Vulkan: scene rendering (D1–D7) on a scene walk shared with GL (N6a, N6b)

shaders/vk14/freespot.frag

@@ -0,0 +1,38 @@
+#version 460 core
+#define STAGE_FRAGMENT 1
+#include "common.glsl"
+layout(location = 3) in vec4 f_pos;
+layout(location = 4) in vec4 f_clip_pos;
+layout(location = 5) in vec4 f_clip_future_pos;
+
+
+layout(location = 0) out vec4 out_color;
+#ifdef NO_MOTION_OUTPUT
+// a pass without the velocity target: the writes go nowhere
+vec4 out_motion;
+#else
+layout(location = 1) out vec4 out_motion;
+#endif
+
+#include "tonemapping.glsl"
+#include "apply_fog.glsl"
+
+void main()
+{
+	float x = (gl_PointCoord.x - 0.5f) * 2.0f;
+	float y = (gl_PointCoord.y - 0.5f) * 2.0f;
+	float dist = sqrt(x * x + y * y);
+	if (dist > 0.5f)
+		discard;
+//	vec4 color = vec4(param[0].rgb * emission, mix(param[0].a, 0.0f, dist * 2.0f));
+	vec4 color = vec4(apply_fog(pow(param[0].rgb, vec3(2.2)) * emission), mix(param[0].a, 0.0f, dist * 2.0f));
+//	vec4 color = vec4(add_fog(param[0].rgb * emission * (1.0 - get_fog_amount()), 1.0), mix(param[0].a, 0.0f, dist * 2.0f));
+    out_color = FBOUT(color);
+	if (MOTIONBLUR_ENABLED)
+	{
+        vec2 a = (f_clip_future_pos.xy / f_clip_future_pos.w) * 0.5 + 0.5;;
+        vec2 b = (f_clip_pos.xy / f_clip_pos.w) * 0.5 + 0.5;;
+        
+        out_motion = vec4(a - b, 0.0f, 0.0f);
+	}
+}