More spirv compile shit

shaders/compile.bat

@@ -0,0 +1,2 @@
+for %%i in (*.frag) do glslangValidator -V %%i -o %%i.spv
+for %%i in (*.vert) do glslangValidator -V %%i -o %%i.spv

shaders/compile.ps1

@@ -1,4 +1,33 @@
-glslangValidator -V line.frag -o line_frag.spv
-glslangValidator -V line.vert -o line_vert.spv
-glslangValidator -V triangle.frag -o triangle_frag.spv
-glslangValidator -V triangle.vert -o triangle_vert.spv
+$compileHashFile = "compilehashes.xml"
+
+if (Get-ChildItem -File $compileHashFile -ErrorAction SilentlyContinue) {
+    $hashes = Import-Clixml $compileHashFile
+} else {
+    $hashes = @{}
+}
+
+function CompileShader($fileName) {
+    $spvFileName = "$fileName.spv"
+    $newHash = Get-FileHash -Path $fileName -Algorithm SHA1
+
+    $spvExists = $false
+    if (Get-ChildItem -File $spvFileName -ErrorAction SilentlyContinue) {
+        $spvExists = $true
+    }
+    
+    if ($spvExists -and $hashes.ContainsKey($fileName) -and $hashes[$fileName] -eq $newHash.Hash) {
+        Write-Output "Skipping $fileName"
+    } else {
+        glslangValidator -V $fileName -o $spvFileName
+        $hashes.$fileName = $newHash.Hash
+    }
+}
+
+Get-ChildItem -Filter *.vert | ForEach-Object {
+    CompileShader $_.Name
+}
+Get-ChildItem -Filter *.frag | ForEach-Object {
+    CompileShader $_.Name
+}
+
+Export-Clixml -Path $compileHashFile -InputObject $hashes

shaders/triangle.frag

@@ -40,5 +40,4 @@ void main() {
     vec3 specular_color = specular_value * specular_strength * light_color;
 
     out_color = vec4(ambient_color + diffuse_color + specular_color, 1.0) * texture(diffuse_tex, tex_coords);
-    // out_color = vec4(1, 0, 0, 1);
 }

src/vulkan/pipelines.rs

@@ -1,6 +1,6 @@
-use std::sync::Arc;
+use std::{convert::TryInto, io::{Read, Write}, sync::Arc};
 
-use vulkano::{command_buffer::AutoCommandBufferBuilder, descriptor::descriptor_set::PersistentDescriptorSet};
+use vulkano::{command_buffer::AutoCommandBufferBuilder, descriptor::{descriptor::ShaderStages, descriptor_set::PersistentDescriptorSet}};
 use vulkano::command_buffer::DynamicState;
 use vulkano::device::Device;
 use vulkano::framebuffer::RenderPassAbstract;
@@ -52,20 +52,45 @@ impl DefaultShader {
     fn create_pipeline(device: Arc<Device>, render_pass: RP) -> GP {
         let sub_pass = Subpass::from(render_pass.clone(), 0).unwrap();
         let vertex_shader = vs::Shader::load(device.clone()).unwrap();
-        let fragment_shader = fs::Shader::load(device.clone()).unwrap();
-    
-        Arc::new(GraphicsPipeline::start()
-            .vertex_input_single_buffer::<Vertex>()
-            .vertex_shader(vertex_shader.main_entry_point(), ())
-            .triangle_list()
-            .viewports_dynamic_scissors_irrelevant(1)
-            .depth_stencil_simple_depth()
-            .fragment_shader(fragment_shader.main_entry_point(), ())
-            .blend_alpha_blending()
-            .cull_mode_back()
-            .render_pass(sub_pass.clone())
-            .build(device.clone())
-            .unwrap())
+
+        #[cfg(debug_assertions)]
+        {
+            println!("Compiling shaders...");
+            let output = std::process::Command::new("cmd.exe")
+                .arg("/c")
+                .arg("compile.bat")
+                .current_dir("shaders")
+                .output().unwrap();
+                std::io::stdout().write_all(&output.stdout).unwrap();
+        }
+
+        unsafe {
+            let mut fs_file = std::fs::File::open("shaders/triangle.frag.spv").unwrap();
+            let mut fs_buf = vec![];
+            fs_file.read_to_end(&mut fs_buf).unwrap();
+            let fs_words: Vec<u32> = fs_buf.chunks_exact(4).map(|c| u32::from_ne_bytes(c.try_into().unwrap())).collect();
+            let fs_module = vulkano::pipeline::shader::ShaderModule::from_words(device.clone(), &fs_words).unwrap();
+            let fs_layout = fs::Layout(ShaderStages {
+                fragment: true,
+                ..ShaderStages::none()
+            });
+            static FS_NAME: [u8; 5usize] = [109u8, 97u8, 105u8, 110u8, 0];
+            let fs_name_c = std::ffi::CStr::from_ptr(FS_NAME.as_ptr() as *const _);
+            let fs_entry = fs_module.graphics_entry_point(fs_name_c, fs::MainInput, fs::MainOutput, fs_layout, vulkano::pipeline::shader::GraphicsShaderType::Fragment);
+        
+            Arc::new(GraphicsPipeline::start()
+                .vertex_input_single_buffer::<Vertex>()
+                .vertex_shader(vertex_shader.main_entry_point(), ())
+                .triangle_list()
+                .viewports_dynamic_scissors_irrelevant(1)
+                .depth_stencil_simple_depth()
+                .fragment_shader(fs_entry, ())
+                .blend_alpha_blending()
+                .cull_mode_back()
+                .render_pass(sub_pass.clone())
+                .build(device.clone())
+                .unwrap())
+        }
     }
 }