From 0c8d09effae046f78734de1c7c5e75c66023428c Mon Sep 17 00:00:00 2001
From: Asuro <asuro@posteo.de>
Date: Sat, 13 Mar 2021 20:44:38 +0100
Subject: [PATCH] meep maap

---
 Cargo.toml        |  5 +----
 src/vulkan/mod.rs | 21 +++++++++++----------
 2 files changed, 12 insertions(+), 14 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index a654d27..27e0416 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,4 @@ mgf = "1.4.0"
 
 [[bin]]
 name = "converter"
-path = "build/converter/src/main.rs"
-
-[profile.dev.package."*"]
-opt-level = 3
\ No newline at end of file
+path = "build/converter/src/main.rs"
\ No newline at end of file
diff --git a/src/vulkan/mod.rs b/src/vulkan/mod.rs
index 79e76f0..198f8b0 100644
--- a/src/vulkan/mod.rs
+++ b/src/vulkan/mod.rs
@@ -447,7 +447,7 @@ impl VulkanRenderer {
             device.clone(),
             dimensions,
             format,
-            MipmapsCount::Specific(13),
+            MipmapsCount::Log2,
             usage,
             layout,
             device.active_queue_families(),
@@ -456,7 +456,7 @@ impl VulkanRenderer {
         let init = SubImage::new(
             Arc::new(initializer),
             0,
-            13,
+            image_view.mipmap_levels(),
             0,
             1,
             ImageLayout::ShaderReadOnlyOptimal,
@@ -464,15 +464,16 @@ impl VulkanRenderer {
 
         let mut cbb = AutoCommandBufferBuilder::new(device.clone(), self.queue.family()).unwrap();
 
-        let mut offset: usize = 0;
+        let mut offset: usize = 128;
 
-        for i in 0..13 {
+        for i in 0..image_view.mipmap_levels() {
             let mip_size = dimensions.to_image_dimensions().mipmap_dimensions(i).unwrap().width_height_depth();
-            println!("Mip level {}, dimensions {:?}", i, mip_size);
 
-            // TODO: load sizes from DXT header instead
-            // 4 bits per pixel in DXT1 -> 1/2 byte
-            let mip_byte_size = ((mip_size[0] * mip_size[1]) / 2 + 8) as usize;
+            let block_bytes = 8;
+            let mip_byte_size = (
+                  (u32::max(4, mip_size[0]) / 4)
+                * (u32::max(4, mip_size[1]) / 4)
+                * block_bytes) as usize;
 
             let source = CpuAccessibleBuffer::from_iter(
                 device.clone(),
@@ -505,8 +506,8 @@ impl VulkanRenderer {
         future.flush().unwrap();
 
         let sampler = Sampler::new(device.clone(), Filter::Linear, Filter::Linear,
-            MipmapMode::Nearest, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
-            SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, 12 as f32).unwrap();
+            MipmapMode::Linear, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
+            SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, (image_view.mipmap_levels() - 1) as f32).unwrap();
 
         self.game_data.textures.push(Texture { image: image_view, sampler });
     }