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80 lines
1.6 KiB
C
80 lines
1.6 KiB
C
//
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// vi/controller.h: Video interface controller.
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//
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// CEN64: Cycle-Accurate Nintendo 64 Emulator.
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// Copyright (C) 2015, Tyler J. Stachecki.
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//
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// This file is subject to the terms and conditions defined in
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// 'LICENSE', which is part of this source code package.
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//
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#ifndef CEN64_VI_CONTROLLER_H
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#define CEN64_VI_CONTROLLER_H
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#include "common.h"
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#include "gl_common.h"
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#include "gl_context.h"
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#include "gl_display.h"
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#include "gl_screen.h"
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#include "gl_window.h"
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#include "timer.h"
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enum vi_register {
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#define X(reg) reg,
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#include "vi/registers.md"
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#undef X
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NUM_VI_REGISTERS
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};
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#ifdef DEBUG_MMIO_REGISTER_ACCESS
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extern const char *vi_register_mnemonics[NUM_VI_REGISTERS];
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#endif
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struct render_area {
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struct {
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unsigned start;
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unsigned end;
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} x;
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struct {
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unsigned start;
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unsigned end;
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} y;
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unsigned height;
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unsigned width;
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int hskip;
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};
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struct vi_controller {
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struct bus_controller *bus;
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uint32_t regs[NUM_VI_REGISTERS];
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uint32_t counter;
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// Client rendering structures.
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cen64_gl_display display;
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cen64_gl_screen screen;
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cen64_gl_window window;
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cen64_gl_context context;
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struct render_area render_area;
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float viuv[8];
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float quad[8];
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cen64_time last_update_time;
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unsigned intr_counter;
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unsigned frame_count;
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unsigned field;
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};
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cen64_cold int vi_init(struct vi_controller *vi, struct bus_controller *bus,
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bool no_interface);
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cen64_flatten cen64_hot void vi_cycle(struct vi_controller *vi);
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cen64_cold int read_vi_regs(void *opaque, uint32_t address, uint32_t *word);
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cen64_cold int write_vi_regs(void *opaque, uint32_t address, uint32_t word, uint32_t dqm);
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#endif
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