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64 lines
1.7 KiB
GLSL
64 lines
1.7 KiB
GLSL
#version 420 core
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#include <constants.glsl>
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#define LIGHTING_TYPE LIGHTING_TYPE_REFLECTION
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#define LIGHTING_REFLECTION_KIND LIGHTING_REFLECTION_KIND_GLOSSY
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#define LIGHTING_TRANSPORT_MODE LIGHTING_TRANSPORT_MODE_IMPORTANCE
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#define LIGHTING_DISTRIBUTION_SCHEME LIGHTING_DISTRIBUTION_SCHEME_MICROFACET
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#define LIGHTING_DISTRIBUTION LIGHTING_DISTRIBUTION_BECKMANN
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#include <globals.glsl>
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#include <srgb.glsl>
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#include <random.glsl>
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#include <lod.glsl>
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layout(location = 0) in vec3 v_pos;
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layout(location = 1) in vec3 v_norm;
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layout(location = 2) in vec3 v_col;
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layout(location = 3) in vec3 inst_pos;
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layout(location = 4) in uvec3 inst_col;
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layout(location = 5) in uint inst_flags;
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const uint FLAG_SNOW_COVERED = 1;
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layout(location = 0) out vec3 f_pos;
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layout(location = 1) out vec3 f_norm;
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layout(location = 2) out vec4 f_col;
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layout(location = 3) out vec3 model_pos;
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layout(location = 4) out float snow_cover;
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void main() {
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vec3 obj_pos = inst_pos - focus_off.xyz;
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f_pos = obj_pos + v_pos;
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model_pos = v_pos;
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float pull_down = 1.0 / pow(distance(focus_pos.xy, obj_pos.xy) / (view_distance.x * 0.95), 150.0);
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#ifndef EXPERIMENTAL_NOTERRAINPOP
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f_pos.z -= pull_down;
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#else
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f_pos.z -= step(0.1, pull_down) * 10000.0;
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#endif
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#ifdef EXPERIMENTAL_CURVEDWORLD
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f_pos.z -= pow(distance(f_pos.xy + focus_off.xy, focus_pos.xy + focus_off.xy) * 0.05, 2);
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#endif
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f_norm = v_norm;
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f_col = vec4(vec3(inst_col) * (1.0 / 255.0) * v_col * (hash(inst_pos.xyxy) * 0.35 + 0.65), 1.0);
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if ((inst_flags & FLAG_SNOW_COVERED) > 0u && f_norm.z > 0.0) {
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snow_cover = 1.0;
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} else {
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snow_cover = 0.0;
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}
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gl_Position =
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all_mat *
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vec4(f_pos, 1);
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}
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