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-rw-r--r--dimension/grammar.y439
1 files changed, 222 insertions, 217 deletions
diff --git a/dimension/grammar.y b/dimension/grammar.y
index c97818d..2950941 100644
--- a/dimension/grammar.y
+++ b/dimension/grammar.y
@@ -188,6 +188,8 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
%error-verbose
%token-table
+%expect 0
+
%parse-param {dmnsn_array *astree}
%parse-param {dmnsn_token_iterator *iterator}
%lex-param {dmnsn_token_iterator *iterator}
@@ -742,276 +744,279 @@ yyerror(YYLTYPE *locp, dmnsn_array *astree, dmnsn_token_iterator *iterator,
/* Start symbol */
-SCENE: /* empty */ { }
- | SCENE SCENE_ITEM {
- dmnsn_array_push(astree, &$2);
- }
+SCENE: /* empty */ { }
+ | SCENE SCENE_ITEM {
+ dmnsn_array_push(astree, &$2);
+ }
;
-SCENE_ITEM: OBJECT
+SCENE_ITEM: OBJECT
;
/* Transformations */
-TRANSFORMATION: "rotate" VECTOR {
- $$ = dmnsn_new_astnode1(DMNSN_AST_ROTATION, @$, $2);
- }
- | "scale" VECTOR {
- $$ = dmnsn_new_astnode1(DMNSN_AST_SCALE, @$, $2);
- }
- | "translate" VECTOR {
- $$ = dmnsn_new_astnode1(DMNSN_AST_TRANSLATION, @$, $2);
- }
+TRANSFORMATION: "rotate" VECTOR {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_ROTATION, @$, $2);
+ }
+ | "scale" VECTOR {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_SCALE, @$, $2);
+ }
+ | "translate" VECTOR {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_TRANSLATION, @$, $2);
+ }
+;
/* Objects */
-OBJECT: FINITE_SOLID_OBJECT
+OBJECT: FINITE_SOLID_OBJECT
;
-FINITE_SOLID_OBJECT: BOX
- | SPHERE
+FINITE_SOLID_OBJECT: BOX
+ | SPHERE
;
-BOX: "box" "{"
- VECTOR "," VECTOR
- OBJECT_MODIFIERS
- "}"
- {
- $$ = dmnsn_new_astnode3(DMNSN_AST_BOX, @$, $3, $5, $6);
- }
+BOX: "box" "{"
+ VECTOR "," VECTOR
+ OBJECT_MODIFIERS
+ "}"
+ {
+ $$ = dmnsn_new_astnode3(DMNSN_AST_BOX, @$, $3, $5, $6);
+ }
;
-SPHERE: "sphere" "{"
- VECTOR "," FLOAT
- OBJECT_MODIFIERS
- "}"
- {
- $$ = dmnsn_new_astnode3(DMNSN_AST_SPHERE, @$, $3, $5, $6);
- }
+SPHERE: "sphere" "{"
+ VECTOR "," FLOAT
+ OBJECT_MODIFIERS
+ "}"
+ {
+ $$ = dmnsn_new_astnode3(DMNSN_AST_SPHERE, @$, $3, $5, $6);
+ }
;
/* Object modifiers */
-OBJECT_MODIFIERS: /* empty */ {
- $$ = dmnsn_new_astnode(DMNSN_AST_OBJECT_MODIFIERS,
- @$);
- }
- | OBJECT_MODIFIERS OBJECT_MODIFIER {
- $$ = $1;
- dmnsn_array_push($$.children, &$2);
- }
+OBJECT_MODIFIERS: /* empty */ {
+ $$ = dmnsn_new_astnode(DMNSN_AST_OBJECT_MODIFIERS, @$);
+ }
+ | OBJECT_MODIFIERS OBJECT_MODIFIER {
+ $$ = $1;
+ dmnsn_array_push($$.children, &$2);
+ }
;
-OBJECT_MODIFIER: TRANSFORMATION
- | TEXTURE
- | PIGMENT {
- $$ = dmnsn_new_astnode1(DMNSN_AST_TEXTURE, @$, $1);
- }
+OBJECT_MODIFIER: TRANSFORMATION
+ | TEXTURE
+ | PIGMENT {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_TEXTURE, @$, $1);
+ }
;
/* Textures */
-TEXTURE: "texture" "{"
- TEXTURE_ITEMS
- "}"
- { $$ = $3; }
+TEXTURE: "texture" "{"
+ TEXTURE_ITEMS
+ "}"
+ { $$ = $3; }
;
-TEXTURE_ITEMS: /* empty */ {
- $$ = dmnsn_new_astnode(DMNSN_AST_TEXTURE, @$);
- }
- | TEXTURE_ITEMS PIGMENT {
- $$ = $1;
- dmnsn_array_push($$.children, &$2);
- }
+TEXTURE_ITEMS: /* empty */ {
+ $$ = dmnsn_new_astnode(DMNSN_AST_TEXTURE, @$);
+ }
+ | TEXTURE_ITEMS PIGMENT {
+ $$ = $1;
+ dmnsn_array_push($$.children, &$2);
+ }
;
/* Pigments */
-PIGMENT: "pigment" "{"
- PIGMENT_TYPE
- "}"
- {
- $$ = dmnsn_new_astnode1(DMNSN_AST_PIGMENT, @$, $3);
- }
+PIGMENT: "pigment" "{"
+ PIGMENT_TYPE
+ "}"
+ {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_PIGMENT, @$, $3);
+ }
+;
-PIGMENT_TYPE: /* empty */ {
- $$ = dmnsn_new_astnode(DMNSN_AST_NONE, @$);
- }
- | COLOR
+PIGMENT_TYPE: /* empty */ {
+ $$ = dmnsn_new_astnode(DMNSN_AST_NONE, @$);
+ }
+ | COLOR
+;
/* Floats */
-FLOAT: FLOAT_EXPR {
- $$ = dmnsn_eval_scalar($1);
- dmnsn_delete_astnode($1);
- }
+FLOAT: FLOAT_EXPR {
+ $$ = dmnsn_eval_scalar($1);
+ dmnsn_delete_astnode($1);
+ }
;
-FLOAT_EXPR: FLOAT_LITERAL
- | FLOAT_EXPR "+" FLOAT_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_ADD, @$, $1, $3);
- }
- | FLOAT_EXPR "-" FLOAT_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_SUB, @$, $1, $3);
- }
- | FLOAT_EXPR "*" FLOAT_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_MUL, @$, $1, $3);
- }
- | FLOAT_EXPR "/" FLOAT_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_DIV, @$, $1, $3);
- }
- | "+" FLOAT_EXPR %prec DMNSN_T_NEGATE { $$ = $2; }
- | "-" FLOAT_EXPR %prec DMNSN_T_NEGATE {
- $$ = 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_EXPR: FLOAT_LITERAL
+ | FLOAT_EXPR "+" FLOAT_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_ADD, @$, $1, $3);
+ }
+ | FLOAT_EXPR "-" FLOAT_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_SUB, @$, $1, $3);
+ }
+ | FLOAT_EXPR "*" FLOAT_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_MUL, @$, $1, $3);
+ }
+ | FLOAT_EXPR "/" FLOAT_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_DIV, @$, $1, $3);
+ }
+ | "+" FLOAT_EXPR %prec DMNSN_T_NEGATE { $$ = $2; }
+ | "-" FLOAT_EXPR %prec DMNSN_T_NEGATE {
+ $$ = 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" {
- $$ = dmnsn_new_astnode(DMNSN_AST_INTEGER, @$);
- $$.ptr = malloc(sizeof(long));
- if (!$$.ptr)
- dmnsn_error(DMNSN_SEVERITY_HIGH,
- "Failed to allocate room for integer.");
-
- *(long *)$$.ptr = strtol($1, NULL, 0);
- }
- | "float" {
- $$ = dmnsn_new_astnode(DMNSN_AST_FLOAT, @$);
- $$.ptr = malloc(sizeof(double));
- if (!$$.ptr)
- dmnsn_error(DMNSN_SEVERITY_HIGH,
- "Failed to allocate room for float.");
-
- *(double *)$$.ptr = strtod($1, NULL);
- }
+FLOAT_LITERAL: "integer" {
+ $$ = dmnsn_new_astnode(DMNSN_AST_INTEGER, @$);
+ $$.ptr = malloc(sizeof(long));
+ if (!$$.ptr)
+ dmnsn_error(DMNSN_SEVERITY_HIGH,
+ "Failed to allocate room for integer.");
+
+ *(long *)$$.ptr = strtol($1, NULL, 0);
+ }
+ | "float" {
+ $$ = dmnsn_new_astnode(DMNSN_AST_FLOAT, @$);
+ $$.ptr = malloc(sizeof(double));
+ if (!$$.ptr)
+ dmnsn_error(DMNSN_SEVERITY_HIGH,
+ "Failed to allocate room for float.");
+
+ *(double *)$$.ptr = strtod($1, NULL);
+ }
;
/* Vectors */
-VECTOR: VECTOR_EXPR {
- $$ = dmnsn_eval_vector($1);
- dmnsn_delete_astnode($1);
- }
+VECTOR: VECTOR_EXPR {
+ $$ = dmnsn_eval_vector($1);
+ dmnsn_delete_astnode($1);
+ }
;
-VECTOR_EXPR: VECTOR_LITERAL
- | VECTOR_EXPR "+" VECTOR_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_ADD, @$, $1, $3);
- }
- | VECTOR_EXPR "-" VECTOR_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_SUB, @$, $1, $3);
- }
- | VECTOR_EXPR "*" VECTOR_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_MUL, @$, $1, $3);
- }
- | VECTOR_EXPR "/" VECTOR_EXPR {
- $$ = dmnsn_new_astnode2(DMNSN_AST_DIV, @$, $1, $3);
- }
- | "+" VECTOR_EXPR %prec DMNSN_T_NEGATE { $$ = $2; }
- | "-" VECTOR_EXPR %prec DMNSN_T_NEGATE {
- $$ = dmnsn_new_astnode1(DMNSN_AST_NEGATE, @$, $2);
- }
- | "(" VECTOR_EXPR ")" { $$ = $2; }
+VECTOR_EXPR: VECTOR_LITERAL
+ | VECTOR_EXPR "+" VECTOR_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_ADD, @$, $1, $3);
+ }
+ | VECTOR_EXPR "-" VECTOR_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_SUB, @$, $1, $3);
+ }
+ | VECTOR_EXPR "*" VECTOR_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_MUL, @$, $1, $3);
+ }
+ | VECTOR_EXPR "/" VECTOR_EXPR {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_DIV, @$, $1, $3);
+ }
+ | "+" VECTOR_EXPR %prec DMNSN_T_NEGATE { $$ = $2; }
+ | "-" VECTOR_EXPR %prec DMNSN_T_NEGATE {
+ $$ = dmnsn_new_astnode1(DMNSN_AST_NEGATE, @$, $2);
+ }
+ | "(" VECTOR_EXPR ")" { $$ = $2; }
;
-VECTOR_LITERAL: "<" FLOAT_EXPR "," FLOAT_EXPR ">" {
- $$ = dmnsn_new_astnode2(DMNSN_AST_VECTOR, @$, $2, $4);
- }
- | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ">" {
- $$ = dmnsn_new_astnode3(DMNSN_AST_VECTOR, @$, $2, $4, $6);
- }
- | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ","
- FLOAT_EXPR ">" {
- $$ = dmnsn_new_astnode4(DMNSN_AST_VECTOR, @$, $2, $4, $6, $8);
- }
- | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ","
- FLOAT_EXPR "," FLOAT_EXPR ">" {
- $$ = dmnsn_new_astnode5(DMNSN_AST_VECTOR, @$,
- $2, $4, $6, $8, $10);
- }
+VECTOR_LITERAL: "<" FLOAT_EXPR "," FLOAT_EXPR ">" {
+ $$ = dmnsn_new_astnode2(DMNSN_AST_VECTOR, @$, $2, $4);
+ }
+ | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ">" {
+ $$ = dmnsn_new_astnode3(DMNSN_AST_VECTOR, @$, $2, $4, $6);
+ }
+ | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ","
+ FLOAT_EXPR ">" {
+ $$ = dmnsn_new_astnode4(DMNSN_AST_VECTOR, @$, $2, $4, $6, $8);
+ }
+ | "<" FLOAT_EXPR "," FLOAT_EXPR "," FLOAT_EXPR ","
+ FLOAT_EXPR "," FLOAT_EXPR ">" {
+ $$ = dmnsn_new_astnode5(DMNSN_AST_VECTOR, @$,
+ $2, $4, $6, $8, $10);
+ }
;
-COLOR: COLOR_BODY
- | "color" COLOR_BODY { $$ = $2; }
+COLOR: COLOR_BODY
+ | "color" COLOR_BODY { $$ = $2; }
;
-COLOR_BODY: COLOR_VECTOR
+COLOR_BODY: COLOR_VECTOR
;
-COLOR_VECTOR: "rgb" VECTOR { $$ = $2; }
- | "rgbf" VECTOR { $$ = $2; }
- | "rgbt" VECTOR {
- /* Swap the transmit and filter components */
- $$ = $2;
- dmnsn_astnode temp;
- dmnsn_array_get($$.children, 4, &temp);
- dmnsn_array_set($$.children, 4, dmnsn_array_at($$.children, 3));
- dmnsn_array_set($$.children, 3, &temp);
- }
- | "rgbft" VECTOR { $$ = $2; }
- | VECTOR
+COLOR_VECTOR: "rgb" VECTOR { $$ = $2; }
+ | "rgbf" VECTOR { $$ = $2; }
+ | "rgbt" VECTOR {
+ /* Swap the transmit and filter components */
+ $$ = $2;
+ dmnsn_astnode temp;
+ dmnsn_array_get($$.children, 4, &temp);
+ dmnsn_array_set($$.children, 4, dmnsn_array_at($$.children, 3));
+ dmnsn_array_set($$.children, 3, &temp);
+ }
+ | "rgbft" VECTOR { $$ = $2; }
+ | VECTOR
%%
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 18:18:43 +0000