mirror of
https://github.com/dingusdev/dingusppc.git
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67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-21 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** @file Video Conroller base class definitions. */
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#ifndef VIDEO_CTRL_H
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#define VIDEO_CTRL_H
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#include <SDL.h>
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#include <cinttypes>
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#include <functional>
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class VideoCtrlBase {
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public:
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VideoCtrlBase(int width = 640, int height = 480);
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~VideoCtrlBase();
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void update_screen(void);
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// converters for various framebuffer pixel depths
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virtual void convert_frame_1bpp(uint8_t *dst_buf, int dst_pitch);
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virtual void convert_frame_8bpp(uint8_t *dst_buf, int dst_pitch);
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protected:
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/* CRT controller parameters */
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bool crtc_on = false;
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int active_width; // width of the visible display area
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int active_height; // height of the visible display area
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int pixel_depth;
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float pixel_clock;
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float refresh_rate;
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uint8_t palette[256][4]; /* internal DAC palette in RGBA format */
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// Framebuffer parameters
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uint8_t* fb_ptr;
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int fb_pitch;
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std::function<void(uint8_t *dst_buf, int dst_pitch)> convert_fb_cb;
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private:
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SDL_Window *display_wnd;
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SDL_Renderer *renderer;
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SDL_Texture *disp_texture;
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};
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#endif // VIDEO_CTRL_H
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