7 files changed, 730 insertions, 51 deletions

diff --git a/src/frontend/qt_sdl/CMakeLists.txt b/src/frontend/qt_sdl/CMakeLists.txt
index a4bb5f5..0b7fa54 100644
--- a/src/frontend/qt_sdl/CMakeLists.txt
+++ b/src/frontend/qt_sdl/CMakeLists.txt
@@ -8,6 +8,9 @@ SET(SOURCES_QT_SDL
 	VideoSettingsDialog.cpp
 	AudioSettingsDialog.cpp
 	Input.cpp
+	OSD.cpp
+	OSD_shaders.h
+	font.h
 	Platform.cpp
 	PlatformConfig.cpp
 	
diff --git a/src/frontend/qt_sdl/OSD.cpp b/src/frontend/qt_sdl/OSD.cpp
new file mode 100644
index 0000000..4e4e40f
--- /dev/null
+++ b/src/frontend/qt_sdl/OSD.cpp
@@ -0,0 +1,474 @@
+/*
+    Copyright 2016-2020 Arisotura
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#include <stdio.h>
+#include <string.h>
+#include <deque>
+#include <SDL2/SDL.h>
+#include "../types.h"
+
+#include "main.h"
+#include <QPainter>
+
+#include "OSD.h"
+#include "OSD_shaders.h"
+#include "font.h"
+
+#include "PlatformConfig.h"
+
+extern MainWindow* mainWindow;
+
+namespace OSD
+{
+
+const u32 kOSDMargin = 6;
+
+struct Item
+{
+    Uint32 Timestamp;
+    char Text[256];
+    u32 Color;
+
+    u32 Width, Height;
+    u32* Bitmap;
+
+    bool NativeBitmapLoaded;
+    QImage NativeBitmap;
+
+    bool GLTextureLoaded;
+    GLuint GLTexture;
+
+};
+
+std::deque<Item> ItemQueue;
+
+QOpenGLShaderProgram* Shader;
+GLint uScreenSize, uOSDPos, uOSDSize;
+GLuint OSDVertexArray;
+GLuint OSDVertexBuffer;
+
+volatile bool Rendering;
+
+
+bool Init(QOpenGLFunctions_3_2_Core* f)
+{
+    if (f)
+    {
+        Shader = new QOpenGLShaderProgram();
+        Shader->addShaderFromSourceCode(QOpenGLShader::Vertex, kScreenVS_OSD);
+        Shader->addShaderFromSourceCode(QOpenGLShader::Fragment, kScreenFS_OSD);
+
+        GLuint pid = Shader->programId();
+        f->glBindAttribLocation(pid, 0, "vPosition");
+        f->glBindFragDataLocation(pid, 0, "oColor");
+
+        Shader->link();
+
+        Shader->bind();
+        Shader->setUniformValue("OSDTex", (GLint)0);
+        Shader->release();
+
+        uScreenSize = Shader->uniformLocation("uScreenSize");
+        uOSDPos = Shader->uniformLocation("uOSDPos");
+        uOSDSize = Shader->uniformLocation("uOSDSize");
+
+        float vertices[6*2] =
+        {
+            0, 0,
+            1, 1,
+            1, 0,
+            0, 0,
+            0, 1,
+            1, 1
+        };
+
+        f->glGenBuffers(1, &OSDVertexBuffer);
+        f->glBindBuffer(GL_ARRAY_BUFFER, OSDVertexBuffer);
+        f->glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
+
+        f->glGenVertexArrays(1, &OSDVertexArray);
+        f->glBindVertexArray(OSDVertexArray);
+        f->glEnableVertexAttribArray(0); // position
+        f->glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, (void*)(0));
+    }
+
+    return true;
+}
+
+void DeInit(QOpenGLFunctions_3_2_Core* f)
+{
+    for (auto it = ItemQueue.begin(); it != ItemQueue.end(); )
+    {
+        Item& item = *it;
+
+        if (item.GLTextureLoaded && f) f->glDeleteTextures(1, &item.GLTexture);
+        if (item.Bitmap) delete[] item.Bitmap;
+
+        it = ItemQueue.erase(it);
+    }
+
+    if (f) delete Shader;
+}
+
+
+int FindBreakPoint(const char* text, int i)
+{
+    // i = character that went out of bounds
+
+    for (int j = i; j >= 0; j--)
+    {
+        if (text[j] == ' ')
+            return j;
+    }
+
+    return i;
+}
+
+void LayoutText(const char* text, u32* width, u32* height, int* breaks)
+{
+    u32 w = 0;
+    u32 h = 14;
+    u32 totalw = 0;
+    u32 maxw = mainWindow->panel->width() - (kOSDMargin*2);
+    int lastbreak = -1;
+    int numbrk = 0;
+    u16* ptr;
+
+    memset(breaks, 0, sizeof(int)*64);
+
+    for (int i = 0; text[i] != '\0'; )
+	{
+	    int glyphsize;
+		if (text[i] == ' ')
+		{
+			glyphsize = 6;
+		}
+		else
+        {
+            u32 ch = text[i];
+            if (ch < 0x10 || ch > 0x7E) ch = 0x7F;
+
+            ptr = &font[(ch-0x10) << 4];
+            glyphsize = ptr[0];
+            if (!glyphsize) glyphsize = 6;
+            else            glyphsize += 2; // space around the character
+        }
+
+		w += glyphsize;
+		if (w > maxw)
+        {
+            // wrap shit as needed
+            if (text[i] == ' ')
+            {
+                if (numbrk >= 64) break;
+                breaks[numbrk++] = i;
+                i++;
+            }
+            else
+            {
+                int brk = FindBreakPoint(text, i);
+                if (brk != lastbreak) i = brk;
+
+                if (numbrk >= 64) break;
+                breaks[numbrk++] = i;
+
+                lastbreak = brk;
+            }
+
+            w = 0;
+            h += 14;
+        }
+        else
+            i++;
+
+        if (w > totalw) totalw = w;
+    }
+
+    *width = totalw;
+    *height = h;
+}
+
+u32 RainbowColor(u32 inc)
+{
+    // inspired from Acmlmboard
+
+    if      (inc < 100) return 0xFFFF9B9B + (inc << 8);
+    else if (inc < 200) return 0xFFFFFF9B - ((inc-100) << 16);
+    else if (inc < 300) return 0xFF9BFF9B + (inc-200);
+    else if (inc < 400) return 0xFF9BFFFF - ((inc-300) << 8);
+    else if (inc < 500) return 0xFF9B9BFF + ((inc-400) << 16);
+    else                return 0xFFFF9BFF - (inc-500);
+}
+
+void RenderText(u32 color, const char* text, Item* item)
+{
+    u32 w, h;
+    int breaks[64];
+
+    bool rainbow = (color == 0);
+    u32 rainbowinc = ((text[0] * 17) + (SDL_GetTicks() * 13)) % 600;
+
+    color |= 0xFF000000;
+    const u32 shadow = 0xE0000000;
+
+    LayoutText(text, &w, &h, breaks);
+
+    item->Width = w;
+    item->Height = h;
+    item->Bitmap = new u32[w*h];
+    memset(item->Bitmap, 0, w*h*sizeof(u32));
+
+    u32 x = 0, y = 1;
+    u32 maxw = mainWindow->panel->width() - (kOSDMargin*2);
+    int curline = 0;
+    u16* ptr;
+
+    for (int i = 0; text[i] != '\0'; )
+	{
+	    int glyphsize;
+		if (text[i] == ' ')
+		{
+			x += 6;
+		}
+		else
+        {
+            u32 ch = text[i];
+            if (ch < 0x10 || ch > 0x7E) ch = 0x7F;
+
+            ptr = &font[(ch-0x10) << 4];
+            int glyphsize = ptr[0];
+            if (!glyphsize) x += 6;
+            else
+            {
+                x++;
+
+                if (rainbow)
+                {
+                    color = RainbowColor(rainbowinc);
+                    rainbowinc = (rainbowinc + 30) % 600;
+                }
+
+                // draw character
+                for (int cy = 0; cy < 12; cy++)
+                {
+                    u16 val = ptr[4+cy];
+
+                    for (int cx = 0; cx < glyphsize; cx++)
+                    {
+                        if (val & (1<<cx))
+                            item->Bitmap[((y+cy) * w) + x+cx] = color;
+                    }
+                }
+
+                x += glyphsize;
+                x++;
+            }
+        }
+
+		i++;
+		if (breaks[curline] && i >= breaks[curline])
+        {
+            i = breaks[curline++];
+            if (text[i] == ' ') i++;
+
+            x = 0;
+            y += 14;
+        }
+    }
+
+    // shadow
+    for (y = 0; y < h; y++)
+    {
+        for (x = 0; x < w; x++)
+        {
+            u32 val;
+
+            val = item->Bitmap[(y * w) + x];
+            if ((val >> 24) == 0xFF) continue;
+
+            if (x > 0)   val  = item->Bitmap[(y * w) + x-1];
+            if (x < w-1) val |= item->Bitmap[(y * w) + x+1];
+            if (y > 0)
+            {
+                if (x > 0)   val |= item->Bitmap[((y-1) * w) + x-1];
+                val |= item->Bitmap[((y-1) * w) + x];
+                if (x < w-1) val |= item->Bitmap[((y-1) * w) + x+1];
+            }
+            if (y < h-1)
+            {
+                if (x > 0)   val |= item->Bitmap[((y+1) * w) + x-1];
+                val |= item->Bitmap[((y+1) * w) + x];
+                if (x < w-1) val |= item->Bitmap[((y+1) * w) + x+1];
+            }
+
+            if ((val >> 24) == 0xFF)
+                item->Bitmap[(y * w) + x] = shadow;
+        }
+    }
+}
+
+
+void AddMessage(u32 color, const char* text)
+{
+    if (!Config::ShowOSD) return;
+
+    while (Rendering);
+
+    Item item;
+
+    item.Timestamp = SDL_GetTicks();
+    strncpy(item.Text, text, 255); item.Text[255] = '\0';
+    item.Color = color;
+    item.Bitmap = nullptr;
+
+    item.NativeBitmapLoaded = false;
+    item.GLTextureLoaded = false;
+
+    ItemQueue.push_back(item);
+}
+
+void Update(QOpenGLFunctions_3_2_Core* f)
+{
+    if (!Config::ShowOSD)
+    {
+        Rendering = true;
+        for (auto it = ItemQueue.begin(); it != ItemQueue.end(); )
+        {
+            Item& item = *it;
+
+            if (item.GLTextureLoaded && f) f->glDeleteTextures(1, &item.GLTexture);
+            if (item.Bitmap) delete[] item.Bitmap;
+
+            it = ItemQueue.erase(it);
+        }
+        Rendering = false;
+        return;
+    }
+
+    Rendering = true;
+
+    Uint32 tick_now = SDL_GetTicks();
+    Uint32 tick_min = tick_now - 2500;
+
+    for (auto it = ItemQueue.begin(); it != ItemQueue.end(); )
+    {
+        Item& item = *it;
+
+        if (item.Timestamp < tick_min)
+        {
+            if (item.GLTextureLoaded) f->glDeleteTextures(1, &item.GLTexture);
+            if (item.Bitmap) delete[] item.Bitmap;
+
+            it = ItemQueue.erase(it);
+            continue;
+        }
+
+        if (!item.Bitmap)
+        {
+            RenderText(item.Color, item.Text, &item);
+        }
+
+        it++;
+    }
+
+    Rendering = false;
+}
+
+void DrawNative(QPainter& painter)
+{
+    if (!Config::ShowOSD) return;
+
+    Rendering = true;
+
+    u32 y = kOSDMargin;
+
+    painter.resetTransform();
+
+    for (auto it = ItemQueue.begin(); it != ItemQueue.end(); )
+    {
+        Item& item = *it;
+
+        if (!item.NativeBitmapLoaded)
+        {
+            item.NativeBitmap = QImage((const uchar*)item.Bitmap, item.Width, item.Height, QImage::Format_ARGB32_Premultiplied);
+            item.NativeBitmapLoaded = true;
+        }
+
+        painter.drawImage(kOSDMargin, y, item.NativeBitmap);
+
+        y += item.Height;
+        it++;
+    }
+
+    Rendering = false;
+}
+
+void DrawGL(QOpenGLFunctions_3_2_Core* f, float w, float h)
+{
+    if (!Config::ShowOSD) return;
+    if (!mainWindow || !mainWindow->panel) return;
+
+    Rendering = true;
+
+    u32 y = kOSDMargin;
+
+    Shader->bind();
+
+    f->glUniform2f(uScreenSize, w, h);
+
+    f->glBindBuffer(GL_ARRAY_BUFFER, OSDVertexBuffer);
+    f->glBindVertexArray(OSDVertexArray);
+
+    f->glActiveTexture(GL_TEXTURE0);
+
+    f->glEnable(GL_BLEND);
+    f->glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
+
+    for (auto it = ItemQueue.begin(); it != ItemQueue.end(); )
+    {
+        Item& item = *it;
+
+        if (!item.GLTextureLoaded)
+        {
+            f->glGenTextures(1, &item.GLTexture);
+            f->glBindTexture(GL_TEXTURE_2D, item.GLTexture);
+            f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+            f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+            f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+            f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+            f->glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, item.Width, item.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, item.Bitmap);
+
+            item.GLTextureLoaded = true;
+        }
+
+        f->glBindTexture(GL_TEXTURE_2D, item.GLTexture);
+        f->glUniform2i(uOSDPos, kOSDMargin, y);
+        f->glUniform2i(uOSDSize, item.Width, item.Height);
+        f->glDrawArrays(GL_TRIANGLES, 0, 2*3);
+
+        y += item.Height;
+        it++;
+    }
+
+    f->glDisable(GL_BLEND);
+    Shader->release();
+
+    Rendering = false;
+}
+
+}
diff --git a/src/frontend/qt_sdl/OSD.h b/src/frontend/qt_sdl/OSD.h
new file mode 100644
index 0000000..79d9df0
--- /dev/null
+++ b/src/frontend/qt_sdl/OSD.h
@@ -0,0 +1,36 @@
+/*
+    Copyright 2016-2020 Arisotura
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#ifndef OSD_H
+#define OSD_H
+
+namespace OSD
+{
+
+bool Init(QOpenGLFunctions_3_2_Core* f);
+void DeInit(QOpenGLFunctions_3_2_Core* f);
+
+void AddMessage(u32 color, const char* text);
+
+void Update(QOpenGLFunctions_3_2_Core* f);
+void DrawNative(QPainter& painter);
+void DrawGL(QOpenGLFunctions_3_2_Core* f, float w, float h);
+
+}
+
+#endif // OSD_H
diff --git a/src/frontend/qt_sdl/OSD_shaders.h b/src/frontend/qt_sdl/OSD_shaders.h
new file mode 100644
index 0000000..5a64f66
--- /dev/null
+++ b/src/frontend/qt_sdl/OSD_shaders.h
@@ -0,0 +1,65 @@
+/*
+    Copyright 2016-2020 Arisotura
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#ifndef OSD_SHADERS_H
+#define OSD_SHADERS_H
+
+const char* kScreenVS_OSD = R"(#version 140
+
+uniform vec2 uScreenSize;
+
+uniform ivec2 uOSDPos;
+uniform ivec2 uOSDSize;
+
+in vec2 vPosition;
+
+smooth out vec2 fTexcoord;
+
+void main()
+{
+    vec4 fpos;
+
+    vec2 osdpos = (vPosition * vec2(uOSDSize));
+    fTexcoord = osdpos;
+    osdpos += uOSDPos;
+
+    fpos.xy = ((osdpos * 2.0) / uScreenSize) - 1.0;
+    fpos.y *= -1;
+    fpos.z = 0.0;
+    fpos.w = 1.0;
+
+    gl_Position = fpos;
+}
+)";
+
+const char* kScreenFS_OSD = R"(#version 140
+
+uniform sampler2D OSDTex;
+
+smooth in vec2 fTexcoord;
+
+out vec4 oColor;
+
+void main()
+{
+    vec4 pixel = texelFetch(OSDTex, ivec2(fTexcoord), 0);
+    oColor = pixel.bgra;
+}
+)";
+
+#endif // OSD_SHADERS_H
diff --git a/src/frontend/qt_sdl/font.h b/src/frontend/qt_sdl/font.h
new file mode 100644
index 0000000..f2e4f87
--- /dev/null
+++ b/src/frontend/qt_sdl/font.h
@@ -0,0 +1,135 @@
+/*
+    Copyright 2016-2020 Arisotura
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#ifndef FONT_H
+#define FONT_H
+unsigned short font[] = {
+	12, 0, 0, 0,0x0C03, 0x0E07, 0x070E, 0x039C, 0x01F8, 0x00F0, 0x00F0, 0x01F8, 0x039C, 0x070E, 0x0E07, 0x0C03,
+	12, 0, 0, 0,0x01C0, 0x00E0, 0x0060, 0x0860, 0x0C60, 0x0FE0, 0x07F0, 0x0038, 0x001C, 0x000E, 0x0007, 0x0003,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	12, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+	2, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000, 0x0003, 0x0003, 0x0000, 0x0000,
+	9, 0, 0, 0,0x01EF, 0x01EF, 0x018C, 0x01CE, 0x00E7, 0x0063, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	10, 0, 0, 0,0x00CC, 0x00CC, 0x03FF, 0x03FF, 0x00CC, 0x00CC, 0x03FF, 0x03FF, 0x00CC, 0x00CC, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0018, 0x00FE, 0x00FF, 0x001B, 0x007F, 0x00FE, 0x00D8, 0x00FF, 0x007F, 0x0018, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0306, 0x038F, 0x01CF, 0x00E6, 0x0070, 0x0038, 0x019C, 0x03CE, 0x03C7, 0x0183, 0x0000, 0x0000,
+	10, 0, 0, 0,0x007C, 0x00FE, 0x00C6, 0x00EE, 0x007C, 0x037E, 0x03E7, 0x01F3, 0x03BF, 0x031E, 0x0000, 0x0000,
+	4, 0, 0, 0,0x000F, 0x000F, 0x000C, 0x000E, 0x0007, 0x0003, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	4, 0, 0, 0,0x000C, 0x000E, 0x0007, 0x0003, 0x0003, 0x0003, 0x0003, 0x0007, 0x000E, 0x000C, 0x0000, 0x0000,
+	4, 0, 0, 0,0x0003, 0x0007, 0x000E, 0x000C, 0x000C, 0x000C, 0x000C, 0x000E, 0x0007, 0x0003, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0030, 0x0333, 0x03B7, 0x01FE, 0x00FC, 0x00FC, 0x01FE, 0x03B7, 0x0333, 0x0030, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0030, 0x0030, 0x0030, 0x0030, 0x03FF, 0x03FF, 0x0030, 0x0030, 0x0030, 0x0030, 0x0000, 0x0000,
+	4, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x000F, 0x000F, 0x000C, 0x000E, 0x0007, 0x0003,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x03FF, 0x03FF, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	3, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0007, 0x0007, 0x0007, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0300, 0x0380, 0x01C0, 0x00E0, 0x0070, 0x0038, 0x001C, 0x000E, 0x0007, 0x0003, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x00FF, 0x00C3, 0x00C3, 0x00C3, 0x00C3, 0x00C3, 0x00C3, 0x00FF, 0x007E, 0x0000, 0x0000,
+	4, 0, 0, 0,0x0006, 0x0007, 0x0007, 0x0006, 0x0006, 0x0006, 0x0006, 0x0006, 0x000F, 0x000F, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x00FF, 0x00C3, 0x00C0, 0x00FE, 0x007F, 0x0003, 0x0003, 0x00FF, 0x00FF, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007F, 0x00FF, 0x00C0, 0x00C0, 0x007C, 0x00FC, 0x00C0, 0x00C0, 0x00FF, 0x007F, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x00FF, 0x00FE, 0x0060, 0x0060, 0x0000, 0x0000,
+	8, 0, 0, 0,0x00FF, 0x00FF, 0x0003, 0x0003, 0x007F, 0x00FF, 0x00C0, 0x00C0, 0x00FF, 0x007F, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x007F, 0x0003, 0x0003, 0x007F, 0x00FF, 0x00C3, 0x00C3, 0x00FF, 0x007E, 0x0000, 0x0000,
+	8, 0, 0, 0,0x00FF, 0x00FF, 0x00C0, 0x00E0, 0x0070, 0x0038, 0x001C, 0x000C, 0x000C, 0x000C, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x00FF, 0x00C3, 0x00C3, 0x007E, 0x00FF, 0x00C3, 0x00C3, 0x00FF, 0x007E, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x00FF, 0x00C3, 0x00C3, 0x00FF, 0x00FE, 0x00C0, 0x00C0, 0x00FE, 0x007E, 0x0000, 0x0000,
+	3, 0, 0, 0,0x0000, 0x0000, 0x0007, 0x0007, 0x0000, 0x0000, 0x0000, 0x0007, 0x0007, 0x0000, 0x0000, 0x0000,
+	4, 0, 0, 0,0x0000, 0x0000, 0x000E, 0x000E, 0x0000, 0x0000, 0x000C, 0x000E, 0x0007, 0x0003, 0x0000, 0x0000,
+	6, 0, 0, 0,0x0030, 0x0038, 0x001C, 0x000E, 0x0007, 0x0007, 0x000E, 0x001C, 0x0038, 0x0030, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x007F, 0x007F, 0x0000, 0x0000, 0x007F, 0x007F, 0x0000, 0x0000, 0x0000,
+	6, 0, 0, 0,0x0003, 0x0007, 0x000E, 0x001C, 0x0038, 0x0038, 0x001C, 0x000E, 0x0007, 0x0003, 0x0000, 0x0000,
+	8, 0, 0, 0,0x007E, 0x00FF, 0x00C3, 0x00C3, 0x00F0, 0x0078, 0x0018, 0x0000, 0x0018, 0x0018, 0x0000, 0x0000,
+	10, 0, 0, 0,0x00FC, 0x01FE, 0x0387, 0x0333, 0x037B, 0x03FB, 0x01F3, 0x0007, 0x03FE, 0x03FC, 0x0000, 0x0000,
+	9, 0, 0, 0,0x00FE, 0x01FF, 0x0183, 0x0183, 0x0183, 0x01FF, 0x01FF, 0x0183, 0x0183, 0x0183, 0x0000, 0x0000,
+	9, 0, 0, 0,0x00FF, 0x01FF, 0x0183, 0x0183, 0x00FF, 0x01FF, 0x0183, 0x0183, 0x01FF, 0x00FF, 0x0000, 0x0000,
+	8, 0, 0, 0,0x00FE, 0x00FF, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x00FF, 0x00FE, 0x0000, 0x0000,
+	9, 0, 0, 0,0x007F, 0x00FF, 0x01C3, 0x0183, 0x0183, 0x0183, 0x0183, 0x01C3, 0x00FF, 0x007F, 0x0000, 0x0000,
+	9, 0, 0, 0,0x01FF, 0x01FF, 0x0003, 0x0003, 0x00FF, 0x00FF, 0x0003, 0x0003, 0x01FF, 0x01FF, 0x0000, 0x0000,
+	9, 0, 0, 0,0x01FF, 0x01FF, 0x0003, 0x0003, 0x00FF, 0x00FF, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000,
+	9, 0, 0, 0,0x01FE, 0x01FF, 0x0003, 0x0003, 0x01F3, 0x01F3, 0x0183, 0x0183, 0x01FF, 0x00FE, 0x0000, 0x0000,
+	9, 0, 0, 0,0x0183, 0x0183, 0x0183, 0x0183, 0x01FF, 0x01FF, 0x0183, 0x0183, 0x0183, 0x0183, 0x0000, 0x0000,
+	6, 0, 0, 0,0x003F, 0x003F, 0x000C, 0x000C, 0x000C, 0x000C, 0x000C, 0x000C, 0x003F, 0x003F, 0x0000, 0x0000,
+	9, 0, 0, 0,0x01F0, 0x01F0, 0x00C0, 0x00C0, 0x00C0, 0x00C0, 0x00C3, 0x00C3, 0x00FF, 0x007E, 0x0000, 0x0000,
+	9, 0, 0, 0,0x0183, 0x01C3, 0x00E3, 0x0073, 0x003F, 0x003F, 0x0073, 0x00E3, 0x01C3, 0x0183, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x007F, 0x007F, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0387, 0x03CF, 0x03FF, 0x037B, 0x0333, 0x0303, 0x0303, 0x0303, 0x0303, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0307, 0x030F, 0x031F, 0x033B, 0x0373, 0x03E3, 0x03C3, 0x0383, 0x0303, 0x0000, 0x0000,
+	10, 0, 0, 0,0x01FE, 0x03FF, 0x0303, 0x0303, 0x0303, 0x0303, 0x0303, 0x0303, 0x03FF, 0x01FE, 0x0000, 0x0000,
+	9, 0, 0, 0,0x00FF, 0x01FF, 0x0183, 0x0183, 0x01FF, 0x00FF, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000,
+	10, 0, 0, 0,0x01FE, 0x03FF, 0x0303, 0x0303, 0x0333, 0x0373, 0x03E3, 0x01C3, 0x03FF, 0x037E, 0x0000, 0x0000,
+	9, 0, 0, 0,0x00FF, 0x01FF, 0x0183, 0x0183, 0x01FF, 0x00FF, 0x0073, 0x00E3, 0x01C3, 0x0183, 0x0000, 0x0000,
+	10, 0, 0, 0,0x01FE, 0x01FF, 0x0003, 0x0003, 0x01FF, 0x03FE, 0x0300, 0x0300, 0x03FE, 0x01FE, 0x0000, 0x0000,
+	10, 0, 0, 0,0x03FF, 0x03FF, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0000, 0x0000,
+	9, 0, 0, 0,0x0183, 0x0183, 0x0183, 0x0183, 0x0183, 0x0183, 0x0183, 0x0183, 0x01FF, 0x00FE, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0303, 0x0303, 0x0303, 0x0303, 0x0387, 0x01CE, 0x00FC, 0x0078, 0x0030, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0303, 0x0303, 0x0303, 0x0333, 0x037B, 0x03FF, 0x03CF, 0x0387, 0x0303, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0387, 0x01CE, 0x00FC, 0x0078, 0x0078, 0x00FC, 0x01CE, 0x0387, 0x0303, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0303, 0x0387, 0x01CE, 0x00FC, 0x0078, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0000, 0x0000,
+	10, 0, 0, 0,0x03FF, 0x03FF, 0x01C0, 0x00E0, 0x0070, 0x0038, 0x001C, 0x000E, 0x03FF, 0x03FF, 0x0000, 0x0000,
+	4, 0, 0, 0,0x000F, 0x000F, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x000F, 0x000F, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0003, 0x0007, 0x000E, 0x001C, 0x0038, 0x0070, 0x00E0, 0x01C0, 0x0380, 0x0300, 0x0000, 0x0000,
+	4, 0, 0, 0,0x000F, 0x000F, 0x000C, 0x000C, 0x000C, 0x000C, 0x000C, 0x000C, 0x000F, 0x000F, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0018, 0x003C, 0x007E, 0x00E7, 0x00C3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x03FF, 0x03FF,
+	4, 0, 0, 0,0x000F, 0x000F, 0x0003, 0x0007, 0x000E, 0x000C, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x003E, 0x007E, 0x0060, 0x007E, 0x007F, 0x0063, 0x007F, 0x007E, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x003F, 0x007F, 0x0063, 0x0063, 0x0063, 0x007F, 0x003F, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x007E, 0x007F, 0x0003, 0x0003, 0x0003, 0x0003, 0x007F, 0x007E, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0060, 0x0060, 0x0060, 0x007E, 0x007F, 0x0063, 0x0063, 0x0063, 0x007F, 0x007E, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x003E, 0x007F, 0x0063, 0x007F, 0x003F, 0x0003, 0x003F, 0x003E, 0x0000, 0x0000,
+	6, 0, 0, 0,0x003C, 0x003E, 0x0006, 0x0006, 0x001F, 0x001F, 0x0006, 0x0006, 0x0006, 0x0006, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x007E, 0x007F, 0x0063, 0x0063, 0x007F, 0x007E, 0x0060, 0x0060, 0x007E, 0x003E,
+	7, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x003F, 0x007F, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x0000, 0x0000,
+	2, 0, 0, 0,0x0003, 0x0003, 0x0000, 0x0000, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0060, 0x0060, 0x0000, 0x0000, 0x0060, 0x0060, 0x0060, 0x0060, 0x0060, 0x0063, 0x007F, 0x003E,
+	8, 0, 0, 0,0x0003, 0x0003, 0x00E3, 0x0073, 0x003B, 0x001F, 0x001F, 0x003B, 0x0073, 0x00E3, 0x0000, 0x0000,
+	4, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x000F, 0x000E, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x01FF, 0x03FF, 0x0333, 0x0333, 0x0333, 0x0333, 0x0333, 0x0333, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x003F, 0x007F, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0000, 0x0000, 0x007E, 0x00FF, 0x00C3, 0x00C3, 0x00C3, 0x00C3, 0x00FF, 0x007E, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x003F, 0x007F, 0x0063, 0x0063, 0x007F, 0x003F, 0x0003, 0x0003, 0x0003, 0x0003,
+	7, 0, 0, 0,0x0000, 0x0000, 0x007E, 0x007F, 0x0063, 0x0063, 0x007F, 0x007E, 0x0060, 0x0060, 0x0060, 0x0060,
+	7, 0, 0, 0,0x0000, 0x0000, 0x003B, 0x007F, 0x0067, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0000, 0x0000, 0x007E, 0x007F, 0x0003, 0x007F, 0x00FE, 0x00C0, 0x00FE, 0x007E, 0x0000, 0x0000,
+	6, 0, 0, 0,0x0006, 0x0006, 0x003F, 0x003F, 0x0006, 0x0006, 0x0006, 0x0006, 0x003E, 0x003C, 0x0000, 0x0000,
+	7, 0, 0, 0,0x0000, 0x0000, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x0063, 0x007F, 0x007E, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0303, 0x0303, 0x0303, 0x0387, 0x01CE, 0x00FC, 0x0078, 0x0030, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0303, 0x0303, 0x0333, 0x037B, 0x03FF, 0x03CF, 0x0387, 0x0303, 0x0000, 0x0000,
+	8, 0, 0, 0,0x0000, 0x0000, 0x00C3, 0x00E7, 0x007E, 0x003C, 0x003C, 0x007E, 0x00E7, 0x00C3, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0303, 0x0307, 0x038E, 0x01DC, 0x00F8, 0x0070, 0x0038, 0x001C, 0x000E, 0x0006,
+	8, 0, 0, 0,0x0000, 0x0000, 0x00FF, 0x00FF, 0x0070, 0x0038, 0x001C, 0x000E, 0x00FF, 0x00FF, 0x0000, 0x0000,
+	6, 0, 0, 0,0x0038, 0x003C, 0x000C, 0x000C, 0x000F, 0x000F, 0x000C, 0x000C, 0x003C, 0x0038, 0x0000, 0x0000,
+	2, 0, 0, 0,0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0000, 0x0000,
+	6, 0, 0, 0,0x0007, 0x000F, 0x000C, 0x000C, 0x003C, 0x003C, 0x000C, 0x000C, 0x000F, 0x0007, 0x0000, 0x0000,
+	10, 0, 0, 0,0x0000, 0x0000, 0x0000, 0x031C, 0x03BE, 0x01F7, 0x00E3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+	11, 0, 0, 0,0x0555, 0x0000, 0x0401, 0x0000, 0x0401, 0x0000, 0x0401, 0x0000, 0x0401, 0x0000, 0x0555, 0x0000,
+};
+#endif
diff --git a/src/frontend/qt_sdl/main.cpp b/src/frontend/qt_sdl/main.cpp
index de71da9..78f64f6 100644
--- a/src/frontend/qt_sdl/main.cpp
+++ b/src/frontend/qt_sdl/main.cpp
@@ -43,6 +43,7 @@
 #include "version.h"
 
 #include "FrontendUtil.h"
+#include "OSD.h"
 
 #include "NDS.h"
 #include "GBACart.h"
@@ -263,7 +264,7 @@ EmuThread::EmuThread(QObject* parent) : QThread(parent)
     connect(this, SIGNAL(windowEmuReset()), mainWindow->actReset, SLOT(trigger()));
     connect(this, SIGNAL(screenLayoutChange()), mainWindow->panel, SLOT(onScreenLayoutChanged()));
 
-    initOpenGL();
+    if (mainWindow->hasOGL) initOpenGL();
 }
 
 void EmuThread::initOpenGL()
@@ -709,10 +710,13 @@ ScreenPanelNative::ScreenPanelNative(QWidget* parent) : QWidget(parent)
     screenTrans[1].reset();
 
     touching = false;
+
+    OSD::Init(nullptr);
 }
 
 ScreenPanelNative::~ScreenPanelNative()
 {
+    OSD::DeInit(nullptr);
 }
 
 void ScreenPanelNative::setupScreenLayout()
@@ -756,6 +760,9 @@ void ScreenPanelNative::paintEvent(QPaintEvent* event)
 
     painter.setTransform(screenTrans[1]);
     painter.drawImage(screenrc, screen[1]);
+
+    OSD::Update(nullptr);
+    OSD::DrawNative(painter);
 }
 
 void ScreenPanelNative::resizeEvent(QResizeEvent* event)
@@ -793,12 +800,16 @@ ScreenPanelGL::ScreenPanelGL(QWidget* parent) : QOpenGLWidget(parent)
     format.setVersion(3, 2);
     format.setProfile(QSurfaceFormat::CoreProfile);
     setFormat(format);
+
+    touching = false;
 }
 
 ScreenPanelGL::~ScreenPanelGL()
 {
     makeCurrent();
 
+    OSD::DeInit(this);
+
     glDeleteTextures(1, &screenTexture);
 
     glDeleteVertexArrays(1, &screenVertexArray);
@@ -881,6 +892,8 @@ void ScreenPanelGL::initializeGL()
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 192*2, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+
+    OSD::Init(this);
 }
 
 void ScreenPanelGL::paintGL()
@@ -935,6 +948,9 @@ void ScreenPanelGL::paintGL()
     glDrawArrays(GL_TRIANGLES, 2*3, 2*3);
 
     screenShader->release();
+
+    OSD::Update(this);
+    OSD::DrawGL(this, w*factor, h*factor);
 }
 
 void ScreenPanelGL::resizeEvent(QResizeEvent* event)
diff --git a/src/frontend/qt_sdl/main_shaders.h b/src/frontend/qt_sdl/main_shaders.h
index 96b9ecd..c55f79e 100644
--- a/src/frontend/qt_sdl/main_shaders.h
+++ b/src/frontend/qt_sdl/main_shaders.h
@@ -61,54 +61,4 @@ void main()
 }
 )";
 
-
-
-const char* kScreenVS_OSD = R"(#version 140
-
-layout(std140) uniform uConfig
-{
-    vec2 uScreenSize;
-    uint u3DScale;
-    uint uFilterMode;
-};
-
-uniform ivec2 uOSDPos;
-uniform ivec2 uOSDSize;
-
-in vec2 vPosition;
-
-smooth out vec2 fTexcoord;
-
-void main()
-{
-    vec4 fpos;
-
-    vec2 osdpos = (vPosition * vec2(uOSDSize));
-    fTexcoord = osdpos;
-    osdpos += uOSDPos;
-
-    fpos.xy = ((osdpos * 2.0) / uScreenSize) - 1.0;
-    fpos.y *= -1;
-    fpos.z = 0.0;
-    fpos.w = 1.0;
-
-    gl_Position = fpos;
-}
-)";
-
-const char* kScreenFS_OSD = R"(#version 140
-
-uniform sampler2D OSDTex;
-
-smooth in vec2 fTexcoord;
-
-out vec4 oColor;
-
-void main()
-{
-    vec4 pixel = texelFetch(OSDTex, ivec2(fTexcoord), 0);
-    oColor = pixel.bgra;
-}
-)";
-
 #endif // MAIN_SHADERS_H