mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
synced 2025-05-01 16:24:41 +08:00
82 lines
2.3 KiB
GLSL
82 lines
2.3 KiB
GLSL
[shaders]
|
|
vertex =
|
|
uniform highp mat4 u_modelMatrix;
|
|
uniform highp mat4 u_viewProjectionMatrix;
|
|
uniform highp mat4 u_normalMatrix;
|
|
|
|
attribute highp vec4 a_vertex;
|
|
attribute highp vec4 a_normal;
|
|
attribute highp vec2 a_uvs;
|
|
|
|
varying highp vec3 v_vertex;
|
|
varying highp vec3 v_normal;
|
|
|
|
void main()
|
|
{
|
|
vec4 world_space_vert = u_modelMatrix * a_vertex;
|
|
gl_Position = u_viewProjectionMatrix * world_space_vert;
|
|
|
|
v_vertex = world_space_vert.xyz;
|
|
v_normal = (u_normalMatrix * normalize(a_normal)).xyz;
|
|
}
|
|
|
|
fragment =
|
|
uniform mediump vec4 u_ambientColor;
|
|
uniform mediump vec4 u_diffuseColor;
|
|
uniform mediump vec4 u_specularColor;
|
|
uniform highp vec3 u_lightPosition;
|
|
uniform mediump float u_shininess;
|
|
uniform highp vec3 u_viewPosition;
|
|
|
|
uniform lowp float u_overhangAngle;
|
|
uniform lowp vec4 u_overhangColor;
|
|
|
|
varying highp vec3 v_vertex;
|
|
varying highp vec3 v_normal;
|
|
|
|
void main()
|
|
{
|
|
mediump vec4 finalColor = vec4(0.0);
|
|
|
|
/* Ambient Component */
|
|
finalColor += u_ambientColor;
|
|
|
|
highp vec3 normal = normalize(v_normal);
|
|
highp vec3 lightDir = normalize(u_lightPosition - v_vertex);
|
|
|
|
/* Diffuse Component */
|
|
highp float NdotL = clamp(abs(dot(normal, lightDir)), 0.0, 1.0);
|
|
finalColor += (NdotL * u_diffuseColor);
|
|
|
|
/* Specular Component */
|
|
/* TODO: We should not do specularity for fragments facing away from the light.*/
|
|
highp vec3 reflectedLight = reflect(-lightDir, normal);
|
|
highp vec3 viewVector = normalize(u_viewPosition - v_vertex);
|
|
highp float NdotR = clamp(dot(viewVector, reflectedLight), 0.0, 1.0);
|
|
finalColor += pow(NdotR, u_shininess) * u_specularColor;
|
|
|
|
finalColor = (-normal.y > u_overhangAngle) ? u_overhangColor : finalColor;
|
|
|
|
gl_FragColor = finalColor;
|
|
gl_FragColor.a = 1.0;
|
|
}
|
|
|
|
[defaults]
|
|
u_ambientColor = [0.3, 0.3, 0.3, 1.0]
|
|
u_diffuseColor = [1.0, 0.79, 0.14, 1.0]
|
|
u_specularColor = [0.4, 0.4, 0.4, 1.0]
|
|
u_overhangColor = [1.0, 0.0, 0.0, 1.0]
|
|
u_shininess = 20.0
|
|
|
|
[bindings]
|
|
u_modelMatrix = model_matrix
|
|
u_viewProjectionMatrix = view_projection_matrix
|
|
u_normalMatrix = normal_matrix
|
|
u_viewPosition = view_position
|
|
u_lightPosition = light_0_position
|
|
u_diffuseColor = diffuse_color
|
|
|
|
[attributes]
|
|
a_vertex = vertex
|
|
a_normal = normal
|