diff --git a/.gitignore b/.gitignore
index e68133bd..807fd9c3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 target
 /Cargo.lock
 .cargo
-examples/src/bin/triangle.png
+examples/**/triangle.png
+examples/**/mandelbrot.png
diff --git a/examples/mandelbrot.png b/examples/mandelbrot.png
deleted file mode 100644
index c80ef111..00000000
Binary files a/examples/mandelbrot.png and /dev/null differ
diff --git a/examples/src/bin/buffer-pool.rs b/examples/src/bin/buffer-pool.rs
index 5bc86db6..adb49a2f 100644
--- a/examples/src/bin/buffer-pool.rs
+++ b/examples/src/bin/buffer-pool.rs
@@ -23,7 +23,7 @@ use vulkano::buffer::CpuBufferPool;
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::GraphicsPipeline;
@@ -86,8 +86,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
-
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -99,7 +97,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/deferred/main.rs b/examples/src/bin/deferred/main.rs
index 6fd326f8..1dec457b 100644
--- a/examples/src/bin/deferred/main.rs
+++ b/examples/src/bin/deferred/main.rs
@@ -34,6 +34,7 @@ use vulkano::swapchain::{
 };
 use vulkano::sync;
 use vulkano::sync::{FlushError, GpuFuture};
+use vulkano::image::ImageUsage;
 
 use vulkano_win::VkSurfaceBuild;
 use winit::event::{Event, WindowEvent};
@@ -82,8 +83,6 @@ fn main() {
 
     let (mut swapchain, mut images) = {
         let caps = surface.capabilities(physical).unwrap();
-
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -95,7 +94,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/image/main.rs b/examples/src/bin/image/main.rs
index 9e7732bb..2bec7987 100644
--- a/examples/src/bin/image/main.rs
+++ b/examples/src/bin/image/main.rs
@@ -13,7 +13,7 @@ use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::format::Format;
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::{Dimensions, ImmutableImage, SwapchainImage};
+use vulkano::image::{Dimensions, ImmutableImage, SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::GraphicsPipeline;
@@ -74,8 +74,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -87,7 +85,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/indirect.rs b/examples/src/bin/indirect.rs
index 0603f368..69e1f53d 100644
--- a/examples/src/bin/indirect.rs
+++ b/examples/src/bin/indirect.rs
@@ -36,7 +36,7 @@ use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
 use vulkano::descriptor::PipelineLayoutAbstract;
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::{ComputePipeline, GraphicsPipeline};
@@ -101,7 +101,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -113,7 +112,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/instancing.rs b/examples/src/bin/instancing.rs
index a4b1927a..fc7d46dc 100644
--- a/examples/src/bin/instancing.rs
+++ b/examples/src/bin/instancing.rs
@@ -22,7 +22,7 @@ use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::vertex::OneVertexOneInstanceDefinition;
 use vulkano::pipeline::viewport::Viewport;
@@ -99,7 +99,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -111,7 +110,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/multi-window.rs b/examples/src/bin/multi-window.rs
index ada6dd4d..4d176fee 100644
--- a/examples/src/bin/multi-window.rs
+++ b/examples/src/bin/multi-window.rs
@@ -20,7 +20,7 @@ use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::GraphicsPipeline;
@@ -97,7 +97,6 @@ fn main() {
     // The swapchain and framebuffer images for this perticular window
 
     let (swapchain, images) = {
-        let usage = surface_caps.supported_usage_flags;
         let alpha = surface_caps
             .supported_composite_alpha
             .iter()
@@ -113,7 +112,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
@@ -275,7 +274,6 @@ fn main() {
                 .unwrap();
             let window_id = surface.window().id();
             let (swapchain, images) = {
-                let usage = surface_caps.supported_usage_flags;
                 let alpha = surface_caps
                     .supported_composite_alpha
                     .iter()
@@ -291,7 +289,7 @@ fn main() {
                     format,
                     dimensions,
                     1,
-                    usage,
+                    ImageUsage::color_attachment(),
                     &queue,
                     SurfaceTransform::Identity,
                     alpha,
diff --git a/examples/src/bin/runtime-shader/main.rs b/examples/src/bin/runtime-shader/main.rs
index e629fa10..d7d7d363 100644
--- a/examples/src/bin/runtime-shader/main.rs
+++ b/examples/src/bin/runtime-shader/main.rs
@@ -32,7 +32,7 @@ use vulkano::device::Device;
 use vulkano::device::DeviceExtensions;
 use vulkano::format::Format;
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::Instance;
 use vulkano::pipeline::shader::{
     GraphicsShaderType, ShaderInterfaceDef, ShaderInterfaceDefEntry, ShaderModule,
@@ -100,7 +100,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -112,7 +111,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/teapot/main.rs b/examples/src/bin/teapot/main.rs
index 74c1d6f0..7bfd96a4 100644
--- a/examples/src/bin/teapot/main.rs
+++ b/examples/src/bin/teapot/main.rs
@@ -15,7 +15,7 @@ use vulkano::device::{Device, DeviceExtensions};
 use vulkano::format::Format;
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
 use vulkano::image::attachment::AttachmentImage;
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::Instance;
 use vulkano::instance::PhysicalDevice;
 use vulkano::pipeline::vertex::TwoBuffersDefinition;
@@ -83,7 +83,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
         let format = caps.supported_formats[0].0;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
 
@@ -94,7 +93,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/tessellation.rs b/examples/src/bin/tessellation.rs
index 2e0c4e8b..476d7e87 100644
--- a/examples/src/bin/tessellation.rs
+++ b/examples/src/bin/tessellation.rs
@@ -22,7 +22,7 @@ use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::GraphicsPipeline;
@@ -172,7 +172,6 @@ fn main() {
 
     let (mut swapchain, images) = {
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
         let alpha = caps.supported_composite_alpha.iter().next().unwrap();
         let format = caps.supported_formats[0].0;
         let dimensions: [u32; 2] = surface.window().inner_size().into();
@@ -184,7 +183,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/src/bin/triangle.rs b/examples/src/bin/triangle.rs
index 05d190a1..918b72f7 100644
--- a/examples/src/bin/triangle.rs
+++ b/examples/src/bin/triangle.rs
@@ -20,7 +20,7 @@ use vulkano::buffer::{BufferUsage, CpuAccessibleBuffer};
 use vulkano::command_buffer::{AutoCommandBufferBuilder, DynamicState};
 use vulkano::device::{Device, DeviceExtensions};
 use vulkano::framebuffer::{Framebuffer, FramebufferAbstract, RenderPassAbstract, Subpass};
-use vulkano::image::SwapchainImage;
+use vulkano::image::{SwapchainImage, ImageUsage};
 use vulkano::instance::{Instance, PhysicalDevice};
 use vulkano::pipeline::viewport::Viewport;
 use vulkano::pipeline::GraphicsPipeline;
@@ -151,7 +151,6 @@ fn main() {
         // Querying the capabilities of the surface. When we create the swapchain we can only
         // pass values that are allowed by the capabilities.
         let caps = surface.capabilities(physical).unwrap();
-        let usage = caps.supported_usage_flags;
 
         // The alpha mode indicates how the alpha value of the final image will behave. For example
         // you can choose whether the window will be opaque or transparent.
@@ -180,7 +179,7 @@ fn main() {
             format,
             dimensions,
             1,
-            usage,
+            ImageUsage::color_attachment(),
             &queue,
             SurfaceTransform::Identity,
             alpha,
diff --git a/examples/triangle.png b/examples/triangle.png
deleted file mode 100644
index eb614292..00000000
Binary files a/examples/triangle.png and /dev/null differ