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-rw-r--r--dimension/realize.c40
1 files changed, 24 insertions, 16 deletions
diff --git a/dimension/realize.c b/dimension/realize.c
index 967c5db..ad6630f 100644
--- a/dimension/realize.c
+++ b/dimension/realize.c
@@ -879,7 +879,8 @@ dmnsn_realize_plane(dmnsn_astnode astnode)
/* Bulk-load a union */
static dmnsn_object *
-dmnsn_realize_union(dmnsn_astnode astnode, dmnsn_array *lights)
+dmnsn_realize_union(dmnsn_astnode astnode, dmnsn_astnode modifiers,
+ dmnsn_array *lights)
{
dmnsn_assert(astnode.type == DMNSN_AST_UNION, "Expected a union.");
@@ -887,6 +888,7 @@ dmnsn_realize_union(dmnsn_astnode astnode, dmnsn_array *lights)
DMNSN_ARRAY_FOREACH (dmnsn_astnode *, onode, astnode.children) {
if (onode->type == DMNSN_AST_LIGHT_SOURCE) {
dmnsn_light *light = dmnsn_realize_light_source(*onode);
+ dmnsn_realize_light_source_modifiers(modifiers, light);
dmnsn_array_push(lights, &light);
} else {
dmnsn_object *object = dmnsn_realize_object(*onode, lights);
@@ -906,8 +908,8 @@ typedef dmnsn_object *dmnsn_csg_object_fn(dmnsn_object *a, dmnsn_object *b);
/* Generalized CSG realizer */
static dmnsn_object *
-dmnsn_realize_csg(dmnsn_astnode astnode, dmnsn_array *lights,
- dmnsn_csg_object_fn *csg_object_fn)
+dmnsn_realize_csg(dmnsn_astnode astnode, dmnsn_astnode modifiers,
+ dmnsn_array *lights, dmnsn_csg_object_fn *csg_object_fn)
{
dmnsn_object *csg = NULL;
dmnsn_astnode *onode;
@@ -917,6 +919,7 @@ dmnsn_realize_csg(dmnsn_astnode astnode, dmnsn_array *lights,
{
if (onode->type == DMNSN_AST_LIGHT_SOURCE) {
dmnsn_light *light = dmnsn_realize_light_source(*onode);
+ dmnsn_realize_light_source_modifiers(modifiers, light);
dmnsn_array_push(lights, &light);
} else {
csg = dmnsn_realize_object(*onode, lights);
@@ -930,6 +933,7 @@ dmnsn_realize_csg(dmnsn_astnode astnode, dmnsn_array *lights,
{
if (onode->type == DMNSN_AST_LIGHT_SOURCE) {
dmnsn_light *light = dmnsn_realize_light_source(*onode);
+ dmnsn_realize_light_source_modifiers(modifiers, light);
dmnsn_array_push(lights, &light);
} else {
dmnsn_object *object = dmnsn_realize_object(*onode, lights);
@@ -941,25 +945,30 @@ dmnsn_realize_csg(dmnsn_astnode astnode, dmnsn_array *lights,
}
static dmnsn_object *
-dmnsn_realize_intersection(dmnsn_astnode astnode, dmnsn_array *lights)
+dmnsn_realize_intersection(dmnsn_astnode astnode, dmnsn_astnode modifiers,
+ dmnsn_array *lights)
{
dmnsn_assert(astnode.type == DMNSN_AST_INTERSECTION,
"Expected an intersection.");
- return dmnsn_realize_csg(astnode, lights, &dmnsn_new_csg_intersection);
+ return dmnsn_realize_csg(astnode, modifiers, lights,
+ &dmnsn_new_csg_intersection);
}
static dmnsn_object *
-dmnsn_realize_difference(dmnsn_astnode astnode, dmnsn_array *lights)
+dmnsn_realize_difference(dmnsn_astnode astnode, dmnsn_astnode modifiers,
+ dmnsn_array *lights)
{
dmnsn_assert(astnode.type == DMNSN_AST_DIFFERENCE, "Expected a difference.");
- return dmnsn_realize_csg(astnode, lights, &dmnsn_new_csg_difference);
+ return dmnsn_realize_csg(astnode, modifiers, lights,
+ &dmnsn_new_csg_difference);
}
static dmnsn_object *
-dmnsn_realize_merge(dmnsn_astnode astnode, dmnsn_array *lights)
+dmnsn_realize_merge(dmnsn_astnode astnode, dmnsn_astnode modifiers,
+ dmnsn_array *lights)
{
dmnsn_assert(astnode.type == DMNSN_AST_MERGE, "Expected a merge.");
- return dmnsn_realize_csg(astnode, lights, &dmnsn_new_csg_merge);
+ return dmnsn_realize_csg(astnode, modifiers, lights, &dmnsn_new_csg_merge);
}
/* Realize an object, or maybe a light */
@@ -970,8 +979,9 @@ dmnsn_realize_object(dmnsn_astnode astnode, dmnsn_array *lights)
|| astnode.type == DMNSN_AST_LIGHT_SOURCE,
"Expected an object.");
- dmnsn_astnode onode;
+ dmnsn_astnode onode, modifiers;
dmnsn_array_get(astnode.children, 0, &onode);
+ dmnsn_array_get(astnode.children, 1, &modifiers);
dmnsn_object *object = NULL;
@@ -980,13 +990,13 @@ dmnsn_realize_object(dmnsn_astnode astnode, dmnsn_array *lights)
object = dmnsn_realize_box(onode);
break;
case DMNSN_AST_DIFFERENCE:
- object = dmnsn_realize_difference(onode, lights);
+ object = dmnsn_realize_difference(onode, modifiers, lights);
break;
case DMNSN_AST_INTERSECTION:
- object = dmnsn_realize_intersection(onode, lights);
+ object = dmnsn_realize_intersection(onode, modifiers, lights);
break;
case DMNSN_AST_MERGE:
- object = dmnsn_realize_merge(onode, lights);
+ object = dmnsn_realize_merge(onode, modifiers, lights);
break;
case DMNSN_AST_PLANE:
object = dmnsn_realize_plane(onode);
@@ -995,7 +1005,7 @@ dmnsn_realize_object(dmnsn_astnode astnode, dmnsn_array *lights)
object = dmnsn_realize_sphere(onode);
break;
case DMNSN_AST_UNION:
- object = dmnsn_realize_union(onode, lights);
+ object = dmnsn_realize_union(onode, modifiers, lights);
break;
case DMNSN_AST_LIGHT_SOURCE:
@@ -1010,8 +1020,6 @@ dmnsn_realize_object(dmnsn_astnode astnode, dmnsn_array *lights)
}
if (object) {
- dmnsn_astnode modifiers;
- dmnsn_array_get(astnode.children, 1, &modifiers);
dmnsn_realize_object_modifiers(modifiers, object);
}
return object;