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