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Limit crosshair scaling to integer multiples to avoid distortion (#14501)

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grorp 2024-03-30 11:07:36 +01:00 committed by GitHub
parent 97066bf795
commit 6e3246c5fd
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2 changed files with 23 additions and 9 deletions
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31
src/client/hud.cpp
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@ -44,6 +44,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#define OBJECT_CROSSHAIR_LINE_SIZE 8
#define CROSSHAIR_LINE_SIZE 10
static void setting_changed_callback(const std::string &name, void *data)
{
static_cast<Hud*>(data)->readScalingSetting();
}
Hud::Hud(Client *client, LocalPlayer *player,
Inventory *inventory)
{
@ -52,12 +57,8 @@ Hud::Hud(Client *client, LocalPlayer *player,
this->player = player;
this->inventory = inventory;
m_hud_scaling = g_settings->getFloat("hud_scaling", 0.5f, 20.0f);
m_scale_factor = m_hud_scaling * RenderingEngine::getDisplayDensity();
m_hotbar_imagesize = std::floor(HOTBAR_IMAGE_SIZE *
RenderingEngine::getDisplayDensity() + 0.5f);
m_hotbar_imagesize *= m_hud_scaling;
m_padding = m_hotbar_imagesize / 12;
readScalingSetting();
g_settings->registerChangedCallback("hud_scaling", setting_changed_callback, this);
for (auto &hbar_color : hbar_colors)
hbar_color = video::SColor(255, 255, 255, 255);
@ -138,8 +139,20 @@ Hud::Hud(Client *client, LocalPlayer *player,
m_rotation_mesh_buffer.setHardwareMappingHint(scene::EHM_STATIC);
}
void Hud::readScalingSetting()
{
m_hud_scaling = g_settings->getFloat("hud_scaling", 0.5f, 20.0f);
m_scale_factor = m_hud_scaling * RenderingEngine::getDisplayDensity();
m_hotbar_imagesize = std::floor(HOTBAR_IMAGE_SIZE *
RenderingEngine::getDisplayDensity() + 0.5f);
m_hotbar_imagesize *= m_hud_scaling;
m_padding = m_hotbar_imagesize / 12;
}
Hud::~Hud()
{
g_settings->deregisterChangedCallback("hud_scaling", setting_changed_callback, this);
if (m_selection_mesh)
m_selection_mesh->drop();
}
@ -786,9 +799,9 @@ void Hud::drawCrosshair()
{
auto draw_image_crosshair = [this] (video::ITexture *tex) {
core::dimension2di orig_size(tex->getOriginalSize());
core::dimension2di scaled_size(
core::round32(orig_size.Width * m_scale_factor),
core::round32(orig_size.Height * m_scale_factor));
// Integer scaling to avoid artifacts, floor instead of round since too
// small looks better than too large in this case.
core::dimension2di scaled_size = orig_size * std::floor(m_scale_factor);
core::rect<s32> src_rect(orig_size);
core::position2d pos(m_displaycenter.X - scaled_size.Width / 2,

1
src/client/hud.h
View File

@ -57,6 +57,7 @@ public:
Hud(Client *client, LocalPlayer *player,
Inventory *inventory);
void readScalingSetting();
~Hud();
enum BlockBoundsMode toggleBlockBounds();