gb-player/main.go

83 lines
1.8 KiB
Go

package main
import (
"fmt"
"log"
"runtime"
"gb-player/gb"
"github.com/AllenDang/cimgui-go/backend"
"github.com/AllenDang/cimgui-go/backend/sdlbackend"
"github.com/AllenDang/cimgui-go/imgui"
)
var currentBackend backend.Backend[sdlbackend.SDLWindowFlags]
func init() {
runtime.LockOSThread()
}
func showDebugWindow() {
imgui.Text(fmt.Sprintf("Framerate: %.1f FPS", imgui.CurrentIO().Framerate()))
}
func showROMWindow(cartridge *gb.Cartridge) {
imgui.Begin("ROM")
imgui.Text(fmt.Sprintf("Title: %s", cartridge.Title))
imgui.Text(fmt.Sprintf("Mapper: %s", cartridge.Mapper))
imgui.Text(fmt.Sprintf("Licensee: %s", cartridge.Licensee))
if cartridge.SGBSupport {
imgui.Text("Super Game Boy support?: Yes")
} else {
imgui.Text("Super Game Boy support?: No")
}
imgui.Text(fmt.Sprintf("ROM size: %d bytes", cartridge.ROMSize))
imgui.Text(fmt.Sprintf("RAM size: %s", cartridge.RAMSize))
imgui.Text(fmt.Sprintf("Publication: %s", cartridge.Destination))
imgui.Text(fmt.Sprintf("ROM version: %d", cartridge.Version))
imgui.End()
}
func showCPUWindow(cpu *gb.Cpu) {
imgui.Begin("CPU")
imgui.Text(fmt.Sprintf("PC: %d", cpu.PC))
imgui.End()
}
func main() {
currentBackend, err := backend.CreateBackend(sdlbackend.NewSDLBackend())
if err != nil {
log.Fatal(err)
}
currentBackend.SetBgColor(imgui.NewVec4(0.45, 0.55, 0.6, 1.0))
currentBackend.CreateWindow("GB Player", 1200, 900)
currentBackend.SetDropCallback(func(p []string) {
fmt.Printf("drop triggered: %v", p)
})
currentBackend.SetCloseCallback(func() {
fmt.Println("window is closing")
})
cartridge := gb.Insert("rom.gb")
cpu := gb.Reset()
currentBackend.Run(func() {
imgui.ClearSizeCallbackPool()
gb.Tick(&cpu)
showDebugWindow()
showROMWindow(&cartridge)
showCPUWindow(&cpu)
})
}