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Fix updating mesh data

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This commit is contained in:
luboslenco
2025-08-13 13:34:22 +02:00
parent a55ba9854a
commit c67e255179
4 changed files with 102 additions and 134 deletions
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base/sources/ts/iron/mesh_data.ts
+14 -9
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@@ -57,7 +57,8 @@ function mesh_data_get_vertex_size(vertex_data: string): i32 {
return 2; // short2norm
}
function mesh_data_build_vertices(vertices: buffer_t, vertex_arrays: vertex_array_t[]) {
function mesh_data_build_vertices(vertex_buffer: gpu_buffer_t, vertex_arrays: vertex_array_t[]) {
let vertices: buffer_t = gpu_lock_vertex_buffer(vertex_buffer);
let size: i32 = mesh_data_get_vertex_size(vertex_arrays[0].data);
let num_verts: i32 = vertex_arrays[0].values.length / size;
let di: i32 = -1;
@@ -69,6 +70,16 @@ function mesh_data_build_vertices(vertices: buffer_t, vertex_arrays: vertex_arra
}
}
}
gpu_vertex_buffer_unlock(vertex_buffer);
}
function mesh_data_build_indices(index_buffer: gpu_buffer_t, index_array: u32_array_t) {
let ia: u32_array_t = gpu_lock_index_buffer(index_buffer);
// for (let i: i32 = 0; i < ia.length; ++i) {
// ia[i] = index_array[i];
// }
memcpy(ia.buffer, index_array.buffer, ia.length * 4);
gpu_index_buffer_unlock(index_buffer);
}
function mesh_data_get_vertex_array(raw: mesh_data_t, name: string): vertex_array_t {
@@ -84,16 +95,10 @@ function mesh_data_build(raw: mesh_data_t) {
let positions: vertex_array_t = mesh_data_get_vertex_array(raw, "pos");
let size: i32 = mesh_data_get_vertex_size(positions.data);
raw._.vertex_buffer = gpu_create_vertex_buffer(math_floor(positions.values.length / size), raw._.structure);
let vertices: buffer_t = gpu_lock_vertex_buffer(raw._.vertex_buffer);
mesh_data_build_vertices(vertices, raw.vertex_arrays);
gpu_vertex_buffer_unlock(raw._.vertex_buffer);
mesh_data_build_vertices(raw._.vertex_buffer, raw.vertex_arrays);
raw._.index_buffer = gpu_create_index_buffer(raw.index_array.length);
let ia: u32_array_t = gpu_lock_index_buffer(raw._.index_buffer);
for (let i: i32 = 0; i < ia.length; ++i) {
ia[i] = raw.index_array[i];
}
gpu_index_buffer_unlock(raw._.index_buffer);
mesh_data_build_indices(raw._.index_buffer, raw.index_array);
}
function mesh_data_calculate_aabb(raw: mesh_data_t): vec4_t {