From 38b6c84e7761c049b17d178deb9c866386a53946 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Wed, 23 Oct 2019 01:21:23 +0200
Subject: Implement basic image rendering in `iced_wgpu`

---
 wgpu/src/shader/image.frag     |  12 ++++++++++++
 wgpu/src/shader/image.frag.spv | Bin 0 -> 684 bytes
 wgpu/src/shader/image.vert     |  24 ++++++++++++++++++++++++
 wgpu/src/shader/image.vert.spv | Bin 0 -> 2136 bytes
 4 files changed, 36 insertions(+)
 create mode 100644 wgpu/src/shader/image.frag
 create mode 100644 wgpu/src/shader/image.frag.spv
 create mode 100644 wgpu/src/shader/image.vert
 create mode 100644 wgpu/src/shader/image.vert.spv

(limited to 'wgpu/src/shader')

diff --git a/wgpu/src/shader/image.frag b/wgpu/src/shader/image.frag
new file mode 100644
index 00000000..e35e455a
--- /dev/null
+++ b/wgpu/src/shader/image.frag
@@ -0,0 +1,12 @@
+#version 450
+
+layout(location = 0) in vec2 v_Uv;
+
+layout(set = 0, binding = 1) uniform sampler u_Sampler;
+layout(set = 1, binding = 0) uniform texture2D u_Texture;
+
+layout(location = 0) out vec4 o_Color;
+
+void main() {
+    o_Color = texture(sampler2D(u_Texture, u_Sampler), v_Uv);
+}
diff --git a/wgpu/src/shader/image.frag.spv b/wgpu/src/shader/image.frag.spv
new file mode 100644
index 00000000..ebee82ac
Binary files /dev/null and b/wgpu/src/shader/image.frag.spv differ
diff --git a/wgpu/src/shader/image.vert b/wgpu/src/shader/image.vert
new file mode 100644
index 00000000..688c2311
--- /dev/null
+++ b/wgpu/src/shader/image.vert
@@ -0,0 +1,24 @@
+#version 450
+
+layout(location = 0) in vec2 v_Pos;
+layout(location = 1) in vec2 i_Pos;
+layout(location = 2) in vec2 i_Scale;
+
+layout (set = 0, binding = 0) uniform Globals {
+    mat4 u_Transform;
+};
+
+layout(location = 0) out vec2 o_Uv;
+
+void main() {
+    o_Uv = v_Pos;
+
+    mat4 i_Transform = mat4(
+        vec4(i_Scale.x, 0.0, 0.0, 0.0),
+        vec4(0.0, i_Scale.y, 0.0, 0.0),
+        vec4(0.0, 0.0, 1.0, 0.0),
+        vec4(i_Pos, 0.0, 1.0)
+    );
+
+    gl_Position = u_Transform * i_Transform * vec4(v_Pos, 0.0, 1.0);
+}
diff --git a/wgpu/src/shader/image.vert.spv b/wgpu/src/shader/image.vert.spv
new file mode 100644
index 00000000..9ba702bc
Binary files /dev/null and b/wgpu/src/shader/image.vert.spv differ
-- 
cgit