blob: a6da15e97db433346175f97b8a8bb814fda3dbb5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
#version 330
in vec3 vertexPosition;
in vec2 vertexTexCoord;
in vec3 vertexNormal;
in vec4 vertexColor;
uniform mat4 mvp;
uniform mat4 matNormal;
uniform vec3 sun_direction;
uniform vec3 sun_colour;
uniform float sun_intensity;
uniform vec3 moon_direction;
uniform vec3 moon_colour;
uniform float moon_intensity;
uniform vec3 ambient_colour;
uniform float ambient_intensity;
uniform vec2 uv_tiling;
uniform vec2 uv_offset;
out vec2 frag_texcoord;
out vec4 frag_colour;
out vec3 frag_lighting;
out vec3 frag_normal;
in vec4 vertexBoneIndices;
in vec4 vertexBoneWeights;
uniform mat4 boneMatrices[64];
void main() {
mat4 skin =
vertexBoneWeights.x * boneMatrices[int(vertexBoneIndices.x)] +
vertexBoneWeights.y * boneMatrices[int(vertexBoneIndices.y)] +
vertexBoneWeights.z * boneMatrices[int(vertexBoneIndices.z)] +
vertexBoneWeights.w * boneMatrices[int(vertexBoneIndices.w)];
vec4 position = skin * vec4(vertexPosition, 1.0);
vec3 normal = (skin * vec4(vertexNormal, 0.0)).xyz;
vec3 world_normal = normalize((matNormal * vec4(normal, 0.0)).xyz);
float sun_diffuse = max(dot(world_normal, sun_direction), 0.0);
float moon_diffuse = max(dot(world_normal, moon_direction), 0.0);
vec3 ambient_light = ambient_colour * ambient_intensity;
vec3 sun_light = sun_colour * sun_intensity * sun_diffuse;
vec3 moon_light = moon_colour * moon_intensity * moon_diffuse;
frag_lighting = ambient_light + sun_light + moon_light;
frag_texcoord = vertexTexCoord * uv_tiling + uv_offset;
frag_colour = vertexColor;
frag_normal = world_normal;
gl_Position = mvp * position;
}
|
