pke: checkpoint: vk renames + first-pass ui

Renamed pipeline and descriptor names to be more
self-descriptive.

UI work is not done, and will not record.
Needs vulkan items created (buffers).

1 files changed, 30 insertions, 0 deletions

diff --git a/assets/shaders/ui-base.vert b/assets/shaders/ui-base.vert
new file mode 100644
index 0000000..458d599
--- /dev/null
+++ b/assets/shaders/ui-base.vert
@@ -0,0 +1,30 @@
+#version 450
+
+// vertex
+layout(location = 0) in vec2 in_position;
+layout(location = 1) in vec2 in_uv;
+
+// instance
+layout(location = 2) in mat4 pos_scale;
+layout(location = 6) in vec2 px_scale;
+layout(location = 7) in float depth;
+
+layout(location = 0) out vec4 out_border_color;
+layout(location = 1) out vec4 out_background_color;
+layout(location = 2) out vec2 out_px_scale;
+layout(location = 3) out vec2 out_uv;
+
+out gl_PerVertex
+{
+	vec4 gl_Position;
+};
+
+void main()
+{
+	vec4 transformed_position = pos_scale * vec4(in_position, 0.0, 1.0);
+	gl_Position = vec4(transformed_position.xy, depth, 1.0);
+	out_border_color = vec4(0.8, 0.8, 0.8, 1.0);
+	out_background_color = vec4(0.2, 0.3, 0.2, 1.0);
+	out_px_scale = px_scale;
+	out_uv = in_uv;
+}