X-Git-Url: https://eleni.mutantstargoat.com/git/?p=demo;a=blobdiff_plain;f=vk_shaders%2Fmorphing.f.glsl;fp=vk_shaders%2Fmorphing.f.glsl;h=25b374a16486ec28c747027130d2aeb989eb9a37;hp=0000000000000000000000000000000000000000;hb=855c42d8e50fff743fd7b1be5e91cb0db18def77;hpb=ecb47604bb2b8ab3ac5a133e78ef6cb19a20d9cc

diff --git a/vk_shaders/morphing.f.glsl b/vk_shaders/morphing.f.glsl
new file mode 100644
index 0000000..25b374a
--- /dev/null
+++ b/vk_shaders/morphing.f.glsl
@@ -0,0 +1,30 @@
+#version 450
+
+layout(binding = 0) uniform sampler2D tex;
+layout(binding = 0) uniform samplerCube dstex;
+
+layout(std140, binding = 0) uniform shading_state {
+	vec4 diffuse;
+	float fog_density;
+} s;
+
+const vec3 sky_color = vec3(0.35, 0.5, 0.65);
+
+layout(location = 0) in vec3 pos;
+layout(location = 1) in vec2 tex_coord;
+layout(location = 2) in vec3 world_normal;
+
+layout(location = 0) out vec4 color;
+
+void main()
+{
+	vec4 itexel = texture(dstex, normalize(world_normal));
+	vec4 texel = texture(tex, tex_coord);
+
+	vec3 object_color = s.diffuse.xyz * texel.xyz * itexel.xyz;
+	float dist = -pos.z;
+	float fog = clamp(exp(-s.fog_density * dist), 0.0, 1.0);
+
+	color.xyz = mix(sky_color, object_color, fog);
+	color.w = 1.0;
+}