]> git.lizzy.rs Git - minetest.git/blobdiff - src/client/hud.cpp
Fix MSVC compiler warnings (#10197)
[minetest.git] / src / client / hud.cpp
index 56763e7e48b709e65d8aa7832a881cf89dafee67..2b347c1e0b8f0cfdc1d435f5dcf0827583fb3ace 100644 (file)
@@ -41,6 +41,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "gui/touchscreengui.h"
 #endif
 
+#define OBJECT_CROSSHAIR_LINE_SIZE 8
+#define CROSSHAIR_LINE_SIZE 10
+
 Hud::Hud(gui::IGUIEnvironment *guienv, Client *client, LocalPlayer *player,
                Inventory *inventory)
 {
@@ -51,6 +54,7 @@ Hud::Hud(gui::IGUIEnvironment *guienv, Client *client, LocalPlayer *player,
        this->inventory   = inventory;
 
        m_hud_scaling      = g_settings->getFloat("hud_scaling");
+       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;
@@ -75,6 +79,7 @@ Hud::Hud(gui::IGUIEnvironment *guienv, Client *client, LocalPlayer *player,
        selectionbox_argb = video::SColor(255, sbox_r, sbox_g, sbox_b);
 
        use_crosshair_image = tsrc->isKnownSourceImage("crosshair.png");
+       use_object_crosshair_image = tsrc->isKnownSourceImage("object_crosshair.png");
 
        m_selection_boxes.clear();
        m_halo_boxes.clear();
@@ -213,9 +218,7 @@ void Hud::drawItems(v2s32 upperleftpos, v2s32 screen_offset, s32 itemcount,
        }
 
        // Position of upper left corner of bar
-       v2s32 pos = screen_offset;
-       pos.X *= m_hud_scaling * RenderingEngine::getDisplayDensity();
-       pos.Y *= m_hud_scaling * RenderingEngine::getDisplayDensity();
+       v2s32 pos = screen_offset * m_scale_factor;
        pos += upperleftpos;
 
        // Store hotbar_image in member variable, used by drawItem()
@@ -319,20 +322,46 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
                                floor(e->pos.Y * (float) m_screensize.Y + 0.5));
                switch (e->type) {
                        case HUD_ELEM_TEXT: {
+                               irr::gui::IGUIFont *textfont = font;
+                               unsigned int font_size = g_fontengine->getDefaultFontSize();
+
+                               if (e->size.X > 0)
+                                       font_size *= e->size.X;
+
+                               if (font_size != g_fontengine->getDefaultFontSize())
+                                       textfont = g_fontengine->getFont(font_size);
+
                                video::SColor color(255, (e->number >> 16) & 0xFF,
                                                                                 (e->number >> 8)  & 0xFF,
                                                                                 (e->number >> 0)  & 0xFF);
-                               core::rect<s32> size(0, 0, e->scale.X, text_height * e->scale.Y);
                                std::wstring text = unescape_translate(utf8_to_wide(e->text));
-                               core::dimension2d<u32> textsize = font->getDimension(text.c_str());
+                               core::dimension2d<u32> textsize = textfont->getDimension(text.c_str());
+#ifdef __ANDROID__
+                               // The text size on Android is not proportional with the actual scaling
+                               irr::gui::IGUIFont *font_scaled = font_size <= 3 ?
+                                       textfont : g_fontengine->getFont(font_size - 3);
+                               if (e->offset.X < -20)
+                                       textsize = font_scaled->getDimension(text.c_str());
+#endif
                                v2s32 offset((e->align.X - 1.0) * (textsize.Width / 2),
                                             (e->align.Y - 1.0) * (textsize.Height / 2));
-                               v2s32 offs(e->offset.X, e->offset.Y);
-                               font->draw(text.c_str(), size + pos + offset + offs, color);
+                               core::rect<s32> size(0, 0, e->scale.X * m_scale_factor,
+                                                    text_height * e->scale.Y * m_scale_factor);
+                               v2s32 offs(e->offset.X * m_scale_factor,
+                                          e->offset.Y * m_scale_factor);
+#ifdef __ANDROID__
+                               if (e->offset.X < -20)
+                                       font_scaled->draw(text.c_str(), size + pos + offset + offs, color);
+                               else
+#endif
+                               {
+                                       textfont->draw(text.c_str(), size + pos + offset + offs, color);
+                               }
                                break; }
                        case HUD_ELEM_STATBAR: {
                                v2s32 offs(e->offset.X, e->offset.Y);
-                               drawStatbar(pos, HUD_CORNER_UPPER, e->dir, e->text, e->number, offs, e->size);
+                               drawStatbar(pos, HUD_CORNER_UPPER, e->dir, e->text, e->text2,
+                                       e->number, e->item, offs, e->size);
                                break; }
                        case HUD_ELEM_INVENTORY: {
                                InventoryList *inv = inventory->getList(e->text);
@@ -379,8 +408,8 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
                                const video::SColor color(255, 255, 255, 255);
                                const video::SColor colors[] = {color, color, color, color};
                                core::dimension2di imgsize(texture->getOriginalSize());
-                               v2s32 dstsize(imgsize.Width * e->scale.X,
-                                             imgsize.Height * e->scale.Y);
+                               v2s32 dstsize(imgsize.Width * e->scale.X * m_scale_factor,
+                                             imgsize.Height * e->scale.Y * m_scale_factor);
                                if (e->scale.X < 0)
                                        dstsize.X = m_screensize.X * (e->scale.X * -0.01);
                                if (e->scale.Y < 0)
@@ -388,7 +417,8 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
                                v2s32 offset((e->align.X - 1.0) * dstsize.X / 2,
                                             (e->align.Y - 1.0) * dstsize.Y / 2);
                                core::rect<s32> rect(0, 0, dstsize.X, dstsize.Y);
-                               rect += pos + offset + v2s32(e->offset.X, e->offset.Y);
+                               rect += pos + offset + v2s32(e->offset.X * m_scale_factor,
+                                                            e->offset.Y * m_scale_factor);
                                draw2DImageFilterScaled(driver, texture, rect,
                                        core::rect<s32>(core::position2d<s32>(0,0), imgsize),
                                        NULL, colors, true);
@@ -401,8 +431,9 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
 }
 
 
-void Hud::drawStatbar(v2s32 pos, u16 corner, u16 drawdir, const std::string &texture,
-               s32 count, v2s32 offset, v2s32 size)
+void Hud::drawStatbar(v2s32 pos, u16 corner, u16 drawdir,
+               const std::string &texture, const std::string &bgtexture,
+               s32 count, s32 maxcount, v2s32 offset, v2s32 size)
 {
        const video::SColor color(255, 255, 255, 255);
        const video::SColor colors[] = {color, color, color, color};
@@ -411,16 +442,24 @@ void Hud::drawStatbar(v2s32 pos, u16 corner, u16 drawdir, const std::string &tex
        if (!stat_texture)
                return;
 
+       video::ITexture *stat_texture_bg = nullptr;
+       if (!bgtexture.empty()) {
+               stat_texture_bg = tsrc->getTexture(bgtexture);
+       }
+
        core::dimension2di srcd(stat_texture->getOriginalSize());
        core::dimension2di dstd;
        if (size == v2s32()) {
                dstd = srcd;
+               dstd.Height *= m_scale_factor;
+               dstd.Width  *= m_scale_factor;
+               offset.X *= m_scale_factor;
+               offset.Y *= m_scale_factor;
        } else {
-               float size_factor = m_hud_scaling * RenderingEngine::getDisplayDensity();
-               dstd.Height = size.Y * size_factor;
-               dstd.Width  = size.X * size_factor;
-               offset.X *= size_factor;
-               offset.Y *= size_factor;
+               dstd.Height = size.Y * m_scale_factor;
+               dstd.Width  = size.X * m_scale_factor;
+               offset.X *= m_scale_factor;
+               offset.Y *= m_scale_factor;
        }
 
        v2s32 p = pos;
@@ -430,43 +469,100 @@ void Hud::drawStatbar(v2s32 pos, u16 corner, u16 drawdir, const std::string &tex
        p += offset;
 
        v2s32 steppos;
-       core::rect<s32> srchalfrect, dsthalfrect;
        switch (drawdir) {
                case HUD_DIR_RIGHT_LEFT:
                        steppos = v2s32(-1, 0);
-                       srchalfrect = core::rect<s32>(srcd.Width / 2, 0, srcd.Width, srcd.Height);
-                       dsthalfrect = core::rect<s32>(dstd.Width / 2, 0, dstd.Width, dstd.Height);
                        break;
                case HUD_DIR_TOP_BOTTOM:
                        steppos = v2s32(0, 1);
-                       srchalfrect = core::rect<s32>(0, 0, srcd.Width, srcd.Height / 2);
-                       dsthalfrect = core::rect<s32>(0, 0, dstd.Width, dstd.Height / 2);
                        break;
                case HUD_DIR_BOTTOM_TOP:
                        steppos = v2s32(0, -1);
-                       srchalfrect = core::rect<s32>(0, srcd.Height / 2, srcd.Width, srcd.Height);
-                       dsthalfrect = core::rect<s32>(0, dstd.Height / 2, dstd.Width, dstd.Height);
                        break;
                default:
+                       // From left to right
                        steppos = v2s32(1, 0);
-                       srchalfrect = core::rect<s32>(0, 0, srcd.Width / 2, srcd.Height);
-                       dsthalfrect = core::rect<s32>(0, 0, dstd.Width / 2, dstd.Height);
+                       break;
+       }
+
+       auto calculate_clipping_rect = [] (core::dimension2di src,
+                       v2s32 steppos) -> core::rect<s32> {
+
+               // Create basic rectangle
+               core::rect<s32> rect(0, 0,
+                       src.Width  - std::abs(steppos.X) * src.Width / 2,
+                       src.Height - std::abs(steppos.Y) * src.Height / 2
+               );
+               // Move rectangle left or down
+               if (steppos.X == -1)
+                       rect += v2s32(src.Width / 2, 0);
+               if (steppos.Y == -1)
+                       rect += v2s32(0, src.Height / 2);
+               return rect;
+       };
+       // Rectangles for 1/2 the actual value to display
+       core::rect<s32> srchalfrect, dsthalfrect;
+       // Rectangles for 1/2 the "off state" texture
+       core::rect<s32> srchalfrect2, dsthalfrect2;
+
+       if (count % 2 == 1) {
+               // Need to draw halves: Calculate rectangles
+               srchalfrect  = calculate_clipping_rect(srcd, steppos);
+               dsthalfrect  = calculate_clipping_rect(dstd, steppos);
+               srchalfrect2 = calculate_clipping_rect(srcd, steppos * -1);
+               dsthalfrect2 = calculate_clipping_rect(dstd, steppos * -1);
        }
+
        steppos.X *= dstd.Width;
        steppos.Y *= dstd.Height;
 
+       // Draw full textures
        for (s32 i = 0; i < count / 2; i++) {
                core::rect<s32> srcrect(0, 0, srcd.Width, srcd.Height);
-               core::rect<s32> dstrect(0,0, dstd.Width, dstd.Height);
+               core::rect<s32> dstrect(0, 0, dstd.Width, dstd.Height);
 
                dstrect += p;
-               draw2DImageFilterScaled(driver, stat_texture, dstrect, srcrect, NULL, colors, true);
+               draw2DImageFilterScaled(driver, stat_texture,
+                       dstrect, srcrect, NULL, colors, true);
                p += steppos;
        }
 
        if (count % 2 == 1) {
-               dsthalfrect += p;
-               draw2DImageFilterScaled(driver, stat_texture, dsthalfrect, srchalfrect, NULL, colors, true);
+               // Draw half a texture
+               draw2DImageFilterScaled(driver, stat_texture,
+                       dsthalfrect + p, srchalfrect, NULL, colors, true);
+
+               if (stat_texture_bg && maxcount > count) {
+                       draw2DImageFilterScaled(driver, stat_texture_bg,
+                                       dsthalfrect2 + p, srchalfrect2,
+                                       NULL, colors, true);
+                       p += steppos;
+               }
+       }
+
+       if (stat_texture_bg && maxcount > count / 2) {
+               // Draw "off state" textures
+               s32 start_offset;
+               if (count % 2 == 1)
+                       start_offset = count / 2 + 1;
+               else
+                       start_offset = count / 2;
+               for (s32 i = start_offset; i < maxcount / 2; i++) {
+                       core::rect<s32> srcrect(0, 0, srcd.Width, srcd.Height);
+                       core::rect<s32> dstrect(0, 0, dstd.Width, dstd.Height);
+
+                       dstrect += p;
+                       draw2DImageFilterScaled(driver, stat_texture_bg,
+                                       dstrect, srcrect,
+                                       NULL, colors, true);
+                       p += steppos;
+               }
+
+               if (maxcount % 2 == 1) {
+                       draw2DImageFilterScaled(driver, stat_texture_bg,
+                                       dsthalfrect + p, srchalfrect,
+                                       NULL, colors, true);
+               }
        }
 }
 
@@ -486,7 +582,7 @@ void Hud::drawHotbar(u16 playeritem) {
        v2s32 pos = centerlowerpos - v2s32(width / 2, m_hotbar_imagesize + m_padding * 3);
 
        const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
-       if ( (float) width / (float) window_size.X <=
+       if ((float) width / (float) window_size.X <=
                        g_settings->getFloat("hud_hotbar_max_width")) {
                if (player->hud_flags & HUD_FLAG_HOTBAR_VISIBLE) {
                        drawItems(pos, v2s32(0, 0), hotbar_itemcount, 0, mainlist, playeritem + 1, 0);
@@ -509,6 +605,31 @@ void Hud::drawHotbar(u16 playeritem) {
 
 void Hud::drawCrosshair()
 {
+       if (pointing_at_object) {
+               if (use_object_crosshair_image) {
+                       video::ITexture *object_crosshair = tsrc->getTexture("object_crosshair.png");
+                       v2u32 size  = object_crosshair->getOriginalSize();
+                       v2s32 lsize = v2s32(m_displaycenter.X - (size.X / 2),
+                                       m_displaycenter.Y - (size.Y / 2));
+                       driver->draw2DImage(object_crosshair, lsize,
+                                       core::rect<s32>(0, 0, size.X, size.Y),
+                                       nullptr, crosshair_argb, true);
+               } else {
+                       driver->draw2DLine(
+                                       m_displaycenter - v2s32(OBJECT_CROSSHAIR_LINE_SIZE,
+                                       OBJECT_CROSSHAIR_LINE_SIZE),
+                                       m_displaycenter + v2s32(OBJECT_CROSSHAIR_LINE_SIZE,
+                                       OBJECT_CROSSHAIR_LINE_SIZE), crosshair_argb);
+                       driver->draw2DLine(
+                                       m_displaycenter + v2s32(OBJECT_CROSSHAIR_LINE_SIZE,
+                                       -OBJECT_CROSSHAIR_LINE_SIZE),
+                                       m_displaycenter + v2s32(-OBJECT_CROSSHAIR_LINE_SIZE,
+                                       OBJECT_CROSSHAIR_LINE_SIZE), crosshair_argb);
+               }
+
+               return;
+       }
+
        if (use_crosshair_image) {
                video::ITexture *crosshair = tsrc->getTexture("crosshair.png");
                v2u32 size  = crosshair->getOriginalSize();
@@ -516,12 +637,12 @@ void Hud::drawCrosshair()
                                m_displaycenter.Y - (size.Y / 2));
                driver->draw2DImage(crosshair, lsize,
                                core::rect<s32>(0, 0, size.X, size.Y),
-                               0, crosshair_argb, true);
+                               nullptr, crosshair_argb, true);
        } else {
-               driver->draw2DLine(m_displaycenter - v2s32(10, 0),
-                               m_displaycenter + v2s32(10, 0), crosshair_argb);
-               driver->draw2DLine(m_displaycenter - v2s32(0, 10),
-                               m_displaycenter + v2s32(0, 10), crosshair_argb);
+               driver->draw2DLine(m_displaycenter - v2s32(CROSSHAIR_LINE_SIZE, 0),
+                               m_displaycenter + v2s32(CROSSHAIR_LINE_SIZE, 0), crosshair_argb);
+               driver->draw2DLine(m_displaycenter - v2s32(0, CROSSHAIR_LINE_SIZE),
+                               m_displaycenter + v2s32(0, CROSSHAIR_LINE_SIZE), crosshair_argb);
        }
 }
 
@@ -538,12 +659,10 @@ void Hud::drawSelectionMesh()
                // Draw 3D selection boxes
                video::SMaterial oldmaterial = driver->getMaterial2D();
                driver->setMaterial(m_selection_material);
-               for (std::vector<aabb3f>::const_iterator
-                               i = m_selection_boxes.begin();
-                               i != m_selection_boxes.end(); ++i) {
+               for (auto & selection_box : m_selection_boxes) {
                        aabb3f box = aabb3f(
-                               i->MinEdge + m_selection_pos_with_offset,
-                               i->MaxEdge + m_selection_pos_with_offset);
+                               selection_box.MinEdge + m_selection_pos_with_offset,
+                               selection_box.MaxEdge + m_selection_pos_with_offset);
 
                        u32 r = (selectionbox_argb.getRed() *
                                        m_selection_mesh_color.getRed() / 255);