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annotate render.h @ 478:2e4a4188cfb0

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Fix DMA fill so that it does not cause observable changes to the FIFO. Get DMA copy mostly correct from an observable ffect perspective. DMA copy probably does not reflect internal implementation still given that evidence seems to suggest no FIFO usage at all.
author Mike Pavone <pavone@retrodev.com>
date Tue, 17 Sep 2013 00:11:45 -0700
parents 140af5509ce7
children c08a4efeee7f
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #ifndef RENDER_H_
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7 #define RENDER_H_
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9 #include "vdp.h"
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10 #include "psg.h"
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11 #include "ym2612.h"
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12 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b);
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13 uint8_t render_depth();
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14 void render_init(int width, int height, char * title, uint32_t fps, uint8_t fullscreen);
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15 void render_context(vdp_context * context);
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16 void render_wait_quit(vdp_context * context);
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17 void render_wait_psg(psg_context * context);
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18 void render_wait_ym(ym2612_context * context);
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19 int wait_render_frame(vdp_context * context, int frame_limit);
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20 void render_fps(uint32_t fps);
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21 uint32_t render_audio_buffer();
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22 uint32_t render_sample_rate();
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23 void render_debug_mode(uint8_t mode);
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24 void render_debug_pal(uint8_t pal);
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25 void process_events();
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26 int render_joystick_num_buttons(int joystick);
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27 int render_joystick_num_hats(int joystick);
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28 int render_num_joysticks();
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30 //TODO: Throw an ifdef in here once there's more than one renderer
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31 #include <SDL.h>
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32 #define RENDERKEY_UP SDLK_UP
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33 #define RENDERKEY_DOWN SDLK_DOWN
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34 #define RENDERKEY_LEFT SDLK_LEFT
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35 #define RENDERKEY_RIGHT SDLK_RIGHT
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36 #define RENDERKEY_ESC SDLK_ESCAPE
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37 #define RENDER_DPAD_UP SDL_HAT_UP
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38 #define RENDER_DPAD_DOWN SDL_HAT_DOWN
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39 #define RENDER_DPAD_LEFT SDL_HAT_LEFT
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40 #define RENDER_DPAD_RIGHT SDL_HAT_RIGHT
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41
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42 #define MAX_JOYSTICKS 8
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44 #endif //RENDER_H_
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