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Fix text_server_adv compiling as a GDExtension

This commit is contained in:
David Snopek 2023-05-26 16:40:53 -05:00
parent d7af287ce3
commit 263c909349
5 changed files with 37 additions and 5 deletions
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1
modules/text_server_adv/gdextension_build/text_server_adv.gdextension
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@ -1,6 +1,7 @@
[configuration]
entry_symbol = "textserver_advanced_init"
compatibility_minimum = 4.1
[libraries]

4
modules/text_server_adv/register_types.cpp
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@ -62,8 +62,8 @@ using namespace godot;
extern "C" {
GDExtensionBool GDE_EXPORT textserver_advanced_init(const GDExtensionInterface *p_interface, const GDExtensionClassLibraryPtr p_library, GDExtensionInitialization *r_initialization) {
GDExtensionBinding::InitObject init_obj(p_interface, p_library, r_initialization);
GDExtensionBool GDE_EXPORT textserver_advanced_init(GDExtensionInterfaceGetProcAddress p_get_proc_address, const GDExtensionClassLibraryPtr p_library, GDExtensionInitialization *r_initialization) {
GDExtensionBinding::InitObject init_obj(p_get_proc_address, p_library, r_initialization);
init_obj.register_initializer(&initialize_text_server_adv_module);
init_obj.register_terminator(&uninitialize_text_server_adv_module);

8
modules/text_server_adv/text_server_adv.cpp
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@ -2112,10 +2112,12 @@ Dictionary TextServerAdvanced::_font_get_ot_name_strings(const RID &p_font_rid)
name = vformat("unknown_%d", names[i].name_id);
} break;
}
String text;
unsigned int text_size = hb_ot_name_get_utf32(hb_face, names[i].name_id, names[i].language, nullptr, nullptr) + 1;
text.resize(text_size);
hb_ot_name_get_utf32(hb_face, names[i].name_id, names[i].language, &text_size, (uint32_t *)text.ptrw());
// @todo After godot-cpp#1141 is fixed, use text.resize() and write directly to text.wptr() instead of using a temporary buffer.
char32_t *buffer = memnew_arr(char32_t, text_size);
hb_ot_name_get_utf32(hb_face, names[i].name_id, names[i].language, &text_size, (uint32_t *)buffer);
String text(buffer);
memdelete_arr(buffer);
if (!text.is_empty()) {
Dictionary &id_string = names_for_lang[String(hb_language_to_string(names[i].language))];
id_string[name] = text;

15
modules/text_server_adv/thorvg_svg_in_ot.cpp
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@ -150,10 +150,21 @@ FT_Error tvg_svg_in_ot_preset_slot(FT_GlyphSlot p_slot, FT_Bool p_cache, FT_Poin
}
String xml_code_str = "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"" + rtos(min_x) + " " + rtos(min_y) + " " + rtos(new_w) + " " + rtos(new_h) + "\">" + xml_body;
#ifndef GDEXTENSION
gl_state.xml_code = xml_code_str.utf8();
#else
CharString xml_code = xml_code_str.utf8();
gl_state.xml_code_length = xml_code.length();
gl_state.xml_code = memnew_arr(char, gl_state.xml_code_length);
memcpy(gl_state.xml_code, xml_code.get_data(), gl_state.xml_code_length);
#endif
picture = tvg::Picture::gen();
#ifndef GDEXTENSION
result = picture->load(gl_state.xml_code.get_data(), gl_state.xml_code.length(), "svg+xml", false);
#else
result = picture->load(gl_state.xml_code, gl_state.xml_code_length, "svg+xml", false);
#endif
if (result != tvg::Result::Success) {
ERR_FAIL_V_MSG(FT_Err_Invalid_SVG_Document, "Failed to load SVG document (glyph metrics).");
}
@ -241,7 +252,11 @@ FT_Error tvg_svg_in_ot_render(FT_GlyphSlot p_slot, FT_Pointer *p_state) {
ERR_FAIL_COND_V_MSG(!gl_state.ready, FT_Err_Invalid_SVG_Document, "SVG glyph not ready.");
std::unique_ptr<tvg::Picture> picture = tvg::Picture::gen();
#ifndef GDEXTENSION
tvg::Result res = picture->load(gl_state.xml_code.get_data(), gl_state.xml_code.length(), "svg+xml", false);
#else
tvg::Result res = picture->load(gl_state.xml_code, gl_state.xml_code_length, "svg+xml", false);
#endif
if (res != tvg::Result::Success) {
ERR_FAIL_V_MSG(FT_Err_Invalid_SVG_Document, "Failed to load SVG document (glyph rendering).");
}

14
modules/text_server_adv/thorvg_svg_in_ot.h
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@ -66,8 +66,22 @@ struct GL_State {
float y = 0;
float w = 0;
float h = 0;
#ifndef GDEXTENSION
CharString xml_code;
#else
// @todo After godot-cpp#1142 is fixed, use CharString just like when compiled as a Godot module.
char *xml_code = nullptr;
int xml_code_length = 0;
#endif
tvg::Matrix m;
#ifdef GDEXTENSION
~GL_State() {
if (xml_code) {
memdelete_arr(xml_code);
}
}
#endif
};
struct TVG_State {