diff options
Diffstat (limited to 'src/frontend/qt_sdl/OSD.cpp')
| -rw-r--r-- | src/frontend/qt_sdl/OSD.cpp | 475 |
1 files changed, 0 insertions, 475 deletions
diff --git a/src/frontend/qt_sdl/OSD.cpp b/src/frontend/qt_sdl/OSD.cpp deleted file mode 100644 index 3734b76..0000000 --- a/src/frontend/qt_sdl/OSD.cpp +++ /dev/null @@ -1,475 +0,0 @@ -/* - Copyright 2016-2023 melonDS team - - 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 "OpenGLSupport.h" -#include <QPainter> - -#include "OSD.h" -#include "OSD_shaders.h" -#include "font.h" - -#include "Config.h" - -using namespace melonDS; - -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; - -GLuint Shader[3]; -GLint uScreenSize, uOSDPos, uOSDSize; -GLfloat uScaleFactor; -GLuint OSDVertexArray; -GLuint OSDVertexBuffer; - -QMutex Rendering; - - -bool Init(bool openGL) -{ - if (openGL) - { - OpenGL::BuildShaderProgram(kScreenVS_OSD, kScreenFS_OSD, Shader, "OSDShader"); - - GLuint pid = Shader[2]; - glBindAttribLocation(pid, 0, "vPosition"); - glBindFragDataLocation(pid, 0, "oColor"); - - OpenGL::LinkShaderProgram(Shader); - glUseProgram(pid); - glUniform1i(glGetUniformLocation(pid, "OSDTex"), 0); - - uScreenSize = glGetUniformLocation(pid, "uScreenSize"); - uOSDPos = glGetUniformLocation(pid, "uOSDPos"); - uOSDSize = glGetUniformLocation(pid, "uOSDSize"); - uScaleFactor = glGetUniformLocation(pid, "uScaleFactor"); - - float vertices[6*2] = - { - 0, 0, - 1, 1, - 1, 0, - 0, 0, - 0, 1, - 1, 1 - }; - - glGenBuffers(1, &OSDVertexBuffer); - glBindBuffer(GL_ARRAY_BUFFER, OSDVertexBuffer); - glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); - - glGenVertexArrays(1, &OSDVertexArray); - glBindVertexArray(OSDVertexArray); - glEnableVertexAttribArray(0); // position - glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, (void*)(0)); - } - - return true; -} - -void DeInit() -{ - for (auto it = ItemQueue.begin(); it != ItemQueue.end(); ) - { - Item& item = *it; - - if (item.GLTextureLoaded) glDeleteTextures(1, &item.GLTexture); - if (item.Bitmap) delete[] item.Bitmap; - - it = ItemQueue.erase(it); - } -} - - -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->panelWidget->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->panelWidget->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; - - Rendering.lock(); - - 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); - - Rendering.unlock(); -} - -void Update() -{ - if (!Config::ShowOSD) - { - Rendering.lock(); - for (auto it = ItemQueue.begin(); it != ItemQueue.end(); ) - { - Item& item = *it; - - if (item.GLTextureLoaded) glDeleteTextures(1, &item.GLTexture); - if (item.Bitmap) delete[] item.Bitmap; - - it = ItemQueue.erase(it); - } - Rendering.unlock(); - return; - } - - Rendering.lock(); - - 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) 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.unlock(); -} - -void DrawNative(QPainter& painter) -{ - if (!Config::ShowOSD) return; - - Rendering.lock(); - - 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.unlock(); -} - -void DrawGL(float w, float h, float factor) -{ - if (!Config::ShowOSD) return; - if (!mainWindow || !mainWindow->panel) return; - - Rendering.lock(); - - u32 y = kOSDMargin; - - glUseProgram(Shader[2]); - - glUniform2f(uScreenSize, w, h); - glUniform1f(uScaleFactor, factor); - - glBindBuffer(GL_ARRAY_BUFFER, OSDVertexBuffer); - glBindVertexArray(OSDVertexArray); - - glActiveTexture(GL_TEXTURE0); - - glEnable(GL_BLEND); - glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); - - for (auto it = ItemQueue.begin(); it != ItemQueue.end(); ) - { - Item& item = *it; - - if (!item.GLTextureLoaded) - { - glGenTextures(1, &item.GLTexture); - glBindTexture(GL_TEXTURE_2D, item.GLTexture); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); - 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, item.Width, item.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, item.Bitmap); - - item.GLTextureLoaded = true; - } - - glBindTexture(GL_TEXTURE_2D, item.GLTexture); - glUniform2i(uOSDPos, kOSDMargin, y); - glUniform2i(uOSDSize, item.Width, item.Height); - glDrawArrays(GL_TRIANGLES, 0, 2*3); - - y += item.Height; - it++; - } - - glDisable(GL_BLEND); - glUseProgram(0); - - Rendering.unlock(); -} - -} |