Fonts laden korrigiert

.idea/deploymentTargetDropDown.xml

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="deploymentTargetDropDown">
-    <runningDeviceTargetSelectedWithDropDown>
-      <Target>
-        <type value="RUNNING_DEVICE_TARGET" />
-        <deviceKey>
-          <Key>
-            <type value="SERIAL_NUMBER" />
-            <value value="R52N60RNQLZ" />
-          </Key>
-        </deviceKey>
-      </Target>
-    </runningDeviceTargetSelectedWithDropDown>
-    <timeTargetWasSelectedWithDropDown value="2022-10-24T10:55:25.742010800Z" />
-  </component>
-</project>

app/src/main/cpp/AssetManager.cpp

@@ -34,14 +34,14 @@ bool AssetManager::loadFontData(const char* path, float char_height, FontData* p
     if (!loadFile(path, &ttf_data))
         return false;
 
-    static unsigned char bitmap_memory[512 * 512];;
+    static unsigned char bitmap_memory[STBTT_PH_VALUE * STBTT_PH_VALUE];
     FontData font_data = {};
     auto* data = reinterpret_cast<const unsigned char*>(ttf_data.data);
     stbtt_BakeFontBitmap(data,
                          0,
                          char_height,
                          bitmap_memory,
-                         512, 512,
+                         STBTT_PH_VALUE, STBTT_PH_VALUE,
                          32, 225, // latin-1 printable characters range
                          font_data.char_data);
     font_data.char_height = char_height;
@@ -74,16 +74,16 @@ bool AssetManager::loadFontBitmap(const char *path, float char_height, Texture*
     FileBuffer ttf_data = {};
     if (!loadFile(path, &ttf_data))
         return false;
-    static unsigned char bitmap_memory[512 * 512];
+    static unsigned char bitmap_memory[STBTT_PH_VALUE * STBTT_PH_VALUE];
     stbtt_bakedchar char_data[225];
     stbtt_BakeFontBitmap(reinterpret_cast<const unsigned char*>(ttf_data.data),
                          0,
                          char_height,
                          bitmap_memory,
-                         512, 512,
+                         STBTT_PH_VALUE, STBTT_PH_VALUE,
                          32, 225, // latin-1 printable characters range
                          char_data);
-    *p_texture = Texture(512, 512, bitmap_memory, GL_R8);
+    *p_texture = Texture(STBTT_PH_VALUE, STBTT_PH_VALUE, bitmap_memory, GL_R8);
     releaseFileBuffer(ttf_data);
     return true;
 }

app/src/main/cpp/AssetManager.h

@@ -63,4 +63,6 @@ protected:
     AssetManager& operator=(const AssetManager&) = delete;
 };
 
+const int STBTT_PH_VALUE = 1024;
+
 #endif

app/src/main/cpp/NativeEngine.cpp

@@ -7,6 +7,8 @@
 #include "AndroidAssetManager.h"
 #include "Renderer.h"
 #include "TouchInput.h"
+/*#include "Game.h"
+#include "base.h"*/
 
 #include <assert.h>
 #include <stdlib.h>
@@ -48,10 +50,11 @@ NativeEngine::NativeEngine(struct android_app *app)
     //
     // Du kannst schon Assets laden, da oben der AssetManager erzeugt wurde.
 
+    // Ende INTEGRATION
+
     // BEISPIELCODE
     m_smiley = StringRepository::global->internString("smiley_PNG42.png");
-    m_smiley_pos = { 100, 100 };
+    //m_smiley_pos = { 100, 100 };
-    AssetManager::ptr->loadFontData("Milky Honey.ttf", 24.f, &m_font);
     // ENDE VOM BEISPIELCODE
 }
 
@@ -100,6 +103,12 @@ void NativeEngine::gameLoop()
                 android_app_clear_key_events(input_buffer);
             }
             if (input_buffer->motionEventsCount > 0) {
+                float rel_size = m_display_height;
+                if (m_display_height > m_display_width){
+                    rel_size = m_display_width;
+                }
+                rel_size *= 0.04f;
+                //float rel_size = MIN(m_display_height, m_display_width) * 0.04f;
                 for (unsigned int i = 0; i < input_buffer->motionEventsCount; ++i) {
                     GameActivityMotionEvent motion_event = input_buffer->motionEvents[i];
                     if (motion_event.action == AMOTION_EVENT_ACTION_DOWN) {
@@ -114,6 +123,29 @@ void NativeEngine::gameLoop()
                             m_last_down.y = y;
                         }
                     }
+                    else if (motion_event.action == AMOTION_EVENT_ACTION_MOVE) {
+                        if (motion_event.pointerCount > 0) {
+                            GameActivityPointerAxes pointer = motion_event.pointers[0];
+                            float x = GameActivityPointerAxes_getX(&pointer);
+                            float y = GameActivityPointerAxes_getY(&pointer);
+
+                            if (!m_in_motion) {
+                                // Record this motion
+                                m_in_motion = true;
+                                m_last_down.x = x;
+                                m_last_down.y = y;
+                            }
+
+                            float dist = sqrtf((x - m_last_down.x) * (x - m_last_down.x) +
+                                               (y - m_last_down.y) * (y - m_last_down.y));
+                            if (dist >= rel_size) {
+                                input_events[input_event_count].kind = TouchInputEventKind::InSwipe;
+                                input_events[input_event_count].start = {m_last_down.x, m_last_down.y};
+                                input_events[input_event_count].end = {x, y};
+                                ++input_event_count;
+                            }
+                        }
+                    }
                     else if (motion_event.action == AMOTION_EVENT_ACTION_UP) {
                         if (!m_in_motion) {
                             ALOGW("Got an UP motion without a corresponding DOWN motion");
@@ -127,8 +159,7 @@ void NativeEngine::gameLoop()
 
                             float dist = sqrtf((x - m_last_down.x) * (x - m_last_down.x) +
                                     (y - m_last_down.y) * (y - m_last_down.y));
-
+                            if (dist < rel_size) {
-                            if (dist < 5.f) {
                                 // TAP
                                 ALOGI("TAP at %f %f", x, y);
                                 input_events[input_event_count].kind = TouchInputEventKind::Tap;
@@ -141,9 +172,9 @@ void NativeEngine::gameLoop()
                                 ALOGI("Swipe from %f %f to %f %f",
                                       m_last_down.x, m_last_down.y,
                                       x, y);
-                                input_events[input_event_count].kind = TouchInputEventKind::Tap;
+                                input_events[input_event_count].kind = TouchInputEventKind::EndSwipe;
-                                input_events[input_event_count].start = { m_last_down.x, m_last_down.y };
+                                input_events[input_event_count].start = {m_last_down.x, m_last_down.y};
-                                input_events[input_event_count].end = { x, y };
+                                input_events[input_event_count].end = {x, y};
                                 ++input_event_count;
                             }
                             m_in_motion = false;
@@ -158,6 +189,9 @@ void NativeEngine::gameLoop()
                 android_app_clear_motion_events(input_buffer);
             }
         }
+        else {
+            m_in_motion = false;
+        }
 
         if (isAnimating() && Renderer::ptr) {
             // INTEGRATION Rufe hier deine "gameloop"/"update" funktion auf, die als Parameter
@@ -173,14 +207,25 @@ void NativeEngine::gameLoop()
             //              float display_width,
             //              float display_height)
 
+            /*static bool erster_aufruf = true;
+            if (erster_aufruf){
+                computeWindowWidthHeight(m_display_width, m_display_height);
+                initKrimiDinner();
+                erster_aufruf = false;
+            }
+
+            krimiDinnerLoop(&m_state, input_events, input_event_count,
+                            m_display_width, m_display_height);*/
+
+            //ENDE INTEGRATION
 
             // BEISPIELCODE
-            static float t = 1.f;
+            static float x = 1.f;
             static float d = -0.01f;
-            t += d;
+            x += d;
-            if (t <= 0.f)
+            if ( x <= 0.f)
                 d *= -1.f;
-            else if (t >= 1.f)
+            else if (x >= 1.f)
                 d *= -1.f;
 
             if (input_event_count > 0) {
@@ -190,31 +235,7 @@ void NativeEngine::gameLoop()
             }
 
             Renderer::ptr->addRect(100, 100, 500, 500, 0.3f, 0.3f, 0.3f, 1.f);
-            Renderer::ptr->addRect(m_smiley_pos.x, m_smiley_pos.y, 500, 500, 0.f, t*t, 1.f - t*t, 1.f, m_smiley);
+            Renderer::ptr->addRect(m_smiley_pos.x, m_smiley_pos.y, 500, 500, 0.f, x*x, 1.f - x*x, 1.f, m_smiley);
-
-
-            float x = 50;
-            float y = 50;
-
-            y += m_font.baseline_adjust;
-            const char* text = "Hallo Welt";
-            for (const char* c = text; *c != '\0'; ++c) {
-                if (*c >= 32) {
-                    stbtt_aligned_quad quad;
-                    stbtt_GetBakedQuad(m_font.char_data, 512, 512, (int)*c - 32, &x, &y, &quad, 1);
-                    float w = quad.x1 - quad.x0;
-                    float h = quad.y1 - quad.y0;
-
-
-                    Renderer::ptr->addFontRect(
-                            x, y,
-                            w, h,
-                            24.f,
-                            StringRepository::global->internString("Milky Honey.ttf"),
-                            quad.s0, quad.t0,
-                            quad.s1, quad.t1);
-                }
-            }
             // ENDE VOM BEISPIELCODE
         }
 

app/src/main/cpp/NativeEngine.h

@@ -8,8 +8,6 @@
 #include "StringRepository.h"
 #include "GameState.h"
 
-#include "Font.h"
-
 #include <game-activity/native_app_glue/android_native_app_glue.h>
 #include <EGL/egl.h>
 
@@ -63,9 +61,6 @@ private:
     StringHandle m_smiley;
     Position m_smiley_pos;
 
-    StringHandle m_font_bitmap;
-    FontData m_font;
-
     Position m_last_down;
     bool m_in_motion;
 

app/src/main/cpp/Renderer.cpp

@@ -1,6 +1,7 @@
 #include "Renderer.h"
 #include "Log.h"
 #include "AssetManager.h"
+#include "Texture.h"
 
 #include <assert.h>
 
@@ -229,12 +230,13 @@ void Renderer::addFontRect(float x,
                              float h,
                              float char_height,
                              StringHandle font,
+                             StringHandle id,
                              float src_x0,
                              float src_y0,
                              float src_x1,
                              float src_y1)
 {
-    addFontRect(x, y, w, h, 0.f, 0.f, 0.f, 1.f, char_height, font, src_x0, src_y0, src_x1, src_y1);
+    addFontRect(x, y, w, h, 0.f, 0.f, 0.f, 1.f, char_height, font, id, src_x0, src_y0, src_x1, src_y1);
 }
 
 void Renderer::addFontRect(float x,
@@ -247,18 +249,19 @@ void Renderer::addFontRect(float x,
                              float a,
                              float char_height,
                              StringHandle font,
+                             StringHandle id,
                              float src_x0,
                              float src_y0,
                              float src_x1,
                              float src_y1)
 {
-    if (m_textures.find(font) == m_textures.end()) {
+    if (m_textures.find(id) == m_textures.end()) {
         Texture tex;
         if (!AssetManager::ptr->loadFontBitmap(StringRepository::global->getString(font), char_height, &tex)) {
             ALOGE("Failed to load texture");
             return;
         }
-        m_textures.insert(std::make_pair(font, tex));
+        m_textures.insert(std::make_pair(id, tex));
     }
 
     Rect rect = {};
@@ -276,7 +279,7 @@ void Renderer::addFontRect(float x,
     rect.a = a;
     rect.expand_r = 1;
     m_rects.push_back(rect);
-    m_draw_textures.push_back(font);
+    m_draw_textures.push_back(id);
 }
 
 void Renderer::renderFrame(float width, float height)
@@ -284,7 +287,8 @@ void Renderer::renderFrame(float width, float height)
     assert(m_rects.size() == m_draw_textures.size());
 
     glViewport(0, 0, static_cast<int>(width), static_cast<int>(height));
-    glClearColor(0.8f, 0.3f, 0.3f, 1.f);
+    //glClearColor(0.8f, 0.3f, 0.3f, 1.f);
+    glClearColor(0.0f, 0.0f, 0.0f, 1.f);
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
     const auto rect_count = static_cast<GLsizei>(m_rects.size());
@@ -341,3 +345,20 @@ void Renderer::renderFrame(float width, float height)
     m_rects.clear();
     m_draw_textures.clear();
 }
+
+void Renderer::getTextureSize(
+        StringHandle texture,
+        unsigned int* w,
+        unsigned int* h)
+{
+    if (m_textures.find(texture) == m_textures.end()) {
+        Texture tex;
+        if (!AssetManager::ptr->loadTexture(StringRepository::global->getString(texture), &tex)) {
+            ALOGE("Failed to load texture");
+            return;
+        }
+        m_textures.insert(std::make_pair(texture, tex));
+    }
+    Texture tex = m_textures[texture];
+    tex.getTextureSize(w, h);
+}

app/src/main/cpp/Renderer.h

@@ -131,6 +131,7 @@ public:
                      float h,
                      float char_height,
                      StringHandle font,
+                     StringHandle id,
                      float src_x0,
                      float src_y0,
                      float src_x1,
@@ -161,6 +162,7 @@ public:
                  float a,
                  float char_height,
                  StringHandle font,
+                 StringHandle id,
                  float src_x0,
                  float src_y0,
                  float src_x1,
@@ -173,6 +175,14 @@ public:
     /// @param height height of the screen
     void renderFrame(float width, float height);
 
+    /// @brief loads texture (if not loaded) to get texture size
+    /// \param w output width in pixels
+    /// \param h output height in pixels
+    void getTextureSize(
+            StringHandle texture,
+            unsigned int* w,
+            unsigned int* h);
+
 private:
     Renderer();
     ~Renderer();

app/src/main/cpp/Texture.cpp

@@ -21,6 +21,8 @@ Texture::Texture(unsigned int width, unsigned int height, const void *data)
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glGenerateMipmap(GL_TEXTURE_2D);
     glBindTexture(GL_TEXTURE_2D, 0);
+    width_px = width;
+    height_px = height;
 }
 
 Texture::Texture(unsigned int width, unsigned int height, const void* data, GLint format)
@@ -44,6 +46,8 @@ Texture::Texture(unsigned int width, unsigned int height, const void* data, GLin
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glGenerateMipmap(GL_TEXTURE_2D);
     glBindTexture(GL_TEXTURE_2D, 0);
+    width_px = width;
+    height_px = height;
 }
 
 void Texture::destroy()
@@ -55,3 +59,14 @@ void Texture::bind() const
 {
     glBindTexture(GL_TEXTURE_2D, m_texture);
 }
+
+void Texture::getTextureSize(
+        unsigned int* w,
+        unsigned int* h){
+    if (w != NULL){
+        *w = width_px;
+    }
+    if (h != NULL){
+        *h = height_px;
+    }
+}

app/src/main/cpp/Texture.h

@@ -30,8 +30,18 @@ public:
     /// @brief Binds the texture to @c GL_TEXTURE_2D
     void bind() const;
 
+    /// @brief get texture size
+    /// \param w output width in pixels
+    /// \param h output height in pixels
+    void getTextureSize(
+            unsigned int* w,
+            unsigned int* h);
+
 private:
     GLuint m_texture;
+
+    int width_px;
+    int height_px;
 };
 
 #endif

app/src/main/cpp/TouchInput.h

@@ -13,7 +13,11 @@ enum class TouchInputEventKind
     Tap,
 
     /// The user "swiped" from a start position to an end position
-    Swipe
+    EndSwipe,
+
+    ///
+    InSwipe
+    /// The user "swiped" from a start position to an end position, but didn't stop yet
 };
 
 /// @brief Describes a touch input event