fix: create and draw ui even when running in gdb mode
This commit is contained in:
parent
422e0d00b8
commit
1dd7ec9588
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@ -2,6 +2,7 @@ const std = @import("std");
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const Header = @import("cartridge.zig").Header;
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const Scheduler = @import("Scheduler.zig");
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const Ui = @import("../platform.zig").Ui;
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const Allocator = std.mem.Allocator;
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@ -404,6 +405,16 @@ pub fn fastBoot(system: System) void {
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}
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}
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pub const Sync = struct {
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const Atomic = std.atomic.Value;
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should_quit: Atomic(bool) = Atomic(bool).init(false),
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pub fn init(self: *Sync) void {
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self.* = .{};
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}
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};
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pub const debug = struct {
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const Interface = @import("gdbstub").Emulator;
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const Server = @import("gdbstub").Server;
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@ -457,6 +468,8 @@ pub const debug = struct {
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system: System,
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scheduler: *Scheduler,
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tick: u64 = 0,
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pub fn init(system: System, scheduler: *Scheduler) @This() {
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return .{ .system = system, .scheduler = scheduler };
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}
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@ -516,12 +529,20 @@ pub const debug = struct {
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inline else => |halt| {
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if (!dma9.step(system.arm946es) and comptime halt != .arm9) {
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system.arm946es.step();
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system.arm946es.step();
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switch (proc) {
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.nds9 => did_step = true,
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.nds7 => system.arm946es.step(),
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}
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}
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if (!dma7.step(system.arm7tdmi) and comptime halt != .arm7) {
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system.arm7tdmi.step();
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did_step = true;
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if (proc == .nds7 or self.tick % 2 == 0) system.arm7tdmi.step();
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if (proc == .nds7) {
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did_step = true;
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self.tick += 1;
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}
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}
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},
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}
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@ -535,8 +556,8 @@ pub const debug = struct {
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};
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}
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pub fn run(allocator: Allocator, system: System, scheduler: *Scheduler, should_quit: *AtomicBool) !void {
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var wrapper = Wrapper(.nds7).init(system, scheduler);
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pub fn run(allocator: Allocator, ui: *Ui, scheduler: *Scheduler, system: System, sync: *Sync) !void {
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var wrapper = Wrapper(.nds9).init(system, scheduler);
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var emu_interface = wrapper.interface(allocator);
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defer emu_interface.deinit();
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@ -544,7 +565,9 @@ pub const debug = struct {
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var server = try Server.init(emu_interface, .{ .target = nds7.target, .memory_map = nds7.memory_map });
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defer server.deinit(allocator);
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const thread = try std.Thread.spawn(.{}, Server.run, .{ &server, allocator, should_quit });
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const thread = try std.Thread.spawn(.{}, Server.run, .{ &server, allocator, &sync.should_quit });
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defer thread.join();
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try ui.debug_run(scheduler, system, sync);
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}
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};
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@ -71,7 +71,7 @@ fn _read(self: *@This(), comptime T: type, comptime mode: Mode, address: u32) T
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}
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return switch (aligned_addr) {
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0x0000_0000...0x01FF_FFFF => self.bios.read(T, address),
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0x0000_0000...0x01FF_FFFF => self.bios.read(T, aligned_addr),
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0x0200_0000...0x02FF_FFFF => std.mem.readInt(T, self.main[aligned_addr & 0x003F_FFFF ..][0..byte_count], .little),
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0x0300_0000...0x037F_FFFF => switch (self.io.shr.wramcnt.mode.read()) {
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0b00 => std.mem.readInt(T, self.wram[aligned_addr & 0x0000_FFFF ..][0..byte_count], .little),
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@ -105,7 +105,7 @@ fn _write(self: *@This(), comptime T: type, comptime mode: Mode, address: u32, v
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}
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switch (aligned_addr) {
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0x0000_0000...0x01FF_FFFF => self.bios.write(T, address, value),
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0x0000_0000...0x01FF_FFFF => self.bios.write(T, aligned_addr, value),
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0x0200_0000...0x02FF_FFFF => std.mem.writeInt(T, self.main[aligned_addr & 0x003F_FFFF ..][0..byte_count], value, .little),
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0x0300_0000...0x037F_FFFF => switch (self.io.shr.wramcnt.mode.read()) {
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0b00 => std.mem.writeInt(T, self.wram[aligned_addr & 0x0000_FFFF ..][0..byte_count], value, .little),
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@ -81,7 +81,7 @@ fn _read(self: *@This(), comptime T: type, comptime mode: Mode, address: u32) T
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0x0500_0000...0x05FF_FFFF => std.mem.readInt(T, self.makeshift_palram[aligned_addr & (2 * KiB - 1) ..][0..@sizeOf(T)], .little),
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0x0600_0000...0x06FF_FFFF => self.ppu.vram.read(T, .nds9, aligned_addr),
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0x0700_0000...0x07FF_FFFF => std.mem.readInt(T, self.ppu.oam.buf[aligned_addr & (2 * KiB - 1) ..][0..byte_count], .little),
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0xFFFF_0000...0xFFFF_FFFF => self.bios.read(T, address),
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0xFFFF_0000...0xFFFF_FFFF => self.bios.read(T, aligned_addr),
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else => warn("unexpected: read(T: {}, addr: 0x{X:0>8}) {} ", .{ T, address, T }),
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};
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}
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@ -111,7 +111,7 @@ fn _write(self: *@This(), comptime T: type, comptime mode: Mode, address: u32, v
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0x0500_0000...0x05FF_FFFF => std.mem.writeInt(T, self.makeshift_palram[aligned_addr & (2 * KiB - 1) ..][0..@sizeOf(T)], value, .little),
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0x0600_0000...0x06FF_FFFF => self.ppu.vram.write(T, .nds9, aligned_addr, value),
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0x0700_0000...0x07FF_FFFF => std.mem.writeInt(T, self.ppu.oam.buf[aligned_addr & (2 * KiB - 1) ..][0..@sizeOf(T)], value, .little),
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0xFFFF_0000...0xFFFF_FFFF => self.bios.write(T, address, value),
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0xFFFF_0000...0xFFFF_FFFF => self.bios.write(T, aligned_addr, value),
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else => log.warn("unexpected: write(T: {}, addr: 0x{X:0>8}, value: 0x{X:0>8})", .{ T, address, value }),
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}
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}
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21
src/main.zig
21
src/main.zig
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@ -6,6 +6,7 @@ const emu = @import("core/emu.zig");
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const Ui = @import("platform.zig").Ui;
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const SharedCtx = @import("core/emu.zig").SharedCtx;
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const System = @import("core/emu.zig").System;
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const Sync = @import("core/emu.zig").Sync;
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const Scheduler = @import("core/Scheduler.zig");
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const Allocator = std.mem.Allocator;
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@ -68,16 +69,20 @@ pub fn main() !void {
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emu.fastBoot(system);
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var ui = try Ui.init(allocator);
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defer ui.deinit(allocator);
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ui.setTitle(rom_title);
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const sync = try allocator.create(Sync);
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defer allocator.destroy(sync);
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sync.init();
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if (result.args.gdb == 0) {
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var ui = try Ui.init(allocator);
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defer ui.deinit(allocator);
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ui.setTitle(rom_title);
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try ui.run(&scheduler, system);
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try ui.run(&scheduler, system, sync);
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} else {
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var should_quit: std.atomic.Value(bool) = std.atomic.Value(bool).init(false);
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try emu.debug.run(allocator, system, &scheduler, &should_quit);
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try emu.debug.run(allocator, &ui, &scheduler, system, sync);
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}
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}
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270
src/platform.zig
270
src/platform.zig
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@ -8,9 +8,11 @@ const imgui = @import("ui/imgui.zig");
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const emu = @import("core/emu.zig");
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const System = @import("core/emu.zig").System;
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const Sync = @import("core/emu.zig").Sync;
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const KeyInput = @import("core/io.zig").KeyInput;
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const ExtKeyIn = @import("core/io.zig").ExtKeyIn;
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const Scheduler = @import("core/Scheduler.zig");
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const FrameBuffer = @import("core/ppu.zig").FrameBuffer;
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const Allocator = std.mem.Allocator;
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@ -86,133 +88,161 @@ pub const Ui = struct {
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return SDL.SDL_GL_GetProcAddress(proc.ptr);
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}
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pub fn run(self: *Self, scheduler: *Scheduler, system: System) !void {
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// TODO: Sort this out please
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pub fn setTitle(self: *@This(), title: [12]u8) void {
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self.state.title = title ++ [_:0]u8{};
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}
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const vao_id = opengl_impl.vao();
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defer gl.deleteVertexArrays(1, &[_]GLuint{vao_id});
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const top_tex = opengl_impl.screenTex(system.bus9.ppu.fb.top(.front));
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const btm_tex = opengl_impl.screenTex(system.bus9.ppu.fb.btm(.front));
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const top_out_tex = opengl_impl.outTex();
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const btm_out_tex = opengl_impl.outTex();
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defer gl.deleteTextures(4, &[_]GLuint{ top_tex, top_out_tex, btm_tex, btm_out_tex });
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const top_fbo = try opengl_impl.frameBuffer(top_out_tex);
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const btm_fbo = try opengl_impl.frameBuffer(btm_out_tex);
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defer gl.deleteFramebuffers(2, &[_]GLuint{ top_fbo, btm_fbo });
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const prog_id = try opengl_impl.program();
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defer gl.deleteProgram(prog_id);
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pub fn run(self: *Self, scheduler: *Scheduler, system: System, sync: *Sync) !void {
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const id = try opengl_impl.runInit(&system.bus9.ppu.fb);
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defer id.deinit();
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var event: SDL.SDL_Event = undefined;
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emu_loop: while (true) {
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emu.runFrame(scheduler, system);
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while (!sync.should_quit.load(.Monotonic)) {
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emu.runFrame(scheduler, system); // TODO: run emu in separate thread
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while (SDL.SDL_PollEvent(&event) != 0) {
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_ = zgui.backend.processEvent(&event);
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switch (event.type) {
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SDL.SDL_QUIT => break :emu_loop,
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SDL.SDL_WINDOWEVENT => {
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if (event.window.event == SDL.SDL_WINDOWEVENT_RESIZED) {
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std.log.debug("window resized to: {}x{}", .{ event.window.data1, event.window.data2 });
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self.state.dim.width = @intCast(event.window.data1);
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self.state.dim.height = @intCast(event.window.data2);
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}
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},
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SDL.SDL_KEYDOWN => {
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// TODO: Make use of compare_and_xor?
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const key_code = event.key.keysym.sym;
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var keyinput: KeyInput = .{ .raw = 0x0000 };
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var extkeyin: ExtKeyIn = .{ .raw = 0x0000 };
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switch (key_code) {
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SDL.SDLK_UP => keyinput.up.set(),
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SDL.SDLK_DOWN => keyinput.down.set(),
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SDL.SDLK_LEFT => keyinput.left.set(),
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SDL.SDLK_RIGHT => keyinput.right.set(),
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SDL.SDLK_c => keyinput.a.set(),
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SDL.SDLK_x => keyinput.b.set(),
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SDL.SDLK_d => extkeyin.x.set(),
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SDL.SDLK_s => extkeyin.y.set(),
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SDL.SDLK_a => keyinput.shoulder_l.set(),
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SDL.SDLK_f => keyinput.shoulder_r.set(),
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SDL.SDLK_RETURN => keyinput.start.set(),
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SDL.SDLK_RSHIFT => keyinput.select.set(),
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else => {},
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}
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const input = (@as(u32, extkeyin.raw) << 16) | keyinput.raw;
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system.bus9.io.shr.input.set(.And, ~input);
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},
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SDL.SDL_KEYUP => {
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// TODO: Make use of compare_and_xor?
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const key_code = event.key.keysym.sym;
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var keyinput: KeyInput = .{ .raw = 0x0000 };
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var extkeyin: ExtKeyIn = .{ .raw = 0x0000 };
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switch (key_code) {
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SDL.SDLK_UP => keyinput.up.set(),
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SDL.SDLK_DOWN => keyinput.down.set(),
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SDL.SDLK_LEFT => keyinput.left.set(),
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SDL.SDLK_RIGHT => keyinput.right.set(),
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SDL.SDLK_c => keyinput.a.set(),
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SDL.SDLK_x => keyinput.b.set(),
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SDL.SDLK_d => extkeyin.x.set(),
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SDL.SDLK_s => extkeyin.y.set(),
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SDL.SDLK_a => keyinput.shoulder_l.set(),
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SDL.SDLK_f => keyinput.shoulder_r.set(),
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SDL.SDLK_RETURN => keyinput.start.set(),
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SDL.SDLK_RSHIFT => keyinput.select.set(),
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else => {},
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}
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const input = (@as(u32, extkeyin.raw) << 16) | keyinput.raw;
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system.bus9.io.shr.input.set(.Or, input);
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},
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else => {},
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}
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handleInput(&event, system, &self.state, sync);
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}
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{
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gl.bindFramebuffer(gl.FRAMEBUFFER, top_fbo);
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gl.bindFramebuffer(gl.FRAMEBUFFER, id.top_fbo);
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defer gl.bindFramebuffer(gl.FRAMEBUFFER, 0);
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gl.viewport(0, 0, nds_width, nds_height);
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opengl_impl.drawScreen(top_tex, prog_id, vao_id, system.bus9.ppu.fb.top(.front));
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opengl_impl.drawScreen(id.top_tex, id.prog_id, id.vao_id, system.bus9.ppu.fb.top(.front));
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}
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{
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gl.bindFramebuffer(gl.FRAMEBUFFER, btm_fbo);
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gl.bindFramebuffer(gl.FRAMEBUFFER, id.btm_fbo);
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defer gl.bindFramebuffer(gl.FRAMEBUFFER, 0);
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gl.viewport(0, 0, nds_width, nds_height);
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opengl_impl.drawScreen(btm_tex, prog_id, vao_id, system.bus9.ppu.fb.btm(.front));
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opengl_impl.drawScreen(id.btm_tex, id.prog_id, id.vao_id, system.bus9.ppu.fb.btm(.front));
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}
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const zgui_redraw = imgui.draw(&self.state, top_out_tex, btm_out_tex, system);
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imgui.draw(&self.state, id.top_out_tex, id.btm_out_tex, system);
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if (zgui_redraw) {
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// Background Colour
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const size = zgui.io.getDisplaySize();
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gl.viewport(0, 0, @intFromFloat(size[0]), @intFromFloat(size[1]));
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gl.clearColor(0, 0, 0, 1.0);
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gl.clear(gl.COLOR_BUFFER_BIT);
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zgui.backend.draw();
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}
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// Background Colour
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const size = zgui.io.getDisplaySize();
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gl.viewport(0, 0, @intFromFloat(size[0]), @intFromFloat(size[1]));
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gl.clearColor(0, 0, 0, 1.0);
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gl.clear(gl.COLOR_BUFFER_BIT);
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zgui.backend.draw();
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SDL.SDL_GL_SwapWindow(self.window);
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}
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}
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pub fn setTitle(self: *@This(), title: [12]u8) void {
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self.state.title = title ++ [_:0]u8{};
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pub fn debug_run(self: *Self, _: *Scheduler, system: System, sync: *Sync) !void {
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const id = try opengl_impl.runInit(&system.bus9.ppu.fb);
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defer id.deinit();
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var event: SDL.SDL_Event = undefined;
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while (!sync.should_quit.load(.Monotonic)) {
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while (SDL.SDL_PollEvent(&event) != 0) {
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_ = zgui.backend.processEvent(&event);
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handleInput(&event, system, &self.state, sync);
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}
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{
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gl.bindFramebuffer(gl.FRAMEBUFFER, id.top_fbo);
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defer gl.bindFramebuffer(gl.FRAMEBUFFER, 0);
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gl.viewport(0, 0, nds_width, nds_height);
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opengl_impl.drawScreen(id.top_tex, id.prog_id, id.vao_id, system.bus9.ppu.fb.top(.front));
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}
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{
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gl.bindFramebuffer(gl.FRAMEBUFFER, id.btm_fbo);
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defer gl.bindFramebuffer(gl.FRAMEBUFFER, 0);
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gl.viewport(0, 0, nds_width, nds_height);
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opengl_impl.drawScreen(id.btm_tex, id.prog_id, id.vao_id, system.bus9.ppu.fb.btm(.front));
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}
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imgui.draw(&self.state, id.top_out_tex, id.btm_out_tex, system);
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// Background Colour
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const size = zgui.io.getDisplaySize();
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gl.viewport(0, 0, @intFromFloat(size[0]), @intFromFloat(size[1]));
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gl.clearColor(0, 0, 0, 1.0);
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gl.clear(gl.COLOR_BUFFER_BIT);
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zgui.backend.draw();
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SDL.SDL_GL_SwapWindow(self.window);
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}
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}
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fn handleInput(event: *SDL.SDL_Event, system: System, state: *imgui.State, sync: *Sync) void {
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switch (event.type) {
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SDL.SDL_QUIT => sync.should_quit.store(true, .Monotonic),
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SDL.SDL_WINDOWEVENT => {
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if (event.window.event == SDL.SDL_WINDOWEVENT_RESIZED) {
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std.log.debug("window resized to: {}x{}", .{ event.window.data1, event.window.data2 });
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state.dim.width = @intCast(event.window.data1);
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state.dim.height = @intCast(event.window.data2);
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zgui.io.setDisplaySize(@floatFromInt(event.window.data1), @floatFromInt(event.window.data2));
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}
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},
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SDL.SDL_KEYDOWN => {
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// TODO: Make use of compare_and_xor?
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const key_code = event.key.keysym.sym;
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var keyinput: KeyInput = .{ .raw = 0x0000 };
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var extkeyin: ExtKeyIn = .{ .raw = 0x0000 };
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switch (key_code) {
|
||||
SDL.SDLK_UP => keyinput.up.set(),
|
||||
SDL.SDLK_DOWN => keyinput.down.set(),
|
||||
SDL.SDLK_LEFT => keyinput.left.set(),
|
||||
SDL.SDLK_RIGHT => keyinput.right.set(),
|
||||
SDL.SDLK_c => keyinput.a.set(),
|
||||
SDL.SDLK_x => keyinput.b.set(),
|
||||
SDL.SDLK_d => extkeyin.x.set(),
|
||||
SDL.SDLK_s => extkeyin.y.set(),
|
||||
SDL.SDLK_a => keyinput.shoulder_l.set(),
|
||||
SDL.SDLK_f => keyinput.shoulder_r.set(),
|
||||
SDL.SDLK_RETURN => keyinput.start.set(),
|
||||
SDL.SDLK_RSHIFT => keyinput.select.set(),
|
||||
else => {},
|
||||
}
|
||||
|
||||
const input = (@as(u32, extkeyin.raw) << 16) | keyinput.raw;
|
||||
system.bus9.io.shr.input.set(.And, ~input);
|
||||
},
|
||||
SDL.SDL_KEYUP => {
|
||||
// TODO: Make use of compare_and_xor?
|
||||
const key_code = event.key.keysym.sym;
|
||||
|
||||
var keyinput: KeyInput = .{ .raw = 0x0000 };
|
||||
var extkeyin: ExtKeyIn = .{ .raw = 0x0000 };
|
||||
|
||||
switch (key_code) {
|
||||
SDL.SDLK_UP => keyinput.up.set(),
|
||||
SDL.SDLK_DOWN => keyinput.down.set(),
|
||||
SDL.SDLK_LEFT => keyinput.left.set(),
|
||||
SDL.SDLK_RIGHT => keyinput.right.set(),
|
||||
SDL.SDLK_c => keyinput.a.set(),
|
||||
SDL.SDLK_x => keyinput.b.set(),
|
||||
SDL.SDLK_d => extkeyin.x.set(),
|
||||
SDL.SDLK_s => extkeyin.y.set(),
|
||||
SDL.SDLK_a => keyinput.shoulder_l.set(),
|
||||
SDL.SDLK_f => keyinput.shoulder_r.set(),
|
||||
SDL.SDLK_RETURN => keyinput.start.set(),
|
||||
SDL.SDLK_RSHIFT => keyinput.select.set(),
|
||||
else => {},
|
||||
}
|
||||
|
||||
const input = (@as(u32, extkeyin.raw) << 16) | keyinput.raw;
|
||||
system.bus9.io.shr.input.set(.Or, input);
|
||||
},
|
||||
else => {},
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
|
|
@ -222,6 +252,46 @@ fn panic() noreturn {
|
|||
}
|
||||
|
||||
const opengl_impl = struct {
|
||||
const Ids = struct {
|
||||
vao_id: GLuint,
|
||||
|
||||
top_tex: GLuint,
|
||||
btm_tex: GLuint,
|
||||
top_out_tex: GLuint,
|
||||
btm_out_tex: GLuint,
|
||||
|
||||
top_fbo: GLuint,
|
||||
btm_fbo: GLuint,
|
||||
|
||||
prog_id: GLuint,
|
||||
|
||||
fn deinit(self: Ids) void {
|
||||
gl.deleteProgram(self.prog_id);
|
||||
gl.deleteFramebuffers(2, &[_]GLuint{ self.top_fbo, self.btm_fbo });
|
||||
gl.deleteTextures(4, &[_]GLuint{ self.top_tex, self.top_out_tex, self.btm_tex, self.btm_out_tex });
|
||||
gl.deleteVertexArrays(1, &[_]GLuint{self.vao_id});
|
||||
}
|
||||
};
|
||||
|
||||
fn runInit(fb: *const FrameBuffer) !Ids {
|
||||
const top_out_tex = opengl_impl.outTex();
|
||||
const btm_out_tex = opengl_impl.outTex();
|
||||
|
||||
return .{
|
||||
.vao_id = opengl_impl.vao(),
|
||||
|
||||
.top_tex = opengl_impl.screenTex(fb.top(.front)),
|
||||
.btm_tex = opengl_impl.screenTex(fb.btm(.front)),
|
||||
.top_out_tex = top_out_tex,
|
||||
.btm_out_tex = btm_out_tex,
|
||||
|
||||
.top_fbo = try opengl_impl.frameBuffer(top_out_tex),
|
||||
.btm_fbo = try opengl_impl.frameBuffer(btm_out_tex),
|
||||
|
||||
.prog_id = try opengl_impl.program(),
|
||||
};
|
||||
}
|
||||
|
||||
fn drawScreen(tex_id: GLuint, prog_id: GLuint, vao_id: GLuint, buf: []const u8) void {
|
||||
gl.bindTexture(gl.TEXTURE_2D, tex_id);
|
||||
defer gl.bindTexture(gl.TEXTURE_2D, 0);
|
||||
|
|
|
|||
|
|
@ -18,7 +18,7 @@ pub const State = struct {
|
|||
dim: Dimensions = .{ .width = 1600, .height = 900 },
|
||||
};
|
||||
|
||||
pub fn draw(state: *const State, top_tex: GLuint, btm_tex: GLuint, system: System) bool {
|
||||
pub fn draw(state: *const State, top_tex: GLuint, btm_tex: GLuint, system: System) void {
|
||||
_ = system;
|
||||
|
||||
zgui.backend.newFrame(@floatFromInt(state.dim.width), @floatFromInt(state.dim.height));
|
||||
|
|
@ -36,6 +36,4 @@ pub fn draw(state: *const State, top_tex: GLuint, btm_tex: GLuint, system: Syste
|
|||
zgui.image(@ptrFromInt(top_tex), .{ .w = w, .h = h });
|
||||
zgui.image(@ptrFromInt(btm_tex), .{ .w = w, .h = h });
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue