Vulcan Nightmare

Experimentally bringing up vulcan support

assets/shaders/charge_dust.vert.glsl

@@ -0,0 +1,26 @@
+#version 450
+
+layout(set = 0, binding = 0) uniform PerFrame {
+    mat4 view;
+    mat4 projection;
+    mat4 lightSpaceMatrix;
+    vec4 lightDir;
+    vec4 lightColor;
+    vec4 ambientColor;
+    vec4 viewPos;
+    vec4 fogColor;
+    vec4 fogParams;
+    vec4 shadowParams;
+};
+
+layout(location = 0) in vec3 aPos;
+layout(location = 1) in float aSize;
+layout(location = 2) in float aAlpha;
+
+layout(location = 0) out float vAlpha;
+
+void main() {
+    gl_PointSize = aSize;
+    vAlpha = aAlpha;
+    gl_Position = projection * view * vec4(aPos, 1.0);
+}