From 55713fff8c60320c9d0e0cc8ee53ab4886ff1bfc Mon Sep 17 00:00:00 2001
From: InventorXtreme <inventorxtreme@gmail.com>
Date: Sat, 20 Apr 2024 02:42:15 -0400
Subject: [PATCH] erm

---
 bsptest.go | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 go.mod     | 13 +++++++++
 go.sum     |  8 ++++++
 3 files changed, 99 insertions(+)
 create mode 100644 bsptest.go
 create mode 100644 go.mod
 create mode 100644 go.sum

diff --git a/bsptest.go b/bsptest.go
new file mode 100644
index 0000000..9d8cd5d
--- /dev/null
+++ b/bsptest.go
@@ -0,0 +1,78 @@
+package main
+
+import (
+	"fmt"
+
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+const RENDERWIDTH = 1280
+const RENDERHEIGHT = 720
+
+const SCREENWIDTH = 1280
+const SCREENHEIGHT = 720
+
+const WIDTHSCALE float32 = RENDERWIDTH / float32(SCREENWIDTH)
+const HEIGHTSCALE float32 = RENDERHEIGHT / float32(SCREENHEIGHT)
+
+type bsp_node struct {
+	front *bsp_node
+	back  *bsp_node
+	wall  wall
+}
+
+type wall struct {
+	v1        rl.Vector2
+	v2        rl.Vector2
+	direction rl.Vector2
+}
+
+func (w wall) Draw() {
+	rl.DrawLineV(w.v1, w.v2, rl.White)
+	midpoint := rl.Vector2MoveTowards(w.v1, w.v2, rl.Vector2Distance(w.v1, w.v2)/2)
+	slopevec := rl.Vector2Subtract(w.v2, w.v1)
+	perpslope := rl.Vector2{X: slopevec.Y, Y: -slopevec.X}
+	perpslopeNormalized := rl.Vector2Normalize(perpslope)
+	rl.DrawLineV(midpoint, rl.Vector2Add(rl.Vector2Scale(perpslopeNormalized, 20), midpoint), rl.Red)
+}
+
+func main() {
+	fmt.Println("test")
+	rl.InitWindow(SCREENWIDTH, SCREENHEIGHT, "raylib [core] example - basic window")
+	rl.SetWindowState(rl.FlagWindowResizable)
+	defer rl.CloseWindow()
+
+	rl.SetTargetFPS(int32(rl.GetMonitorRefreshRate(0)))
+	a := rl.GetMonitorPosition(0)
+	mh := rl.GetMonitorHeight(0)
+	mw := rl.GetMonitorWidth(0)
+	rl.SetWindowPosition(int(a.X)+int(0.5*float32(mw))-(SCREENWIDTH/2), int(a.Y)+int(0.5*float32(mh))-(0.5*SCREENHEIGHT))
+
+	rendertexture := rl.LoadRenderTexture(RENDERWIDTH, RENDERHEIGHT)
+	rl.SetTextureFilter(rendertexture.Texture, rl.FilterTrilinear)
+	var frametime float32 = 0
+	walltest := wall{rl.Vector2{X: 50, Y: 50}, rl.Vector2{X: 100, Y: 100}, rl.Vector2{X: 50, Y: 50}}
+
+	for !rl.WindowShouldClose() {
+
+		frametime = rl.GetFrameTime()
+
+		//camera.Target = rl.Vector2{0, 0}
+		rl.BeginTextureMode(rendertexture)
+		rl.ClearBackground(rl.Black)
+		//rl.EndMode2D()
+		//draw Scaled UI (buttons wont work here)
+
+		rl.DrawText(fmt.Sprintf("%f", frametime), 0, 0, 22, rl.Black)
+
+		walltest.Draw()
+		rl.EndTextureMode()
+
+		rl.BeginDrawing()
+
+		rl.DrawTexturePro(rendertexture.Texture, rl.NewRectangle(0, 0, float32(rendertexture.Texture.Width), -float32(rendertexture.Texture.Height)), rl.NewRectangle(0, 0, float32(rl.GetScreenWidth()), float32(rl.GetScreenHeight())), rl.NewVector2(0, 0), 0, rl.White)
+
+		//Absoulte drawing
+		rl.EndDrawing()
+	}
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..8ca240a
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,13 @@
+module git.dummkopf.live/InventorX/bsptest
+
+go 1.22.2
+
+require (
+	github.com/gen2brain/raylib-go/raygui v0.0.0-20240418150228-9548fadb54e6
+	github.com/gen2brain/raylib-go/raylib v0.0.0-20240418150228-9548fadb54e6
+)
+
+require (
+	github.com/ebitengine/purego v0.6.0-alpha.1.0.20231122024802-192c5e846faa // indirect
+	golang.org/x/sys v0.14.0 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..339657b
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,8 @@
+github.com/ebitengine/purego v0.6.0-alpha.1.0.20231122024802-192c5e846faa h1:Ik7QikRgeH+bFOfAcMpttCbs6XxWXxCLXMm4awxtOXk=
+github.com/ebitengine/purego v0.6.0-alpha.1.0.20231122024802-192c5e846faa/go.mod h1:ah1In8AOtksoNK6yk5z1HTJeUkC1Ez4Wk2idgGslMwQ=
+github.com/gen2brain/raylib-go/raygui v0.0.0-20240418150228-9548fadb54e6 h1:50+kpfeZzxc1A2FralhIzPMJH9gprSm6+36EMlkbyMA=
+github.com/gen2brain/raylib-go/raygui v0.0.0-20240418150228-9548fadb54e6/go.mod h1:Ra1zgJP7vnGst+STvzPPiVJhjicklFWONCz5nu6MnOM=
+github.com/gen2brain/raylib-go/raylib v0.0.0-20240418150228-9548fadb54e6 h1:mNKFgLZIU0eEHKHjb7Uk9ZuSy65DdgmEf2xxum0Tof4=
+github.com/gen2brain/raylib-go/raylib v0.0.0-20240418150228-9548fadb54e6/go.mod h1:P/hDjVwz/9fhR0ww3+umzDpDA7Bf7Tce4xNChHIEFqE=
+golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
+golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=