added texture. looks like copying the one from the compute output isn't going to totally work out of the box
parent
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commit
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#version 450
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layout(location = 0) in vec2 tex_coords;
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layout(location = 0) out vec4 f_color;
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layout(set = 0, binding = 0) uniform sampler2D tex;
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void main() {
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f_color = texture(tex, tex_coords);
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}
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@ -0,0 +1,7 @@
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#version 450
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layout(location = 0) in vec2 position;
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layout(location = 0) out vec2 tex_coords;
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void main() {
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gl_Position = vec4(position, 0.0, 1.0);
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tex_coords = position;
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}
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@ -0,0 +1,292 @@
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Skip to content
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Search or jump to…
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@MitchellHansen
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69
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1,789 192 vulkano-rs/vulkano
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Code Issues 171 Pull requests 15 Security Insights
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vulkano/examples/src/bin/image/main.rs
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@rukai rukai Fix warnings on nightly (#1213)
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fc6ac6f 15 days ago
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279 lines (232 sloc) 9.86 KB
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// Copyright (c) 2016 The vulkano developers
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// Licensed under the Apache License, Version 2.0
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// <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT
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// license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
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// at your option. All files in the project carrying such
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// notice may not be copied, modified, or distributed except
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// according to those terms.
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use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
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use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
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use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
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use vulkano::device::{Device, DeviceExtensions};
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use vulkano::format::Format;
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use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, Subpass, RenderPassAbstract};
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use vulkano::image::{SwapchainImage, ImmutableImage, Dimensions};
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use vulkano::instance::{Instance, PhysicalDevice};
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use vulkano::pipeline::GraphicsPipeline;
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use vulkano::pipeline::viewport::Viewport;
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use vulkano::sampler::{Sampler, SamplerAddressMode, Filter, MipmapMode};
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use vulkano::swapchain::{AcquireError, PresentMode, SurfaceTransform, Swapchain, SwapchainCreationError};
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use vulkano::swapchain;
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use vulkano::sync::{GpuFuture, FlushError};
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use vulkano::sync;
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use vulkano_win::VkSurfaceBuild;
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use winit::{EventsLoop, Window, WindowBuilder, Event, WindowEvent};
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use image::ImageFormat;
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use std::sync::Arc;
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fn main() {
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// The start of this example is exactly the same as `triangle`. You should read the
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// `triangle` example if you haven't done so yet.
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let extensions = vulkano_win::required_extensions();
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let instance = Instance::new(None, &extensions, None).unwrap();
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let physical = PhysicalDevice::enumerate(&instance).next().unwrap();
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println!("Using device: {} (type: {:?})", physical.name(), physical.ty());
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let mut events_loop = EventsLoop::new();
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let surface = WindowBuilder::new().build_vk_surface(&events_loop, instance.clone()).unwrap();
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let window = surface.window();
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let queue_family = physical.queue_families().find(|&q|
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q.supports_graphics() && surface.is_supported(q).unwrap_or(false)
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).unwrap();
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let device_ext = DeviceExtensions { khr_swapchain: true, .. DeviceExtensions::none() };
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let (device, mut queues) = Device::new(physical, physical.supported_features(), &device_ext,
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[(queue_family, 0.5)].iter().cloned()).unwrap();
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let queue = queues.next().unwrap();
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let (mut swapchain, images) = {
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let caps = surface.capabilities(physical).unwrap();
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let usage = caps.supported_usage_flags;
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let alpha = caps.supported_composite_alpha.iter().next().unwrap();
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let format = caps.supported_formats[0].0;
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let initial_dimensions = if let Some(dimensions) = window.get_inner_size() {
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// convert to physical pixels
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let dimensions: (u32, u32) = dimensions.to_physical(window.get_hidpi_factor()).into();
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[dimensions.0, dimensions.1]
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} else {
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// The window no longer exists so exit the application.
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return;
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};
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Swapchain::new(device.clone(), surface.clone(), caps.min_image_count, format,
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initial_dimensions, 1, usage, &queue, SurfaceTransform::Identity, alpha,
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PresentMode::Fifo, true, None).unwrap()
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};
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#[derive(Default, Debug, Clone)]
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struct Vertex { position: [f32; 2] }
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vulkano::impl_vertex!(Vertex, position);
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let vertex_buffer = CpuAccessibleBuffer::<[Vertex]>::from_iter(
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device.clone(),
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BufferUsage::all(),
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[
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Vertex { position: [-0.5, -0.5 ] },
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Vertex { position: [-0.5, 0.5 ] },
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Vertex { position: [ 0.5, -0.5 ] },
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Vertex { position: [ 0.5, 0.5 ] },
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].iter().cloned()
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).unwrap();
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let vs = vs::Shader::load(device.clone()).unwrap();
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let fs = fs::Shader::load(device.clone()).unwrap();
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let render_pass = Arc::new(
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vulkano::single_pass_renderpass!(device.clone(),
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attachments: {
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color: {
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load: Clear,
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store: Store,
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format: swapchain.format(),
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samples: 1,
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}
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},
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pass: {
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color: [color],
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depth_stencil: {}
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}
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).unwrap()
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);
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let (texture, tex_future) = {
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let image = image::load_from_memory_with_format(include_bytes!("image_img.png"),
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ImageFormat::PNG).unwrap().to_rgba();
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let image_data = image.into_raw().clone();
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ImmutableImage::from_iter(
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image_data.iter().cloned(),
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Dimensions::Dim2d { width: 93, height: 93 },
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Format::R8G8B8A8Srgb,
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queue.clone()
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).unwrap()
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};
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let sampler = Sampler::new(device.clone(), Filter::Linear, Filter::Linear,
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MipmapMode::Nearest, SamplerAddressMode::Repeat, SamplerAddressMode::Repeat,
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SamplerAddressMode::Repeat, 0.0, 1.0, 0.0, 0.0).unwrap();
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let pipeline = Arc::new(GraphicsPipeline::start()
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.vertex_input_single_buffer::<Vertex>()
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.vertex_shader(vs.main_entry_point(), ())
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.triangle_strip()
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.viewports_dynamic_scissors_irrelevant(1)
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.fragment_shader(fs.main_entry_point(), ())
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.blend_alpha_blending()
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.render_pass(Subpass::from(render_pass.clone(), 0).unwrap())
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.build(device.clone())
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.unwrap());
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let set = Arc::new(PersistentDescriptorSet::start(pipeline.clone(), 0)
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.add_sampled_image(texture.clone(), sampler.clone()).unwrap()
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.build().unwrap()
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);
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let mut dynamic_state = DynamicState { line_width: None, viewports: None, scissors: None };
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let mut framebuffers = window_size_dependent_setup(&images, render_pass.clone(), &mut dynamic_state);
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let mut recreate_swapchain = false;
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let mut previous_frame_end = Box::new(tex_future) as Box<dyn GpuFuture>;
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loop {
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previous_frame_end.cleanup_finished();
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if recreate_swapchain {
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let dimensions = if let Some(dimensions) = window.get_inner_size() {
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let dimensions: (u32, u32) = dimensions.to_physical(window.get_hidpi_factor()).into();
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[dimensions.0, dimensions.1]
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} else {
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return;
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};
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let (new_swapchain, new_images) = match swapchain.recreate_with_dimension(dimensions) {
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Ok(r) => r,
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Err(SwapchainCreationError::UnsupportedDimensions) => continue,
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Err(err) => panic!("{:?}", err)
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};
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swapchain = new_swapchain;
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framebuffers = window_size_dependent_setup(&new_images, render_pass.clone(), &mut dynamic_state);
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recreate_swapchain = false;
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}
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let (image_num, future) = match swapchain::acquire_next_image(swapchain.clone(), None) {
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Ok(r) => r,
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Err(AcquireError::OutOfDate) => {
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recreate_swapchain = true;
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continue;
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}
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Err(err) => panic!("{:?}", err)
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};
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let clear_values = vec!([0.0, 0.0, 1.0, 1.0].into());
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let cb = AutoCommandBufferBuilder::primary_one_time_submit(device.clone(), queue.family())
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.unwrap()
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.begin_render_pass(framebuffers[image_num].clone(), false, clear_values).unwrap()
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.draw(pipeline.clone(), &dynamic_state, vertex_buffer.clone(), set.clone(), ()).unwrap()
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.end_render_pass().unwrap()
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.build().unwrap();
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let future = previous_frame_end.join(future)
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.then_execute(queue.clone(), cb).unwrap()
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.then_swapchain_present(queue.clone(), swapchain.clone(), image_num)
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.then_signal_fence_and_flush();
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match future {
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Ok(future) => {
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previous_frame_end = Box::new(future) as Box<_>;
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}
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Err(FlushError::OutOfDate) => {
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recreate_swapchain = true;
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previous_frame_end = Box::new(sync::now(device.clone())) as Box<_>;
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}
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Err(e) => {
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println!("{:?}", e);
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previous_frame_end = Box::new(sync::now(device.clone())) as Box<_>;
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}
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}
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let mut done = false;
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events_loop.poll_events(|ev| {
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match ev {
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Event::WindowEvent { event: WindowEvent::CloseRequested, .. } => done = true,
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Event::WindowEvent { event: WindowEvent::Resized(_), .. } => recreate_swapchain = true,
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_ => ()
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}
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});
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if done { return; }
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}
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}
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/// This method is called once during initialization, then again whenever the window is resized
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fn window_size_dependent_setup(
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images: &[Arc<SwapchainImage<Window>>],
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render_pass: Arc<dyn RenderPassAbstract + Send + Sync>,
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dynamic_state: &mut DynamicState
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) -> Vec<Arc<dyn FramebufferAbstract + Send + Sync>> {
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let dimensions = images[0].dimensions();
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let viewport = Viewport {
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origin: [0.0, 0.0],
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dimensions: [dimensions[0] as f32, dimensions[1] as f32],
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depth_range: 0.0 .. 1.0,
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};
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dynamic_state.viewports = Some(vec!(viewport));
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images.iter().map(|image| {
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Arc::new(
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Framebuffer::start(render_pass.clone())
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.add(image.clone()).unwrap()
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.build().unwrap()
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) as Arc<dyn FramebufferAbstract + Send + Sync>
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}).collect::<Vec<_>>()
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}
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mod vs {
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vulkano_shaders::shader!{
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ty: "vertex",
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src: "
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#version 450
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layout(location = 0) in vec2 position;
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layout(location = 0) out vec2 tex_coords;
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void main() {
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gl_Position = vec4(position, 0.0, 1.0);
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tex_coords = position + vec2(0.5);
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}"
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}
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}
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mod fs {
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vulkano_shaders::shader!{
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ty: "fragment",
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src: "
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#version 450
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layout(location = 0) in vec2 tex_coords;
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layout(location = 0) out vec4 f_color;
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layout(set = 0, binding = 0) uniform sampler2D tex;
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void main() {
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f_color = texture(tex, tex_coords);
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}"
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}
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}
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