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authorTavian Barnes <tavianator@gmail.com>2009-11-24 22:21:24 -0500
committerTavian Barnes <tavianator@gmail.com>2009-11-24 22:21:24 -0500
commit819af91b95033ed34d07c0a973ad722bcaf20735 (patch)
tree7617d4b8c1760100743bf7d932ef779dba796735 /dimension
parentf1b92556c2189b5b5dbd5d81d966f2d2a8e9b2ab (diff)
downloaddimension-819af91b95033ed34d07c0a973ad722bcaf20735.tar.xz
Support vector component extraction.
Diffstat (limited to 'dimension')
-rw-r--r--dimension/grammar.y90
-rw-r--r--dimension/lexer.l13
2 files changed, 87 insertions, 16 deletions
diff --git a/dimension/grammar.y b/dimension/grammar.y
index e2162a3..6bf6569 100644
--- a/dimension/grammar.y
+++ b/dimension/grammar.y
@@ -274,7 +274,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_BICUBIC_PATCH
%token DMNSN_T_BLACK_HOLE
%token DMNSN_T_BLOB
-%token DMNSN_T_BLUE
+%token DMNSN_T_BLUE "blue"
%token DMNSN_T_BLUR_SAMPLES
%token DMNSN_T_BOUNDED_BY
%token DMNSN_T_BOX "box"
@@ -362,7 +362,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_FALLOFF_ANGLE
%token DMNSN_T_FALSE
%token DMNSN_T_FILE_EXISTS
-%token DMNSN_T_FILTER
+%token DMNSN_T_FILTER "filter"
%token DMNSN_T_FINAL_CLOCK
%token DMNSN_T_FINAL_FRAME
%token DMNSN_T_FINISH
@@ -386,9 +386,9 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_GLOBAL_SETTINGS
%token DMNSN_T_GRADIENT
%token DMNSN_T_GRANITE
-%token DMNSN_T_GRAY
+%token DMNSN_T_GRAY "gray"
%token DMNSN_T_GRAY_THRESHOLD
-%token DMNSN_T_GREEN
+%token DMNSN_T_GREEN "green"
%token DMNSN_T_HEIGHT_FIELD
%token DMNSN_T_HEXAGON
%token DMNSN_T_HF_GRAY_16
@@ -539,7 +539,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_RATIO
%token DMNSN_T_RECIPROCAL
%token DMNSN_T_RECURSION_LIMIT
-%token DMNSN_T_RED
+%token DMNSN_T_RED "red"
%token DMNSN_T_REFLECTION
%token DMNSN_T_REFLECTION_EXPONENT
%token DMNSN_T_REFRACTION
@@ -597,7 +597,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_SUM
%token DMNSN_T_SUPERELLIPSOID
%token DMNSN_T_SYS
-%token DMNSN_T_T
+%token DMNSN_T_T "t"
%token DMNSN_T_TAN
%token DMNSN_T_TANH
%token DMNSN_T_TARGET
@@ -618,7 +618,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_TRACE
%token DMNSN_T_TRANSFORM
%token DMNSN_T_TRANSLATE
-%token DMNSN_T_TRANSMIT
+%token DMNSN_T_TRANSMIT "transmit"
%token DMNSN_T_TRIANGLE
%token DMNSN_T_TRIANGLE_WAVE
%token DMNSN_T_TRUE
@@ -626,7 +626,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_TURB_DEPTH
%token DMNSN_T_TURBULENCE
%token DMNSN_T_TYPE
-%token DMNSN_T_U
+%token DMNSN_T_U "u"
%token DMNSN_T_U_STEPS
%token DMNSN_T_ULTRA_WIDE_ANGLE
%token DMNSN_T_UNION
@@ -638,7 +638,7 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_UV_INDICES
%token DMNSN_T_UV_MAPPING
%token DMNSN_T_UV_VECTORS
-%token DMNSN_T_V
+%token DMNSN_T_V "v"
%token DMNSN_T_V_STEPS
%token DMNSN_T_VAL
%token DMNSN_T_VARIANCE
@@ -657,10 +657,10 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%token DMNSN_T_WIDTH
%token DMNSN_T_WOOD
%token DMNSN_T_WRINKLES
-%token DMNSN_T_X
-%token DMNSN_T_Y
+%token DMNSN_T_X "x"
+%token DMNSN_T_Y "y"
%token DMNSN_T_YES
-%token DMNSN_T_Z
+%token DMNSN_T_Z "z"
/* Directives (#declare etc.) */
%token DMNSN_T_BREAK
@@ -773,11 +773,70 @@ FLOAT_EXPR: FLOAT_LITERAL
| "-" FLOAT_EXPR %prec DMNSN_T_NEGATE {
$$ = dmnsn_new_astnode1(DMNSN_AST_NEGATE, @$, $2);
}
+
+ | VECTOR_EXPR "." "x" {
+ dmnsn_array_get($1.children, 0, &$$);
+ dmnsn_array_remove($1.children, 0);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "u" {
+ dmnsn_array_get($1.children, 0, &$$);
+ dmnsn_array_remove($1.children, 0);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "red" {
+ dmnsn_array_get($1.children, 0, &$$);
+ dmnsn_array_remove($1.children, 0);
+ dmnsn_delete_astnode($1);
+ }
+
+ | VECTOR_EXPR "." "y" {
+ dmnsn_array_get($1.children, 1, &$$);
+ dmnsn_array_remove($1.children, 1);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "v" {
+ dmnsn_array_get($1.children, 1, &$$);
+ dmnsn_array_remove($1.children, 1);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "green" {
+ dmnsn_array_get($1.children, 1, &$$);
+ dmnsn_array_remove($1.children, 1);
+ dmnsn_delete_astnode($1);
+ }
+
+ | VECTOR_EXPR "." "z" {
+ dmnsn_array_get($1.children, 2, &$$);
+ dmnsn_array_remove($1.children, 2);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "blue" {
+ dmnsn_array_get($1.children, 2, &$$);
+ dmnsn_array_remove($1.children, 2);
+ dmnsn_delete_astnode($1);
+ }
+
+ | VECTOR_EXPR "." "t" {
+ dmnsn_array_get($1.children, 3, &$$);
+ dmnsn_array_remove($1.children, 3);
+ dmnsn_delete_astnode($1);
+ }
+ | VECTOR_EXPR "." "filter" {
+ dmnsn_array_get($1.children, 3, &$$);
+ dmnsn_array_remove($1.children, 3);
+ dmnsn_delete_astnode($1);
+ }
+
+ | VECTOR_EXPR "." "transmit" {
+ dmnsn_array_get($1.children, 4, &$$);
+ dmnsn_array_remove($1.children, 4);
+ dmnsn_delete_astnode($1);
+ }
| "(" FLOAT_EXPR ")" { $$ = $2; }
;
-FLOAT_LITERAL: "integer"
- {
+FLOAT_LITERAL: "integer" {
$$ = dmnsn_new_astnode(DMNSN_AST_INTEGER, @$);
$$.ptr = malloc(sizeof(long));
if (!$$.ptr)
@@ -786,8 +845,7 @@ FLOAT_LITERAL: "integer"
*(long *)$$.ptr = strtol($1, NULL, 0);
}
- | "float"
- {
+ | "float" {
$$ = dmnsn_new_astnode(DMNSN_AST_FLOAT, @$);
$$.ptr = malloc(sizeof(double));
if (!$$.ptr)
diff --git a/dimension/lexer.l b/dimension/lexer.l
index 2e2467c..50e9a8b 100644
--- a/dimension/lexer.l
+++ b/dimension/lexer.l
@@ -151,10 +151,23 @@ unsigned long wchar;
(?# Keywords)
"box" PUSH_TOKEN(DMNSN_T_BOX);
+"blue" PUSH_TOKEN(DMNSN_T_BLUE);
"camera" PUSH_TOKEN(DMNSN_T_CAMERA);
"color" PUSH_TOKEN(DMNSN_T_COLOR);
"colour" PUSH_TOKEN(DMNSN_T_COLOR);
+"filter" PUSH_TOKEN(DMNSN_T_FILTER);
+"gray" PUSH_TOKEN(DMNSN_T_GRAY);
+"grey" PUSH_TOKEN(DMNSN_T_GRAY);
+"green" PUSH_TOKEN(DMNSN_T_GREEN);
+"red" PUSH_TOKEN(DMNSN_T_RED);
"sphere" PUSH_TOKEN(DMNSN_T_SPHERE);
+"t" PUSH_TOKEN(DMNSN_T_T);
+"transmit" PUSH_TOKEN(DMNSN_T_TRANSMIT);
+"u" PUSH_TOKEN(DMNSN_T_U);
+"v" PUSH_TOKEN(DMNSN_T_V);
+"x" PUSH_TOKEN(DMNSN_T_X);
+"y" PUSH_TOKEN(DMNSN_T_Y);
+"z" PUSH_TOKEN(DMNSN_T_Z);
(?# Directives)
"#include" PUSH_TOKEN(DMNSN_T_INCLUDE);