armorpaint/paint/sources/import_blend_material.c

#include "global.h"

char *_import_blend_material_path;

void _import_blend_material_on_next_frame(void *_) {
	char *save;
	if (path_is_protected()) {
		save = string_copy(iron_internal_save_path());
	}
	else {
		save = string_copy(path_data());
	}
	save = string("%s%s", save, "blender");
	iron_create_directory(save);

	char *py = string("\
import bpy;\n\
bpy.context.scene.render.engine = 'CYCLES'\n\
bpy.context.scene.cycles.samples = 4\n\
bpy.ops.mesh.primitive_plane_add()\n\
plane = bpy.context.selected_objects[0]\n\
img = bpy.data.images.new('bake', 2048, 2048)\n\
img.file_format = 'JPEG'\n\
for mat in bpy.data.materials:\n\
    if mat.name == 'Dots Stroke':\n\
        continue\n\
    plane.data.materials.append(mat)\n\
    node = mat.node_tree.nodes.new(type='ShaderNodeTexImage')\n\
    node.image = img\n\
    mat.node_tree.nodes.active = node\n\
    bpy.ops.object.bake(type='DIFFUSE')\n\
    img.filepath_raw = '%s/blender_base.jpg'\n\
    img.save()\n\
    bpy.ops.object.bake(type='ROUGHNESS')\n\
    img.filepath_raw = '%s/blender_rough.jpg'\n\
    img.save()\n\
    bpy.ops.object.bake(type='NORMAL')\n\
    img.filepath_raw = '%s/blender_nor.jpg'\n\
    img.save()\n\
    break\n\
",
	                  save, save, save);

	iron_sys_command(string("\"%s\" \"%s\" -b --python-expr \"%s\"", g_config->blender, _import_blend_material_path, py));
	import_folder_run(save);
}

void _import_blend_material() {
	console_toast(tr("Baking material"));
	sys_notify_on_next_frame(&_import_blend_material_on_next_frame, NULL);
}

void import_blend_material_run_box() {
	if (ui_tab(ui_handle(__ID__), tr("Import Material"), false, -1, false)) {
		import_blend_mesh_ui();

		ui_row2();
		if (ui_icon_button(tr("Cancel"), ICON_CLOSE, UI_ALIGN_CENTER)) {
			ui_box_hide();
		}
		if (ui_icon_button(tr("Import"), ICON_CHECK, UI_ALIGN_CENTER) || ui->is_return_down) {

			ui_box_hide();

			if (g_config->blender == NULL || string_equals(g_config->blender, "")) {
				console_error(tr("Blender executable path not set"));
				return;
			}
			_import_blend_material();
		}
	}
}

void import_blend_material_run(char *path) {
	gc_unroot(_import_blend_material_path);
	_import_blend_material_path = string_copy(path);
	gc_root(_import_blend_material_path);

	ui_box_show_custom(&import_blend_material_run_box, 400, 200, NULL, true, "");
}