106 lines
3.5 KiB
C++
106 lines
3.5 KiB
C++
/**
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* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2024 tildearrow and contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "../gui.h"
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class FurnaceGUIRenderGL: public FurnaceGUIRender {
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SDL_GLContext context;
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SDL_Window* sdlWin;
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float quadVertex[4][3];
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unsigned int quadBuf;
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float oscVertex[4][4];
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unsigned int oscVertexBuf;
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unsigned int oscDataTex;
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float oscData[2048];
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// SHADERS //
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// -> wipe
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int sh_wipe_vertex;
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int sh_wipe_fragment;
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int sh_wipe_program;
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int sh_wipe_uAlpha;
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bool sh_wipe_have;
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// -> oscRender
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int sh_oscRender_vertex;
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int sh_oscRender_fragment;
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int sh_oscRender_program;
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int sh_oscRender_uColor;
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int sh_oscRender_uLineWidth;
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int sh_oscRender_uResolution;
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int sh_oscRender_oscVal;
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bool sh_oscRender_have;
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bool swapIntervalSet;
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unsigned char glVer;
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int maxWidth, maxHeight;
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String backendName, vendorName, deviceName, apiVersion;
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bool createShader(const char* vertexS, const char* fragmentS, int& vertex, int& fragment, int& program, const char** attribNames);
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public:
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ImTextureID getTextureID(FurnaceGUITexture* which);
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bool lockTexture(FurnaceGUITexture* which, void** data, int* pitch);
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bool unlockTexture(FurnaceGUITexture* which);
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bool updateTexture(FurnaceGUITexture* which, void* data, int pitch);
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FurnaceGUITexture* createTexture(bool dynamic, int width, int height, bool interpolate=true, FurnaceGUITextureFormat format=GUI_TEXFORMAT_ABGR32);
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bool destroyTexture(FurnaceGUITexture* which);
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void setTextureBlendMode(FurnaceGUITexture* which, FurnaceGUIBlendMode mode);
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void setBlendMode(FurnaceGUIBlendMode mode);
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void clear(ImVec4 color);
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bool newFrame();
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bool canVSync();
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void createFontsTexture();
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void destroyFontsTexture();
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void renderGUI();
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void wipe(float alpha);
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void drawOsc(float* data, size_t len, ImVec2 pos0, ImVec2 pos1, ImVec4 color, ImVec2 canvasSize, float lineWidth);
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void present();
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bool getOutputSize(int& w, int& h);
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bool supportsDrawOsc();
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int getWindowFlags();
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int getMaxTextureWidth();
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int getMaxTextureHeight();
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unsigned int getTextureFormats();
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const char* getBackendName();
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const char* getVendorName();
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const char* getDeviceName();
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const char* getAPIVersion();
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void setSwapInterval(int swapInterval);
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void preInit(const DivConfig& conf);
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bool init(SDL_Window* win, int swapInterval);
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void initGUI(SDL_Window* win);
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void quitGUI();
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bool quit();
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bool isDead();
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void setVersion(unsigned char ver);
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FurnaceGUIRenderGL():
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context(NULL),
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sdlWin(NULL),
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swapIntervalSet(true),
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glVer(3),
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maxWidth(0),
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maxHeight(0),
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backendName("What?") {
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memset(quadVertex,0,4*3*sizeof(float));
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memset(oscVertex,0,4*5*sizeof(float));
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memset(oscData,0,2048*sizeof(float));
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}
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};
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