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Fixed duplication bug! Partially.

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This commit is contained in:
Chris Hodapp 2019-12-31 16:56:59 -05:00
parent 8c35819247
commit 5e3fd7885b
1 changed files with 8 additions and 8 deletions
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16
src/main.rs
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@ -56,9 +56,10 @@ fn test_rule(_v: Vec<Mesh>) -> Vec<RuleStep> {
// duplicated until it is transformed into the global space // duplicated until it is transformed into the global space
// Bigger TODO: my vague semantics are producing duplicated geometry // Bigger TODO: my vague semantics are producing duplicated geometry
// What is the meaning of an initial 'xform' here?
use std::convert::TryInto; // DEBUG use std::convert::TryInto; // DEBUG
fn rule_to_mesh_rec(rule: &Rule, xform: Mat4, iter_num: u32) -> Mesh { fn rule_to_mesh_rec(rule: &Rule, iter_num: u32) -> Mesh {
let max_iters: u32 = 4; let max_iters: u32 = 4;
let mut mesh = MeshBuilder::new().with_indices(vec![]).with_positions(vec![]).build().unwrap(); let mut mesh = MeshBuilder::new().with_indices(vec![]).with_positions(vec![]).build().unwrap();
@ -70,8 +71,8 @@ fn rule_to_mesh_rec(rule: &Rule, xform: Mat4, iter_num: u32) -> Mesh {
// DEBUG // DEBUG
let s = " ".repeat(iter_num.try_into().unwrap()); let s = " ".repeat(iter_num.try_into().unwrap());
println!("{}rule_to_mesh(iter_num={}), xform: ", s, iter_num); println!("{}rule_to_mesh(iter_num={})", s, iter_num);
print_matrix(&xform); //print_matrix(&xform);
match rule { match rule {
Rule::Recurse(func) => { Rule::Recurse(func) => {
@ -90,11 +91,10 @@ fn rule_to_mesh_rec(rule: &Rule, xform: Mat4, iter_num: u32) -> Mesh {
println!("{}recursing, subxform: ", s); println!("{}recursing, subxform: ", s);
print_matrix(&subxform); print_matrix(&subxform);
let mut submesh: Mesh = rule_to_mesh_rec(&subrule, subxform, iter_num + 1); let mut submesh: Mesh = rule_to_mesh_rec(&subrule, iter_num + 1);
submesh.apply_transformation(xform); submesh.apply_transformation(subxform);
println!("{}returning, applying xform: ", s); println!("{}returning", s);
print_matrix(&xform);
println!("{}submesh has {} faces, {} verts", println!("{}submesh has {} faces, {} verts",
s, submesh.no_faces(), submesh.no_vertices()); s, submesh.no_faces(), submesh.no_vertices());
@ -115,7 +115,7 @@ fn rule_to_mesh(rule: &Rule) -> Mesh {
// TODO: The 'identity()' here is causing the duplicated geometry // TODO: The 'identity()' here is causing the duplicated geometry
// - but I should not have to copy the transform from the rule // - but I should not have to copy the transform from the rule
// here. Clean this up. // here. Clean this up.
rule_to_mesh_rec(rule, Matrix4::identity(), 0) rule_to_mesh_rec(rule, 0)
} }
// This isn't kosher: // This isn't kosher: