feat(vulkan): vulkan 1.4 core with the user interface and the launcher, shaders split into ogl46/vk14 with SPIR-V binaries loaded first

shaders/clouds_shadow.comp

@@ -1,27 +0,0 @@
-// the shadow the clouds cast on the ground: for points of the ground reference around the camera, what the clouds let through
-// towards the key light. the shading (light_common.glsl) and the fog (fog_inject.comp) look it up along the ray of the sun,
-// see cloud_shadow() in weather_common.glsl
-
-#include <common>
-#include <clouds_common.glsl>
-
-layout(local_size_x = WEATHER_GROUP_SIZE, local_size_y = WEATHER_GROUP_SIZE, local_size_z = 1) in;
-
-layout(r16f, binding = 0) uniform writeonly image2D shadow;
-
-layout(location = 1) uniform int size;
-// world x and z of the centre of the map relative to the camera, size of the map (metres)
-layout(location = 2) uniform vec3 placement;
-// samples through a layer
-layout(location = 3) uniform int steps;
-
-void main()
-{
-	ivec2 texel = ivec2(gl_GlobalInvocationID.xy);
-	if (any(greaterThanEqual(texel, ivec2(size))))
-		return;
-	vec2 offset = placement.xy + ((vec2(texel) + 0.5) / float(size) - 0.5) * placement.z;
-	// the ground reference, the earth curving away
-	vec3 ground = vec3(offset.x, -weather_camera.x + dot(offset, offset) * (0.5 / CLOUD_EARTH_RADIUS), offset.y);
-	imageStore(shadow, texel, vec4(cloud_transmittance_to_sun(ground, steps)));
-}