Adding modding folder with a hacked build.

2026-09-26 08:53:08 +02:00
parent cdb960dc71
commit c91080aba7
755 changed files with 50424 additions and 0 deletions
@@ -0,0 +1,88 @@
+package render
+
+import (
+	"unsafe"
+
+	"github.com/inkyblackness/hacked/ui/opengl"
+)
+
+// TextureRenderer is a renderer within which something can be rendered onto a texture.
+// This texture can then be used to be displayed.
+type TextureRenderer struct {
+	gl opengl.OpenGL
+
+	framebuffer uint32
+	texture     uint32
+
+	width  int32
+	height int32
+}
+
+// NewTextureRenderer returns a new instance.
+func NewTextureRenderer(gl opengl.OpenGL) *TextureRenderer {
+	renderer := &TextureRenderer{
+		gl: gl,
+
+		framebuffer: gl.GenFramebuffers(1)[0],
+		texture:     gl.GenTextures(1)[0],
+
+		width:  200,
+		height: 200,
+	}
+
+	gl.BindTexture(opengl.TEXTURE_2D, renderer.texture)
+	gl.TexParameteri(opengl.TEXTURE_2D, opengl.TEXTURE_MAG_FILTER, opengl.NEAREST)
+	gl.TexParameteri(opengl.TEXTURE_2D, opengl.TEXTURE_MIN_FILTER, opengl.NEAREST)
+	offset := unsafe.Pointer(uintptr(0)) // nolint: govet
+	gl.TexImage2D(opengl.TEXTURE_2D, 0, opengl.RGBA, renderer.width, renderer.height, 0, opengl.RGBA, opengl.UNSIGNED_BYTE, offset)
+	// gl.GenerateMipmap(opengl.TEXTURE_2D)
+	gl.BindTexture(opengl.TEXTURE_2D, 0)
+
+	renderer.onFramebuffer(func() {
+		gl.BindTexture(opengl.TEXTURE_2D, renderer.texture)
+		gl.FramebufferTexture(opengl.FRAMEBUFFER, opengl.COLOR_ATTACHMENT0, renderer.texture, 0)
+		gl.DrawBuffers([]uint32{opengl.COLOR_ATTACHMENT0})
+		gl.BindTexture(opengl.TEXTURE_2D, 0)
+
+		// result := gl.CheckFramebufferStatus(opengl.FRAMEBUFFER)
+		// fmt.Printf("status: 0x%04X\n", result)
+		// result == FRAMEBUFFER_COMPLETE == 0x8CD5
+	})
+	return renderer
+}
+
+// Dispose cleans up resources.
+func (renderer *TextureRenderer) Dispose() {
+	gl := renderer.gl
+	gl.DeleteFramebuffers([]uint32{renderer.framebuffer})
+	gl.DeleteTextures([]uint32{renderer.texture})
+}
+
+// Handle returns the texture handle.
+func (renderer *TextureRenderer) Handle() uint32 {
+	return renderer.texture
+}
+
+// Size returns the dimensions of the texture, in pixels.
+func (renderer *TextureRenderer) Size() (width, height float32) {
+	return float32(renderer.width), float32(renderer.height)
+}
+
+// Render calls the nested function. All drawing commands within this function will end up in the texture.
+func (renderer *TextureRenderer) Render(nested func()) {
+	gl := renderer.gl
+	renderer.onFramebuffer(func() {
+		gl.Viewport(0, 0, renderer.width, renderer.height)
+		gl.ClearColor(0.0, 0.0, 0.0, 0.0)
+		gl.Clear(opengl.COLOR_BUFFER_BIT | opengl.DEPTH_BUFFER_BIT)
+
+		nested()
+	})
+}
+
+func (renderer *TextureRenderer) onFramebuffer(nested func()) {
+	gl := renderer.gl
+	gl.BindFramebuffer(opengl.FRAMEBUFFER, renderer.framebuffer)
+	nested()
+	gl.BindFramebuffer(opengl.FRAMEBUFFER, 0)
+}