Fixed conflicts after merge with master and ported changes into gouraud shaders to gouraud_mod shaders

This commit is contained in:
enricoturri1966 2021-10-19 11:27:11 +02:00
commit 2c0815f537
72 changed files with 1750 additions and 1043 deletions

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@ -43,34 +43,29 @@ varying vec4 world_pos;
varying float world_normal_z;
varying vec3 eye_normal;
uniform bool compute_triangle_normals_in_fs;
void main()
{
if (!compute_triangle_normals_in_fs) {
// 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.
world_pos = volume_world_matrix * gl_Vertex;
// z component of normal vector in world coordinate used for slope shading
if (!compute_triangle_normals_in_fs)
world_normal_z = slope.actived ? (normalize(slope.volume_world_normal_matrix * gl_Normal)).z : 0.0;
world_normal_z = slope.actived ? (normalize(slope.volume_world_normal_matrix * gl_Normal)).z : 0.0;
gl_Position = ftransform();
// Fill in the scalars for fragment shader clipping. Fragments with any of these components lower than zero are discarded.