From d81d29dcbf28e4324400ae6fe666787c58eabe9a Mon Sep 17 00:00:00 2001 From: "K. S. Ernest (iFire) Lee" Date: Wed, 26 Jun 2019 13:58:51 -0700 Subject: Update xatlas to b7d7bb. --- modules/xatlas_unwrap/register_types.cpp | 96 ++++++++++++-------------------- 1 file changed, 35 insertions(+), 61 deletions(-) (limited to 'modules') diff --git a/modules/xatlas_unwrap/register_types.cpp b/modules/xatlas_unwrap/register_types.cpp index 903b57f017..c18aa04336 100644 --- a/modules/xatlas_unwrap/register_types.cpp +++ b/modules/xatlas_unwrap/register_types.cpp @@ -39,57 +39,37 @@ extern bool (*array_mesh_lightmap_unwrap_callback)(float p_texel_size, const flo bool xatlas_mesh_lightmap_unwrap_callback(float p_texel_size, const float *p_vertices, const float *p_normals, int p_vertex_count, const int *p_indices, const int *p_face_materials, int p_index_count, float **r_uv, int **r_vertex, int *r_vertex_count, int **r_index, int *r_index_count, int *r_size_hint_x, int *r_size_hint_y) { //set up input mesh - xatlas::InputMesh input_mesh; - input_mesh.indexData = malloc(sizeof(int) * p_index_count); + xatlas::MeshDecl input_mesh; + input_mesh.indexData = p_indices; input_mesh.indexCount = p_index_count; - input_mesh.indexFormat = xatlas::IndexFormat::Float; //really xatlas? - input_mesh.faceMaterialData = (uint16_t *)malloc(sizeof(uint16_t) * p_index_count); - - for (int i = 0; i < p_index_count; i++) { - int *index = (int *)input_mesh.indexData; - index[i] = p_indices[i]; - } - for (int i = 0; i < p_index_count / 3; i++) { - uint16_t *mat_index = (uint16_t *)input_mesh.faceMaterialData; - mat_index[i] = p_face_materials[i]; - } + input_mesh.indexFormat = xatlas::IndexFormat::UInt32; input_mesh.vertexCount = p_vertex_count; - input_mesh.vertexPositionData = malloc(sizeof(float) * p_vertex_count * 3); + input_mesh.vertexPositionData = p_vertices; input_mesh.vertexPositionStride = sizeof(float) * 3; - input_mesh.vertexNormalData = malloc(sizeof(float) * p_vertex_count * 3); - input_mesh.vertexNormalStride = sizeof(float) * 3; - - //material is a better hint than this i guess? + input_mesh.vertexNormalData = p_normals; + input_mesh.vertexNormalStride = sizeof(uint32_t) * 3; input_mesh.vertexUvData = NULL; input_mesh.vertexUvStride = 0; - for (int i = 0; i < p_vertex_count * 3; i++) { - float *vertex_ptr = (float *)input_mesh.vertexPositionData; - float *normal_ptr = (float *)input_mesh.vertexNormalData; + xatlas::ChartOptions chart_options; + xatlas::PackOptions pack_options; - vertex_ptr[i] = p_vertices[i]; - normal_ptr[i] = p_normals[i]; - } - - xatlas::CharterOptions chart_options; - xatlas::PackerOptions pack_options; - - pack_options.method = xatlas::PackMethod::TexelArea; - pack_options.texelArea = 1.0 / p_texel_size; - pack_options.quality = 3; + pack_options.maxChartSize = 4096; + pack_options.bruteForce = true; + pack_options.texelsPerUnit = 1.0 / p_texel_size; xatlas::Atlas *atlas = xatlas::Create(); - printf("adding mesh..\n"); - xatlas::AddMeshError err = xatlas::AddMesh(atlas, input_mesh); - ERR_EXPLAINC(xatlas::StringForEnum(err.code)); - ERR_FAIL_COND_V(err.code != xatlas::AddMeshErrorCode::Success, false); + printf("Adding mesh..\n"); + xatlas::AddMeshError::Enum err = xatlas::AddMesh(atlas, input_mesh, 1); + ERR_EXPLAINC(xatlas::StringForEnum(err)); + ERR_FAIL_COND_V(err != xatlas::AddMeshError::Enum::Success, false); - printf("generate..\n"); - xatlas::Generate(atlas, chart_options, pack_options); + printf("Generate..\n"); + xatlas::Generate(atlas, chart_options, NULL, pack_options); - *r_size_hint_x = xatlas::GetWidth(atlas); - *r_size_hint_y = xatlas::GetHeight(atlas); + *r_size_hint_x = atlas->width; + *r_size_hint_y = atlas->height; float w = *r_size_hint_x; float h = *r_size_hint_y; @@ -98,39 +78,33 @@ bool xatlas_mesh_lightmap_unwrap_callback(float p_texel_size, const float *p_ver return false; //could not bake } - const xatlas::OutputMesh *const *output_meshes = xatlas::GetOutputMeshes(atlas); - - const xatlas::OutputMesh *output = output_meshes[0]; + const xatlas::Mesh &output = atlas->meshes[0]; - *r_vertex = (int *)malloc(sizeof(int) * output->vertexCount); - *r_uv = (float *)malloc(sizeof(float) * output->vertexCount * 2); - *r_index = (int *)malloc(sizeof(int) * output->indexCount); + *r_vertex = (int *)malloc(sizeof(int) * output.vertexCount); + *r_uv = (float *)malloc(sizeof(float) * output.vertexCount * 2); + *r_index = (int *)malloc(sizeof(int) * output.indexCount); float max_x = 0; float max_y = 0; - for (uint32_t i = 0; i < output->vertexCount; i++) { - (*r_vertex)[i] = output->vertexArray[i].xref; - (*r_uv)[i * 2 + 0] = output->vertexArray[i].uv[0] / w; - (*r_uv)[i * 2 + 1] = output->vertexArray[i].uv[1] / h; - max_x = MAX(max_x, output->vertexArray[i].uv[0]); - max_y = MAX(max_y, output->vertexArray[i].uv[1]); + for (uint32_t i = 0; i < output.vertexCount; i++) { + (*r_vertex)[i] = output.vertexArray[i].xref; + (*r_uv)[i * 2 + 0] = output.vertexArray[i].uv[0] / w; + (*r_uv)[i * 2 + 1] = output.vertexArray[i].uv[1] / h; + max_x = MAX(max_x, output.vertexArray[i].uv[0]); + max_y = MAX(max_y, output.vertexArray[i].uv[1]); } - printf("final texsize: %f,%f - max %f,%f\n", w, h, max_x, max_y); - *r_vertex_count = output->vertexCount; + printf("Final texture size: %f,%f - max %f,%f\n", w, h, max_x, max_y); + *r_vertex_count = output.vertexCount; - for (uint32_t i = 0; i < output->indexCount; i++) { - (*r_index)[i] = output->indexArray[i]; + for (uint32_t i = 0; i < output.indexCount; i++) { + (*r_index)[i] = output.indexArray[i]; } - *r_index_count = output->indexCount; + *r_index_count = output.indexCount; //xatlas::Destroy(atlas); - free((void *)input_mesh.indexData); - free((void *)input_mesh.vertexPositionData); - free((void *)input_mesh.vertexNormalData); - free((void *)input_mesh.faceMaterialData); - printf("done"); + printf("Done\n"); return true; } -- cgit v1.2.3