3D-printing/OrcaSlicer
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Removed obsolete gouraud shader files

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This commit is contained in:
enricoturri1966 2021-11-16 12:56:08 +01:00
parent d6306f00b7
commit 9561fd8cc6
7 changed files with 50 additions and 224 deletions
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49
resources/shaders/gouraud.vs
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@ -18,14 +18,6 @@ const vec3 LIGHT_FRONT_DIR = vec3(0.6985074, 0.1397015, 0.6985074);
const vec3 ZERO = vec3(0.0, 0.0, 0.0);
struct PrintBoxDetection
{
bool actived;
vec3 min;
vec3 max;
mat4 volume_world_matrix;
};
struct SlopeDetection
{
bool actived;
@ -33,7 +25,7 @@ struct SlopeDetection
mat3 volume_world_normal_matrix;
};
uniform PrintBoxDetection print_box;
uniform mat4 volume_world_matrix;
uniform SlopeDetection slope;
// Clipping plane, x = min z, y = max z. Used by the FFF and SLA previews to clip with a top / bottom plane.
@ -44,46 +36,33 @@ uniform vec4 clipping_plane;
// x = diffuse, y = specular;
varying vec2 intensity;
varying vec3 delta_box_min;
varying vec3 delta_box_max;
varying vec3 clipping_planes_dots;
varying vec4 model_pos;
varying float world_pos_z;
varying vec4 world_pos;
varying float world_normal_z;
varying vec3 eye_normal;
void main()
{
// First transform the normal into camera space and normalize the result.
eye_normal = normalize(gl_NormalMatrix * gl_Normal);
// First transform the normal into camera space and normalize the result.
eye_normal = normalize(gl_NormalMatrix * gl_Normal);
// Compute the cos of the angle between the normal and lights direction. The light is directional so the direction is constant for every vertex.
// Since these two are normalized the cosine is the dot product. We also need to clamp the result to the [0,1] range.
float NdotL = max(dot(eye_normal, LIGHT_TOP_DIR), 0.0);
// Compute the cos of the angle between the normal and lights direction. The light is directional so the direction is constant for every vertex.
// Since these two are normalized the cosine is the dot product. We also need to clamp the result to the [0,1] range.
float NdotL = max(dot(eye_normal, LIGHT_TOP_DIR), 0.0);
intensity.x = INTENSITY_AMBIENT + NdotL * LIGHT_TOP_DIFFUSE;
vec3 position = (gl_ModelViewMatrix * gl_Vertex).xyz;
intensity.y = LIGHT_TOP_SPECULAR * pow(max(dot(-normalize(position), reflect(-LIGHT_TOP_DIR, eye_normal)), 0.0), LIGHT_TOP_SHININESS);
intensity.x = INTENSITY_AMBIENT + NdotL * LIGHT_TOP_DIFFUSE;
vec3 position = (gl_ModelViewMatrix * gl_Vertex).xyz;
intensity.y = LIGHT_TOP_SPECULAR * pow(max(dot(-normalize(position), reflect(-LIGHT_TOP_DIR, eye_normal)), 0.0), LIGHT_TOP_SHININESS);
// Perform the same lighting calculation for the 2nd light source (no specular applied).
NdotL = max(dot(eye_normal, LIGHT_FRONT_DIR), 0.0);
intensity.x += NdotL * LIGHT_FRONT_DIFFUSE;
// Perform the same lighting calculation for the 2nd light source (no specular applied).
NdotL = max(dot(eye_normal, LIGHT_FRONT_DIR), 0.0);
intensity.x += NdotL * LIGHT_FRONT_DIFFUSE;
model_pos = gl_Vertex;
// Point in homogenous coordinates.
vec4 world_pos = print_box.volume_world_matrix * gl_Vertex;
world_pos_z = world_pos.z;
// compute deltas for out of print volume detection (world coordinates)
if (print_box.actived) {
delta_box_min = world_pos.xyz - print_box.min;
delta_box_max = world_pos.xyz - print_box.max;
} else {
delta_box_min = ZERO;
delta_box_max = ZERO;
}
world_pos = volume_world_matrix * gl_Vertex;
// z component of normal vector in world coordinate used for slope shading
world_normal_z = slope.actived ? (normalize(slope.volume_world_normal_matrix * gl_Normal)).z : 0.0;