feat(engine): add lighting maps

1 files changed, 57 insertions, 1 deletions

diff --git a/engine/src/texture.rs b/engine/src/texture.rs
index f32bc0a..f644b58 100644
--- a/engine/src/texture.rs
+++ b/engine/src/texture.rs
@@ -1,8 +1,9 @@
 use std::path::Path;
 
 use image::io::Reader as ImageReader;
-use image::{DynamicImage, ImageError};
+use image::{DynamicImage, EncodableLayout, ImageError, Rgb, RgbImage};
 
+use crate::color::Color;
 use crate::opengl::texture::{PixelDataFormat, Texture as InnerTexture};
 use crate::vector::Vec2;
 
@@ -67,6 +68,39 @@ impl Texture
         Ok(me)
     }
 
+    #[must_use]
+    pub fn new_from_color(dimensions: &Vec2<u32>, color: &Color<u8>) -> Self
+    {
+        let image = RgbImage::from_pixel(
+            dimensions.x,
+            dimensions.y,
+            Rgb([color.red, color.green, color.blue]),
+        );
+
+        let inner = InnerTexture::new();
+
+        inner.bind(|texture_curr_bound| {
+            InnerTexture::generate(
+                &texture_curr_bound,
+                dimensions,
+                image.as_bytes(),
+                PixelDataFormat::Rgb,
+            );
+        });
+
+        let me = Self {
+            inner,
+            pixel_data_format: PixelDataFormat::Rgb,
+            dimensions: dimensions.clone(),
+        };
+
+        me.set_wrap(Wrapping::Repeat);
+        me.set_magnifying_filter(Filtering::Linear);
+        me.set_minifying_filter(Filtering::Nearest);
+
+        me
+    }
+
     pub fn set_wrap(&self, wrapping: Wrapping)
     {
         self.inner.bind(|texture_curr_bound| {
@@ -126,3 +160,25 @@ pub enum Error
     #[error("Unsupported image data kind")]
     UnsupportedImageDataKind,
 }
+
+/// Texture ID.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+pub struct Id
+{
+    id: u32,
+}
+
+impl Id
+{
+    /// Returns a new texture ID.
+    #[must_use]
+    pub fn new(id: u32) -> Self
+    {
+        Self { id }
+    }
+
+    pub(crate) fn into_inner(self) -> u32
+    {
+        self.id
+    }
+}