14e61db633
- Make sure prime tower preview is updated when settings change - Manage color data dialog now closes with escape key - Textured objects using halftone dithering now show their original texture while preview is being generated - Show checkboard error overlay in world space (when zone has invalid config).
47 lines
1.5 KiB
GLSL
47 lines
1.5 KiB
GLSL
#version 140
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#define INTENSITY_CORRECTION 0.6
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const vec3 LIGHT_TOP_DIR = vec3(-0.4574957, 0.4574957, 0.7624929);
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#define LIGHT_TOP_DIFFUSE (0.8 * INTENSITY_CORRECTION)
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#define LIGHT_TOP_SPECULAR (0.125 * INTENSITY_CORRECTION)
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#define LIGHT_TOP_SHININESS 20.0
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const vec3 LIGHT_FRONT_DIR = vec3(0.6985074, 0.1397015, 0.6985074);
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#define LIGHT_FRONT_DIFFUSE (0.3 * INTENSITY_CORRECTION)
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#define INTENSITY_AMBIENT 0.3
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uniform mat4 view_model_matrix;
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uniform mat4 projection_matrix;
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uniform mat3 view_normal_matrix;
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uniform mat4 volume_world_matrix;
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uniform vec2 z_range;
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uniform vec4 clipping_plane;
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in vec3 v_position;
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in vec3 v_normal;
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out vec2 intensity;
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out vec3 clipping_planes_dots;
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out vec4 world_pos;
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out vec3 world_normal;
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void main()
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{
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vec3 eye_normal = normalize(view_normal_matrix * v_normal);
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float NdotL = max(dot(eye_normal, LIGHT_TOP_DIR), 0.0);
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intensity.x = INTENSITY_AMBIENT + NdotL * LIGHT_TOP_DIFFUSE;
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vec4 position = view_model_matrix * vec4(v_position, 1.0);
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intensity.y = LIGHT_TOP_SPECULAR * pow(max(dot(-normalize(position.xyz), reflect(-LIGHT_TOP_DIR, eye_normal)), 0.0), LIGHT_TOP_SHININESS);
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NdotL = max(dot(eye_normal, LIGHT_FRONT_DIR), 0.0);
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intensity.x += NdotL * LIGHT_FRONT_DIFFUSE;
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world_pos = volume_world_matrix * vec4(v_position, 1.0);
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world_normal = normalize(vec3(volume_world_matrix * vec4(v_normal, 0.0)));
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gl_Position = projection_matrix * position;
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clipping_planes_dots = vec3(dot(world_pos, clipping_plane), world_pos.z - z_range.x, z_range.y - world_pos.z);
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}
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