Follow-up of 745a454081 - Refactoring in ImGuiWrapper::init_font() to remove duplicated code

This commit is contained in:
enricoturri1966 2023-04-04 10:56:49 +02:00
parent 745a454081
commit 368d36089b

View file

@ -1678,64 +1678,36 @@ void ImGuiWrapper::init_font(bool compress)
int width, height;
io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height); // Load as RGBA 32-bits (75% of the memory is wasted, but default font is so small) because it is more likely to be compatible with user's existing shaders. If your ImTextureId represent a higher-level concept than just a GL texture id, consider calling GetTexDataAsAlpha8() instead to save on GPU memory.
// Fill rectangles from the SVG-icons
for (auto icon : font_icons) {
auto load_icon_from_svg = [this, &io, pixels, width, &rect_id](const std::pair<const wchar_t, std::string> icon, int icon_sz) {
if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
assert(rect->Width == icon_sz);
assert(rect->Height == icon_sz);
std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
if (raw_data.empty()) {
rect_id++;
continue;
}
const ImU32* pIn = (ImU32*)raw_data.data();
for (int y = 0; y < icon_sz; y++) {
ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
for (int x = 0; x < icon_sz; x++)
*pOut++ = *pIn++;
if (!raw_data.empty()) {
const ImU32* pIn = (ImU32*)raw_data.data();
for (int y = 0; y < icon_sz; y++) {
ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
for (int x = 0; x < icon_sz; x++)
*pOut++ = *pIn++;
}
}
}
rect_id++;
};
// Fill rectangles from the SVG-icons
for (auto icon : font_icons) {
load_icon_from_svg(icon, icon_sz);
}
icon_sz *= 2; // default size of large icon is 32 px
for (auto icon : font_icons_large) {
if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
assert(rect->Width == icon_sz);
assert(rect->Height == icon_sz);
std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
if (raw_data.empty()) {
rect_id++;
continue;
}
const ImU32* pIn = (ImU32*)raw_data.data();
for (int y = 0; y < icon_sz; y++) {
ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
for (int x = 0; x < icon_sz; x++)
*pOut++ = *pIn++;
}
}
rect_id++;
load_icon_from_svg(icon, icon_sz);
}
icon_sz *= 2; // default size of extra large icon is 64 px
for (auto icon : font_icons_extra_large) {
if (const ImFontAtlas::CustomRect* rect = io.Fonts->GetCustomRectByIndex(rect_id)) {
assert(rect->Width == icon_sz);
assert(rect->Height == icon_sz);
std::vector<unsigned char> raw_data = load_svg(icon.second, icon_sz, icon_sz);
if (raw_data.empty()) {
rect_id++;
continue;
}
const ImU32* pIn = (ImU32*)raw_data.data();
for (int y = 0; y < icon_sz; y++) {
ImU32* pOut = (ImU32*)pixels + (rect->Y + y) * width + (rect->X);
for (int x = 0; x < icon_sz; x++)
*pOut++ = *pIn++;
}
}
rect_id++;
load_icon_from_svg(icon, icon_sz);
}
// Upload texture to graphics system