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https://github.com/gnif/LookingGlass.git
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72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
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/*
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Looking Glass - KVM FrameRelay (KVMFR) Client
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Copyright (C) 2017 Geoffrey McRae <geoff@hostfission.com>
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include <SDL2/SDL.h>
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#define IS_LG_RENDERER_VALID(x) \
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((x)->get_name && \
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(x)->initialize && \
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(x)->deinitialize && \
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(x)->is_compatible && \
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(x)->render)
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typedef struct LG_RendererParams
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{
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SDL_Window * window;
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SDL_Renderer * renderer;
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}
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LG_RendererParams;
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typedef struct LG_RendererFormat
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{
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unsigned int width; // image width
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unsigned int height; // image height
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unsigned int stride; // scanline width
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unsigned int pitch; // scanline bytes
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unsigned int bpp; // bits per pixel
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}
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LG_RendererFormat;
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typedef struct LG_RendererRect
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{
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int x;
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int y;
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unsigned int w;
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unsigned int h;
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}
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LG_RendererRect;
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typedef const char * (* LG_RendererGetName )();
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typedef bool (* LG_RendererInitialize )(void ** opaque, const LG_RendererParams params, const LG_RendererFormat format);
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typedef void (* LG_RendererDeInitialize)(void * opaque);
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typedef bool (* LG_RendererIsCompatible)(void * opaque, const LG_RendererFormat format);
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typedef bool (* LG_RendererRender )(void * opaque, const LG_RendererRect destRect, const uint8_t * data, bool resample);
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typedef struct LG_Renderer
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{
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LG_RendererGetName get_name;
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LG_RendererInitialize initialize;
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LG_RendererDeInitialize deinitialize;
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LG_RendererIsCompatible is_compatible;
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LG_RendererRender render;
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}
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LG_Renderer;
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