;;
esac
+. ./shader-parser.subr
+
pid=$$
status=true
trap 'status=false' USR1
LF="
"
-normalize()
-{
- echo "$1" | sed 's/\.\(tga\|jpg\|png\)$//'
-}
-
allowed_prefixes=
forbidden_prefixes=
}
parsing_shader=
-parse_shaderstage()
+parse_shaderstage_pre()
{
ss_blendfunc=none
ss_alphafunc=none
ss_alphagen=none
ss_map=
- while read L A1 Aother; do
- case "`echo "$L" | tr A-Z a-z`" in
- blendfunc)
- ss_blendfunc=`echo $A1 $Aother | tr A-Z a-z`
- ;;
- alphafunc)
- ss_alphafunc=`echo $A1 | tr A-Z a-z`
- ;;
- alphagen)
- ss_alphagen=`echo $A1 | tr A-Z a-z`
- ;;
- map|clampmap)
- case "$A1" in
- '$lightmap')
- ;;
- *)
- use_texture "$parsing_shader" "`normalize "$A1"`" map
- ss_map="`normalize "$A1"`"
- offsetmapping_match8=firststagedone
- ;;
- esac
- ;;
- animmap)
- for X in $Aother; do
- use_texture "$parsing_shader" "`normalize "$X"`" animmap
- done
- for X in $Aother; do
- ss_map="`normalize "$X"`"
- break
- done
- ;;
- '{')
- err "brace nesting error in $parsing_shader"
- ;;
- '}')
+}
+
+parse_shaderstage_line()
+{
+ L=$1
+ A1=$2
+ Aother=$3
+ case "`echo "$L" | tr A-Z a-z`" in
+ blendfunc)
+ ss_blendfunc=`echo $A1 $Aother | tr A-Z a-z`
+ ;;
+ alphafunc)
+ ss_alphafunc=`echo $A1 | tr A-Z a-z`
+ ;;
+ alphagen)
+ ss_alphagen=`echo $A1 | tr A-Z a-z`
+ ;;
+ map|clampmap)
+ case "$A1" in
+ '$lightmap')
+ ;;
+ *)
+ use_texture "$parsing_shader" "`shader_normalize "$A1"`" map
+ ss_map="`shader_normalize "$A1"`"
+ offsetmapping_match8=firststagedone
+ ;;
+ esac
+ ;;
+ animmap)
+ for X in $Aother; do
+ use_texture "$parsing_shader" "`shader_normalize "$X"`" animmap
+ done
+ for X in $Aother; do
+ ss_map="`shader_normalize "$X"`"
break
- ;;
- *)
- ;;
- esac
- done
+ done
+ ;;
+ '{')
+ err "brace nesting error in $parsing_shader"
+ ;;
+ '}')
+ break
+ ;;
+ *)
+ ;;
+ esac
+}
+parse_shaderstage_post()
+{
if [ -n "$ss_map" ]; then
if [ -z "$maintexture" ]; then
maintexture=$ss_map
fi
}
-parse_shader()
+parse_shader_pre()
{
use_texture "$parsing_shader" "$parsing_shader" shader
offsetmapping_match8=
textureblending=false
maintexture=
nowarn=false
- while read L A1 Aother; do
- case "`echo "$L" | tr A-Z a-z`" in
- xon_nowarn)
- nowarn=true
- ;;
- dpoffsetmapping)
- set -- $Aother
- if [ x"$A1" = x"none" ]; then
- offsetmapping_match8=none
- elif [ x"$A1" = x"off" ]; then
- offsetmapping_match8=none
- elif [ x"$A1" = x"disabled" ]; then
- offsetmapping_match8=none
- elif [ x"$2" = x"match8" ]; then
- offsetmapping_match8=`echo "($3 + 0.5) / 1" | bc`
- elif [ x"$2" = x"match16" ]; then
- offsetmapping_match8=`echo "($3 / 257 + 0.5) / 1" | bc`
- elif [ x"$2" = x"match" ]; then
- offsetmapping_match8=`echo "($3 * 255 + 0.5) / 1" | bc`
- elif [ x"$2" = x"bias" ]; then
- offsetmapping_match8=`echo "((1 - $3) * 255 + 0.5) / 1" | bc`
- else
- offsetmapping_match8=default
- fi
- ;;
- qer_editorimage)
- use_texture "$parsing_shader" "`normalize "$A1"`" editorimage
- ;;
- skyparms)
- use_texture "$parsing_shader" "${A1}_lf" sky
- use_texture "$parsing_shader" "${A1}_rt" sky
- use_texture "$parsing_shader" "${A1}_up" sky
- use_texture "$parsing_shader" "${A1}_dn" sky
- use_texture "$parsing_shader" "${A1}_ft" sky
- use_texture "$parsing_shader" "${A1}_bk" sky
- ;;
- '{')
- parse_shaderstage
- ;;
- '}')
- break
- ;;
- *)
- ;;
- esac
- done
+}
+
+parse_shader_line()
+{
+ L=$1
+ A1=$2
+ Aother=$3
+ case "`echo "$L" | tr A-Z a-z`" in
+ xon_nowarn)
+ nowarn=true
+ ;;
+ dpoffsetmapping)
+ set -- $Aother
+ if [ x"$A1" = x"none" ]; then
+ offsetmapping_match8=none
+ elif [ x"$A1" = x"off" ]; then
+ offsetmapping_match8=none
+ elif [ x"$A1" = x"disabled" ]; then
+ offsetmapping_match8=none
+ elif [ x"$2" = x"match8" ]; then
+ offsetmapping_match8=`echo "($3 + 0.5) / 1" | bc`
+ elif [ x"$2" = x"match16" ]; then
+ offsetmapping_match8=`echo "($3 / 257 + 0.5) / 1" | bc`
+ elif [ x"$2" = x"match" ]; then
+ offsetmapping_match8=`echo "($3 * 255 + 0.5) / 1" | bc`
+ elif [ x"$2" = x"bias" ]; then
+ offsetmapping_match8=`echo "((1 - $3) * 255 + 0.5) / 1" | bc`
+ else
+ offsetmapping_match8=default
+ fi
+ ;;
+ qer_editorimage)
+ use_texture "$parsing_shader" "`shader_normalize "$A1"`" editorimage
+ ;;
+ skyparms)
+ use_texture "$parsing_shader" "${A1}_lf" sky
+ use_texture "$parsing_shader" "${A1}_rt" sky
+ use_texture "$parsing_shader" "${A1}_up" sky
+ use_texture "$parsing_shader" "${A1}_dn" sky
+ use_texture "$parsing_shader" "${A1}_ft" sky
+ use_texture "$parsing_shader" "${A1}_bk" sky
+ ;;
+ *)
+ ;;
+ esac
+}
+
+parse_shader_post()
+{
if [ -n "$AUDIT_ALPHACHANNELS" ] && [ -n "$maintexture" ] && ! $textureblending; then
getstats "../$maintexture.tga" || getstats "../$maintexture.png" || getstats "../$maintexture.jpg"
case "$mainblendfunc" in
fi
}
-parse_shaderfile()
+parse_shaderfile_pre()
{
- case "$1" in
+ s="${parsing_shaderfile%.shader}"
+ case "$s" in
## RULE: map_FOO.shader may define tetxures/map_FOO_* and textures/map_FOO/*
map_*)
- allowed_prefixes="textures/map_`echo "$1" | cut -d _ -f 2`_ textures/map_`echo "$1" | cut -d _ -f 2`/ models/map_`echo "$1" | cut -d _ -f 2`_ models/map_`echo "$1" | cut -d _ -f 2`/"
+ allowed_prefixes="textures/map_`echo "$s" | cut -d _ -f 2`_ textures/map_`echo "$s" | cut -d _ -f 2`/ models/map_`echo "$s" | cut -d _ -f 2`_ models/map_`echo "$s" | cut -d _ -f 2`/"
forbidden_prefixes=
;;
## RULE: skies_FOO.shader may define tetxures/skies/FOO and textures/skies/FOO_*
skies_*)
- allowed_prefixes="textures/skies/`echo "$1" | cut -d _ -f 2`: textures/skies/`echo "$1" | cut -d _ -f 2`_"
+ allowed_prefixes="textures/skies/`echo "$s" | cut -d _ -f 2`: textures/skies/`echo "$s" | cut -d _ -f 2`_"
forbidden_prefixes=
;;
## RULE: model_*.shader may define models/*
;;
## RULE: any other FOO.shader may define textures/FOO/*
*)
- allowed_prefixes="textures/$1/"
+ allowed_prefixes="textures/$s/"
forbidden_prefixes="textures/skies/ textures/map_ models/"
;;
esac
- while read L; do
- case "$L" in
- */*)
- parsing_shader="`normalize "$L"`"
- if [ x"$L" != x"$parsing_shader" ]; then
- warn "normalized shader name $L to $parsing_shader"
- fi
- ;;
- '{')
- parse_shader
- ;;
- *)
- ;;
- esac
- done
}
-strip_comments()
-{
- sed 's,//.*,,g; s,\r, ,g; s,\t, ,g; s, *, ,g; s, $,,; s,^ ,,; /^$/ d'
-}
-
-t=`mktemp || echo ".temp"`
-for X in *.shader; do
- strip_comments < "$X" > "$t"
- parse_shaderfile "${X%.shader}" < "$t"
-done
-rm -f "$t"
+parse_shaders *.shader
-textures_avail=`( cd ..; find textures/ -type f -not -name '*.sh' -not -name '*_norm.*' -not -name '*_glow.*' -not -name '*_gloss.*' -not -name '*_reflect.*' -not -name '*.xcf' -not -name '*.txt' ) | while IFS= read -r T; do normalize "$T"; done | sort -u`
+textures_avail=`( cd ..; find textures/ -type f -not -name '*.sh' -not -name '*_norm.*' -not -name '*_glow.*' -not -name '*_gloss.*' -not -name '*_reflect.*' -not -name '*.xcf' -not -name '*.txt' ) | while IFS= read -r T; do shader_normalize "$T"; done | sort -u`
textures_used=`echo "${textures_used#$LF}" | sort -u`
echo "$textures_used$LF$textures_used$LF$textures_avail" | sort | uniq -u | while IFS= read -r L; do
--- /dev/null
+#!/bin/sh
+
+case "$0" in
+ */*)
+ cd "${0%/*}"
+ ;;
+esac
+
+. ./shader-parser.subr
+set -e
+
+err()
+{
+ echo >&2 "(EE) $*"
+ exit 1
+}
+
+LF="
+"
+TAB=" "
+
+parse_shader_pre()
+{
+ shadertext=
+ shaderconds=
+}
+parse_conditional()
+{
+ shaderconds="$shaderconds$LF$*"
+}
+parse_shader_line()
+{
+ case "$1" in
+ '#if')
+ parse_conditional $2 $3
+ ;;
+ esac
+ shadertext="$shadertext$LF$TAB$*"
+}
+parse_shaderstage_pre()
+{
+ shadertext="$shadertext$LF$TAB{"
+}
+parse_shaderstage_line()
+{
+ case "$1" in
+ '#if')
+ parse_conditional $2 $3
+ ;;
+ esac
+ shadertext="$shadertext$LF$TAB$TAB$*"
+}
+parse_shaderstage_post()
+{
+ shadertext="$shadertext$LF$TAB}"
+}
+# note: the conds are what is FALSE, not TRUE
+shaderkill()
+{
+ parseALLtheconds=$conds
+ while :; do
+ case "$parseALLtheconds" in
+ '')
+ break
+ ;;
+ *$LF*)
+ thiscond=${parseALLtheconds%%$LF*}
+ parseALLtheconds=${parseALLtheconds#*$LF}
+ ;;
+ *)
+ thiscond=$parseALLtheconds
+ parseALLtheconds=
+ ;;
+ esac
+ [ -n "$thiscond" ] || continue
+ echo "$TAB""dpshaderkillifcvar $thiscond"
+ done
+}
+preprocess()
+{
+ echo "$shadertext" | {
+ condstack=
+ while IFS= read -r L; do
+ [ -n "$L" ] || continue
+ set -- $L
+ k=$1
+ shift
+ case "$k" in
+ '#if')
+ case "$LF$conds$LF" in
+ *"$LF$*$LF"*)
+ condstack=0$condstack
+ ;;
+ *)
+ condstack=1$condstack
+ ;;
+ esac
+ ;;
+ '#else')
+ if [ -z "$condstack" ]; then
+ err "unmatched #else"
+ fi
+ case "$condstack" in
+ 0*)
+ condstack=1${condstack#0}
+ ;;
+ 1*)
+ condstack=0${condstack#1}
+ ;;
+ esac
+ ;;
+ '#endif')
+ if [ -z "$condstack" ]; then
+ err "unmatched #endif"
+ fi
+ condstack=${condstack#?}
+ ;;
+ *)
+ case "$condstack" in
+ *0*)
+ ;;
+ *)
+ echo "${L% }"
+ ;;
+ esac
+ ;;
+ esac
+ done
+ if [ -n "$condstack" ]; then
+ err "unmatched #if"
+ fi
+ }
+}
+conditionalize()
+{
+ case "$1" in
+ '')
+ # no conditions
+ echo "$parsing_shader"
+ echo "{"
+ shaderkill
+ preprocess
+ echo "}"
+ return
+ ;;
+ *$LF*)
+ # many conditions
+ firstcond="${1%%$LF*}"
+ restcond="${1#*$LF}"
+ ;;
+ *)
+ firstcond=$1
+ restcond=
+ ;;
+ esac
+ (
+ conds="$conds$LF$firstcond"
+ conditionalize "$restcond"
+ )
+ (
+ set -- $firstcond
+ case "$2" in
+ '==') op='!=' ;;
+ '!=') op='==' ;;
+ '>') op='<=' ;;
+ '<') op='>=' ;;
+ '>=') op='<' ;;
+ '<=') op='>' ;;
+ esac
+ set -- "$1" "$op" "$3"
+ conds="$conds$LF$*"
+ conditionalize "$restcond"
+ )
+}
+parse_shader_post()
+{
+ allconds=`echo "$shaderconds" | sort -u | grep .`
+ conds=
+ conditionalize "$allconds"
+}
+
+parse_shaders "$@"
--- /dev/null
+#!/bin/sh
+
+# simple shader parsing "framework"
+
+shader_normalize()
+{
+ echo "$1" | sed 's/\.\(tga\|jpg\|png\)$//'
+}
+
+parse_shaderstage_pre()
+{
+ : replace this function after including
+}
+parse_shaderstage_line()
+{
+ : replace this function after including
+}
+parse_shaderstage_post()
+{
+ : replace this function after including
+}
+parse_shaderstage()
+{
+ parse_shaderstage_pre
+ while read shaderparser_L shaderparser_A1 shaderparser_Aother; do
+ case "`echo "$shaderparser_L" | tr A-Z a-z`" in
+ '{')
+ err "brace nesting error in $parsing_shader"
+ ;;
+ '}')
+ break
+ ;;
+ '')
+ ;;
+ *)
+ parse_shaderstage_line "$shaderparser_L" "$shaderparser_A1" "$shaderparser_Aother"
+ ;;
+ esac
+ done
+ parse_shaderstage_post
+}
+
+parse_shader_pre()
+{
+ : replace this function after including
+}
+parse_shader_line()
+{
+ : replace this function after including
+}
+parse_shader_post()
+{
+ : replace this function after including
+}
+parse_shader()
+{
+ parse_shader_pre
+ while read shaderparser_L shaderparser_A1 shaderparser_Aother; do
+ case "`echo "$shaderparser_L" | tr A-Z a-z`" in
+ '{')
+ parse_shaderstage
+ ;;
+ '}')
+ break
+ ;;
+ '')
+ ;;
+ *)
+ parse_shader_line "$shaderparser_L" "$shaderparser_A1" "$shaderparser_Aother"
+ ;;
+ esac
+ done
+ parse_shader_post
+}
+
+parse_shaderfile_pre()
+{
+ : replace this function after including
+}
+parse_shaderfile_post()
+{
+ : replace this function after including
+}
+parse_shaderfile()
+{
+ parse_shaderfile_pre
+ while read shaderparser_L; do
+ case "$shaderparser_L" in
+ '{')
+ parse_shader
+ ;;
+ '{')
+ err "brace nesting error in $parsing_shader"
+ ;;
+ '')
+ ;;
+ *)
+ parsing_shader="`shader_normalize "$shaderparser_L"`"
+ if [ x"$shaderparser_L" != x"$parsing_shader" ]; then
+ warn "normalized shader name $shaderparser_L to $parsing_shader"
+ fi
+ ;;
+ esac
+ done
+ parse_shaderfile_post
+}
+
+shaderparser_strip_comments()
+{
+ sed 's,//.*,,g; s,\r, ,g; s,\shaderparser_t, ,g; s, *, ,g; s, $,,; s,^ ,,; /^$/ d'
+}
+
+parse_shaders()
+{
+ shaderparser_t=`mktemp || echo ".temp"`
+ for shaderparser_X in "$@"; do
+ shaderparser_strip_comments < "$shaderparser_X" > "$shaderparser_t"
+ parsing_shaderfile="$shaderparser_X"
+ parse_shaderfile < "$shaderparser_t"
+ done
+ rm -f "$shaderparser_t"
+}
projects / xonotic / xonotic-maps.pk3dir.git / commitdiff