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f8e1ab8f31
With jitRender the renderer needs to tell the main application if it needs to be rendererd, such as during the initial splash screen fade out.
138 lines
4.6 KiB
C
138 lines
4.6 KiB
C
/**
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* Looking Glass
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* Copyright (C) 2017-2021 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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., 59
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* Temple 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 "app.h"
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#include "common/KVMFR.h"
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#include "common/framebuffer.h"
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#define IS_LG_RENDERER_VALID(x) \
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((x)->get_name && \
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(x)->create && \
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(x)->initialize && \
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(x)->deinitialize && \
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(x)->on_restart && \
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(x)->on_resize && \
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(x)->on_mouse_shape && \
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(x)->on_mouse_event && \
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(x)->render_startup && \
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(x)->needs_render && \
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(x)->render)
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typedef struct LG_RendererParams
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{
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// TTF_Font * font;
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// TTF_Font * alertFont;
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bool quickSplash;
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}
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LG_RendererParams;
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typedef enum LG_RendererSupport
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{
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LG_SUPPORTS_DMABUF
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}
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LG_RendererSupport;
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typedef enum LG_RendererRotate
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{
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LG_ROTATE_0,
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LG_ROTATE_90,
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LG_ROTATE_180,
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LG_ROTATE_270
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}
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LG_RendererRotate;
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// kept out of the enum so gcc doesn't warn when it's missing from a switch
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// statement.
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#define LG_ROTATE_MAX (LG_ROTATE_270+1)
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typedef struct LG_RendererFormat
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{
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FrameType type; // frame type
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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 (zero if compresed)
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unsigned int pitch; // scanline bytes (or compressed size)
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unsigned int bpp; // bits per pixel (zero if compressed)
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LG_RendererRotate rotate; // guest rotation
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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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bool valid;
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int x;
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int y;
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int w;
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int h;
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}
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LG_RendererRect;
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typedef enum LG_RendererCursor
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{
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LG_CURSOR_COLOR ,
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LG_CURSOR_MONOCHROME ,
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LG_CURSOR_MASKED_COLOR
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}
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LG_RendererCursor;
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// returns the friendly name of the renderer
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typedef const char * (* LG_RendererGetName)();
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// called pre-creation to allow the renderer to register any options it might have
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typedef void (* LG_RendererSetup)();
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typedef bool (* LG_RendererCreate )(void ** opaque, const LG_RendererParams params, bool * needsOpenGL);
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typedef bool (* LG_RendererInitialize )(void * opaque);
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typedef void (* LG_RendererDeInitialize )(void * opaque);
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typedef bool (* LG_RendererSupports )(void * opaque, LG_RendererSupport support);
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typedef void (* LG_RendererOnRestart )(void * opaque);
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typedef void (* LG_RendererOnResize )(void * opaque, const int width, const int height, const double scale, const LG_RendererRect destRect, LG_RendererRotate rotate);
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typedef bool (* LG_RendererOnMouseShape )(void * opaque, const LG_RendererCursor cursor, const int width, const int height, const int pitch, const uint8_t * data);
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typedef bool (* LG_RendererOnMouseEvent )(void * opaque, const bool visible , const int x, const int y);
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typedef bool (* LG_RendererOnFrameFormat)(void * opaque, const LG_RendererFormat format, bool useDMA);
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typedef bool (* LG_RendererOnFrame )(void * opaque, const FrameBuffer * frame, int dmaFD, const FrameDamageRect * damage, int damageCount);
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typedef bool (* LG_RendererRenderStartup)(void * opaque);
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typedef bool (* LG_RendererNeedsRender )(void * opaque);
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typedef bool (* LG_RendererRender )(void * opaque, LG_RendererRotate rotate, const bool newFrame, const bool invalidateWindow);
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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_RendererSetup setup;
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LG_RendererCreate create;
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LG_RendererInitialize initialize;
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LG_RendererDeInitialize deinitialize;
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LG_RendererSupports supports;
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LG_RendererOnRestart on_restart;
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LG_RendererOnResize on_resize;
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LG_RendererOnMouseShape on_mouse_shape;
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LG_RendererOnMouseEvent on_mouse_event;
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LG_RendererOnFrameFormat on_frame_format;
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LG_RendererOnFrame on_frame;
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LG_RendererRenderStartup render_startup;
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LG_RendererNeedsRender needs_render;
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LG_RendererRender render;
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}
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LG_Renderer;
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