite_header* header) -{ - struct rosprite_mask_state* mask_state = NULL; - if (sprite->has_mask) { - ERRCHK(rosprite_init_mask_state(sprite, header, mask, &mask_state)); - } - - sprite->image = malloc(sprite->width * sprite->height * 4); /* all image data is 32bpp going out */ - - uint32_t currentByteIndex = 0; - const uint32_t bpp = sprite->mode.colorbpp; - const uint32_t bytesPerPixel = bpp / 8; - const uint32_t row_max_bit = header->width_words * 32 - (31 - header->last_used_bit); /* Last used bit in row */ - - bool has_alpha_pixel_data = false; - - /* Spec says that there must be no left-hand wastage */ - assert(header->first_used_bit == 0); - - for (uint32_t y = 0; y < sprite->height; y++) { - uint32_t x_pixels = 0; - for (uint32_t x = 0; x < row_max_bit; x += bpp) { - uint32_t pixel = 0; - for (uint32_t j = 0; j < bytesPerPixel; j++) { - uint8_t b = image_in[currentByteIndex++]; - pixel = pixel | (b << (j * 8)); - } - - bool old_has_alpha = has_alpha_pixel_data; - pixel = rosprite_upscale_color(pixel, &(sprite->mode), &has_alpha_pixel_data); - if (old_has_alpha != has_alpha_pixel_data && (y > 0 || x_pixels > 0)) { - rosprite_fix_alpha(sprite->image, (y * sprite->width) + x_pixels - 1); - } - if (sprite->has_mask) { - uint8_t mask_pixel = rosprite_next_mask_pixel(mask, mask_state); - pixel = (pixel & 0xffffff00) | mask_pixel; - } - sprite->image[y*sprite->width + x_pixels] = pixel; - x_pixels++; - } - - /* Ensure byte index is pointing at start of next row */ - if (y + 1 < sprite->height) { - currentByteIndex = (currentByteIndex + 3) & ~3; /* Round up to next multiple of 4 */ - } - } - - if (sprite->has_mask) free(mask_state); - return ROSPRITE_OK; -} - -/** - * Iterate over the specified number of pixels, starting at the image pointer, - * and set the alpha channel to 0x00. - */ -static inline void rosprite_fix_alpha(uint32_t* image, unsigned long pixels) -{ - for (uint32_t i = 0; i <= pixels; i++) { - image[i] = image[i] & 0xffffff00; - } -} - -/** - * Load a sprite image with 8 or fewer bpp. - * - * \param[out] sprite On exit, sprite.image will be populated - */ -static rosprite_error rosprite_load_low_color(uint8_t* image_in, uint8_t* mask, struct rosprite* sprite, struct rosprite_header* header) -{ - struct rosprite_mask_state* mask_state = NULL; - if (sprite->has_mask) { - ERRCHK(rosprite_init_mask_state(sprite, header, mask, &mask_state)); - } - - sprite->image = malloc(sprite->width * sprite->height * 4); /* all image data is 32bpp going out */ - - const uint32_t bpp = sprite->mode.colorbpp; - const uint32_t row_max_bit = header->width_words * 32 - (31 - header->last_used_bit); /* Last used bit in row */ - const uint32_t bitmask = (1 << bpp) - 1; /* creates a mask of 1s that is bpp bits wide */ - - uint32_t current_byte_index = 0; - uint32_t currentword = BTUINT((image_in + current_byte_index)); - current_byte_index += 4; - - for (uint32_t y = 0; y < sprite->height; y++) { - uint32_t x_pixels = 0; - for (uint32_t x = header->first_used_bit; x < row_max_bit ; x += bpp) { - const uint32_t offset_into_word = x % 32; - - uint32_t pixel = (currentword & (bitmask << offset_into_word)) >> offset_into_word; - pixel = rosprite_palette_lookup(sprite, pixel); /* lookup returns 32bpp */ - if (sprite->has_mask) { - uint8_t mask_pixel = rosprite_next_mask_pixel(mask, mask_state); - pixel = (pixel & 0xffffff00) | mask_pixel; - } - sprite->image[y*sprite->width + x_pixels] = pixel; - x_pixels++; - - /* If we're not at the end of the row and we've processed all of this word, fetch the next one */ - if (x + bpp < row_max_bit && offset_into_word + bpp == 32) { - currentword = BTUINT((image_in + current_byte_index)); - current_byte_index += 4; - } - } - - /* Advance to first word of next row */ - if (y + 1 < sprite->height) { - currentword = BTUINT((image_in + current_byte_index)); - current_byte_index += 4; - } - } - - if (sprite->has_mask) free(mask_state); - - return ROSPRITE_OK; -} - -static uint32_t rosprite_palette_lookup(struct rosprite* sprite, uint32_t pixel) -{ - uint32_t translated_pixel; - /* because we're dealing with 8bpp or less */ - if (sprite->has_palette) { - assert(pixel <= sprite->palettesize); /* TODO: what to do if your color depth is bigger than palette? */ - translated_pixel = sprite->palette[pixel]; - } else { - switch (sprite->mode.colorbpp) { - case 8: - assert(pixel < 256); - translated_pixel = sprite_8bpp_palette[pixel]; - break; - case 4: - assert(pixel < 16); - translated_pixel = sprite_4bpp_palette[pixel]; - break; - case 2: - assert(pixel < 4); - translated_pixel = sprite_2bpp_palette[pixel]; - break; - case 1: - assert(pixel < 2); - translated_pixel = sprite_1bpp_palette[pixel]; - break; - default: - assert(false); - } - } - return translated_pixel; -} - -static rosprite_error rosprite_init_mask_state(struct rosprite* sprite, struct rosprite_header* header, uint8_t* mask, struct rosprite_mask_state** result) -{ - struct rosprite_mask_state* mask_state = malloc(sizeof(struct rosprite_mask_state)); - if (!mask_state) return ROSPRITE_NOMEM; - - mask_state->x = header->first_used_bit; - mask_state->y = 0; - mask_state->first_used_bit = header->first_used_bit; - mask_state->row_max_bit = sprite->width * sprite->mode.mask_width; - mask_state->height = sprite->height; - mask_state->bpp = sprite->mode.mask_width; - mask_state->current_word = BTUINT(mask); - mask_state->current_byte_index = 4; - - *result = mask_state; - - return ROSPRITE_OK; -} - -/** - * Get the next mask byte. - * A mask of 0xff denotes 100% opaque, 0x00 denotes 100% transparent. - * - * \param[in,out] mask_state - */ -static uint32_t rosprite_next_mask_pixel(uint8_t* mask, struct rosprite_mask_state* mask_state) -{ - /* a 1bpp mask (for new mode sprites), each row is word aligned (therefore potential righthand wastage */ - const uint32_t bitmask = (1 << mask_state->bpp) - 1; - const uint32_t offset_into_word = mask_state->x % 32; - uint32_t pixel = (mask_state->current_word & (bitmask << offset_into_word)) >> offset_into_word; - - if (mask_state->x + mask_state->bpp < mask_state->row_max_bit && offset_into_word + mask_state->bpp == 32) { - mask_state->current_word = BTUINT((mask + mask_state->current_byte_index)); - mask_state->current_byte_index += 4; - } - - mask_state->x += mask_state->bpp; - if (mask_state->x >= mask_state->row_max_bit) { - mask_state->x = mask_state->first_used_bit; - - if (mask_state->y + 1 < mask_state->height) { - mask_state->current_word = BTUINT((mask + mask_state->current_byte_index)); - mask_state->current_byte_index += 4; - } - - mask_state->y++; - } - - /* - * if the mask is 1bpp, make sure the whole byte is 0x00 or 0xff - */ - if (mask_state->bpp < 8) { - pixel = (pixel & 1) ? 0xff : 0x00; - } - - return pixel; -} - -/** - * Upscale a 16, 24 or 32bpp sprite to the 0xRRGGBBAA representation. - * Do not call this function with a sprite with less than 16bpp, - * but use a palette lookup instead. - */ -static uint32_t rosprite_upscale_color(uint32_t pixel, struct rosprite_mode* mode, bool* has_alpha_pixel_data) -{ - switch (mode->colorbpp) { - case 32: - if (mode->color_model == ROSPRITE_RGB) { - /* swap from 0xAABBGGRR to 0xRRGGBBAA */ - pixel = BSWAP(pixel); - } else { - pixel = rosprite_cmyk_to_rgb(pixel); - } - break; - case 24: - /* reverse byte order */ - pixel = BSWAP(pixel); - break; - case 16: - /* incoming format is b_00000000000000000bbbbbgggggrrrrr */ - { - uint8_t red = pixel & 31; - uint8_t green = (pixel & (31 << 5)) >> 5; - uint8_t blue = (pixel & (31 << 10)) >> 10; - - /* sanity check */ - assert(red < 32); - assert(green < 32); - assert(blue < 32); - - pixel = (sprite_16bpp_translate[red] << 24) - | (sprite_16bpp_translate[green] << 16) - | (sprite_16bpp_translate[blue] << 8); - } - break; - case 8: - case 4: - case 2: - case 1: - assert(false); /* shouldn't need to call for <= 8bpp, since a palette lookup will return 32bpp */ - default: - assert(false); /* unknown bpp */ - } - - uint8_t alpha = pixel & 0xff; - if (alpha == 0x00) { - if (!(*has_alpha_pixel_data)) { - pixel = pixel | 0xff; - } - } else { - *has_alpha_pixel_data = true; - } - return pixel; -} - -static inline uint32_t rosprite_cmyk_to_rgb(uint32_t cmyk) -{ - uint8_t c = cmyk & 0xff; - uint8_t m = (cmyk & 0xff00) >> 8; - uint8_t y = (cmyk & 0xff0000) >> 16; - uint8_t k = cmyk >> 24; - - /* Convert to CMY colourspace */ - uint8_t C = c + k; - uint8_t M = m + k; - uint8_t Y = y + k; - - /* And to RGB */ - uint8_t r = 255 - C; - uint8_t g = 255 - M; - uint8_t b = 255 - Y; - - return r << 24 | g << 16 | b << 8; -} - -static inline rosprite_error rosprite_read_word(reader reader, void* ctx, uint32_t* result) -{ - unsigned char b[4]; - if (reader(b, 4, ctx) < 4) { - return ROSPRITE_EOF; - } - *result = BTUINT(b); - return ROSPRITE_OK; -} diff --git a/trunk/librosprite.h b/trunk/librosprite.h deleted file mode 100644 index f54eaf2..0000000 --- a/trunk/librosprite.h +++ /dev/null @@ -1,185 +0,0 @@ -/* - * This file is part of librosprite. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2008 James Shaw <js102@zepler.net> - */ - -/** - * \mainpage - * - * librosprite is a library for reading RISC OS sprite and palette files. The following subformats are supported: - * <ul> - * <li>1-bit and 8-bit transparency masks</li> - * <li>Sprites with custom palettes</li> - * <li>Standard RISC OS 1-bit, 2-bit palettes, and 4-bit and 8-bit colour palettes</li> - * <li>Old-style sprites with most screen modes from 0-49 supported</li> - * <li>32bpp CMYK</li> - * <li>Inline alpha channel, as used by Photodesk and Tinct</li> - * </ul> - * - */ - -/** - * \file librosprite.h - * - * Sprite file reading is performed by rosprite_load(), and palette file reading by rosprite_load_palette(). - * - * Retrieving sprite or palette data is performed by a reader. - * librosprite implements file and memory readers. - * To use a reader, create a context by calling the - * rosprite_create_file_context() or rosprite_create_mem_context(). - * Pass the reader function, and the context you have created, to the load function, - * typically rosprite_load(). - */ - -#ifndef ROSPRITE_H -#define ROSPRITE_H - -#include <stdint.h> -#include <stdio.h> -#include <stdbool.h> - -typedef enum { ROSPRITE_OK, ROSPRITE_NOMEM, ROSPRITE_EOF, ROSPRITE_BADMODE } rosprite_error; - -typedef enum { ROSPRITE_RGB, ROSPRITE_CMYK } rosprite_color_model; - -/** - * A reader interface used to load sprite files. - */ -typedef int (*reader)(uint8_t* buf, size_t count, void* ctx); - -struct rosprite_file_context; - -/** - * A sprite area comprises zero or more rosprites. Optionally, it may also have an extension_words block. - */ -struct rosprite_area { - uint32_t extension_size; /* size of extension_words in bytes */ - uint8_t* extension_words; - uint32_t sprite_count; - struct rosprite** sprites; /* array of length sprite_count */ -}; - -/** - * A sprite mode defines the colour depth, colour model and bitmap resolution of a sprite. - */ -struct rosprite_mode { - /** - * The bits per colour channel. Legal values are 1, 2, 4, 8, 16, 24 and 32. - */ - uint32_t colorbpp; - /* maskbpp denotes the amount of alpha bpp used - * while mask_width is the bits used to store the mask. - * Old modes have the same mask_width as their colorbpp, but the value - * is always all-zeroes or all-ones. - * New modes can have 1bpp or 8bpp masks - */ - uint32_t maskbpp; - uint32_t mask_width; /* in pixels */ - - /** - * Horizontal dots per inch. Typical values are 22, 45, 90 and 180. - */ - uint32_t xdpi; - - /** - * Vertical dots per inch. Typical values are 22, 45, 90 and 180. - */ - uint32_t ydpi; - rosprite_color_model color_model; -}; - -struct rosprite_palette { - uint32_t size; /* in number of entries (each entry is a word) */ - uint32_t* palette; -}; - -/** - * A sprite is a bitmap image which has a mode, width and height. - */ -struct rosprite { - - /** - * The sprite name. This may be up to 12 characters long, and must be zero terminated. - */ - unsigned char name[13]; - struct rosprite_mode mode; - bool has_mask; - bool has_palette; - uint32_t palettesize; /* in number of entries (each entry is a word) */ - uint32_t* palette; - - /** - * Width in pixels - */ - uint32_t width; - - /** - * Height in pixels - */ - uint32_t height; - - /** - * Image data is a series of words, appearing on screen left-to-right, top-to-bottom. - * Each word takes the form 0xRRGGBBAA. A is the alpha channel, where 0 is transparent, and 255 is opaque. - */ - uint32_t* image; /* image data in 0xRRGGBBAA words */ -}; - -struct rosprite_file_context; - -/** - * Create a file reader context using the specified file handle. - * Clients must call rosprite_destroy_file_context() to dispose of the context. - * - * \param[out] result - */ -rosprite_error rosprite_create_file_context(FILE* f, struct rosprite_file_context** result); -void rosprite_destroy_file_context(struct rosprite_file_context* ctx); -int rosprite_file_reader(uint8_t* buf, size_t count, void* ctx); - -struct rosprite_mem_context; - -/** - * Create a memory reader context using the specified memory pointer. - * Clients must call rosprite_destroy_mem_context() to dispose of the context. - * - * \param[in] p pointer to the start of the memory block - * \param[in] total_size the size of the block pointed to by p, in bytes - * \param[out] result - */ -rosprite_error rosprite_create_mem_context(uint8_t* p, unsigned long total_size, struct rosprite_mem_context** result); -void rosprite_destroy_mem_context(struct rosprite_mem_context* ctx); -int rosprite_mem_reader(uint8_t* buf, size_t count, void* ctx); - -/** - * Load a rosprite_area using the reader provided. - * Clients must call rosprite_destroy_sprite_area() to dispose of the rosprite_area. - * - * \param[out] result The pointer to be populated by this function. - */ -rosprite_error rosprite_load(reader reader, void* ctx, struct rosprite_area** result); - -/** - * Dispose of a rosprite_area and its children. - */ -void rosprite_destroy_sprite_area(struct rosprite_area *); - -/** - * Load a RISC OS palette file. A palette file has RISC OS filetype 0xFED, - * and is a series of VDU 19 Set Palette commands, each command being 6 bytes long. - * - * Clients must call rosprite_destroy_palette() to dispose of the rosprite_palette. - * - * \param[out] result The pointer to be populated by this function. - * \see http://www.drobe.co.uk/show_manual.php?manual=/sh-cgi?manual=Vdu%26page=19 - */ -rosprite_error rosprite_load_palette(reader reader, void* ctx, struct rosprite_palette** result); - -/** - * Dispose of a rosprite_palette and its children. - */ -void rosprite_destroy_palette(struct rosprite_palette *); - -#endif diff --git a/trunk/librosprite.pc.in b/trunk/librosprite.pc.in deleted file mode 100644 index 322ca21..0000000 --- a/trunk/librosprite.pc.in +++ /dev/null @@ -1,10 +0,0 @@ -prefix=PREFIX -exec_prefix=${prefix} -libdir=${exec_prefix}/lib -includedir=${prefix}/include - -Name: librosprite -Description: Loads RISC OS sprite files -Version: 0.0.1 -Libs: -L${libdir} -lrosprite -Cflags: -I${includedir} diff --git a/trunk/palette2c.c b/trunk/palette2c.c deleted file mode 100644 index bbe272c..0000000 --- a/trunk/palette2c.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * This file is part of librosprite. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2008 James Shaw <js102@zepler.net> - */ - -#include <stdio.h> -#include <stdlib.h> - -#include "librosprite.h" - -int main(int argc, char *argv[]) -{ - if (argc < 2) { - printf("Usage: palette2c palettefile\n"); - exit(EXIT_FAILURE); - } - - char* filename = argv[1]; - - FILE* f = fopen(filename, "rb"); - if (f == NULL) { - printf("Can't load palettefile %s\n", filename); - exit(EXIT_FAILURE); - } - - struct rosprite_file_context* ctx; - if (rosprite_create_file_context(f, &ctx) != ROSPRITE_OK) { - exit(EXIT_FAILURE); - } - - struct rosprite_palette* palette; - if (rosprite_load_palette(rosprite_file_reader, ctx, &palette) != ROSPRITE_OK) { - exit(EXIT_FAILURE); - } - - for (uint32_t i = 0; i < palette->size; i++) { - printf("0x%x, ", palette->palette[i]); - } - - fclose(f); - - rosprite_destroy_file_context(ctx); - rosprite_destroy_palette(palette); - - return EXIT_SUCCESS; -} diff --git a/trunk/palettes/16colour b/trunk/palettes/16colour Binary files differdeleted file mode 100644 index 5ac39ea..0000000 --- a/trunk/palettes/16colour +++ /dev/null diff --git a/trunk/palettes/16mono b/trunk/palettes/16mono Binary files differdeleted file mode 100644 index f121b9a..0000000 --- a/trunk/palettes/16mono +++ /dev/null diff --git a/trunk/palettes/256colour b/trunk/palettes/256colour Binary files differdeleted file mode 100644 index e1f67bb..0000000 --- a/trunk/palettes/256colour +++ /dev/null diff --git a/trunk/palettes/256mono b/trunk/palettes/256mono Binary files differdeleted file mode 100644 index 0866679..0000000 --- a/trunk/palettes/256mono +++ /dev/null diff --git a/trunk/palettes/2mono b/trunk/palettes/2mono Binary files differdeleted file mode 100644 index a2afa45..0000000 --- a/trunk/palettes/2mono +++ /dev/null diff --git a/trunk/palettes/4mono b/trunk/palettes/4mono Binary files differdeleted file mode 100644 index 495ce8c..0000000 --- a/trunk/palettes/4mono +++ /dev/null diff --git a/trunk/test-data/32bpp-alpha-test b/trunk/test-data/32bpp-alpha-test Binary files differdeleted file mode 100644 index 92ebd63..0000000 --- a/trunk/test-data/32bpp-alpha-test +++ /dev/null diff --git a/trunk/test-data/primary-color-16bpp b/trunk/test-data/primary-color-16bpp Binary files differdeleted file mode 100644 index fba7a08..0000000 --- a/trunk/test-data/primary-color-16bpp +++ /dev/null diff --git a/trunk/test-data/small b/trunk/test-data/small Binary files differdeleted file mode 100644 index 5552782..0000000 --- a/trunk/test-data/small +++ /dev/null |