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Use C++11 raw literals for shader code to improve readability

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In files that have lots of branching, `\t` was replaced with a
tab character instead.
This commit is contained in:
Hugo Locurcio
2021-07-19 08:06:51 +02:00
parent b76dfde329
commit abc38b8d66
17 changed files with 1146 additions and 1040 deletions
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190
editor/plugins/node_3d_editor_plugin.cpp
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@@ -5381,35 +5381,37 @@ void Node3DEditor::_init_indicators() {
}
Ref<Shader> grid_shader = memnew(Shader);
grid_shader->set_code(
"\n"
"shader_type spatial; \n"
"render_mode unshaded; \n"
"uniform bool orthogonal; \n"
"uniform float grid_size; \n"
"\n"
"void vertex() { \n"
" // From FLAG_SRGB_VERTEX_COLOR \n"
" if (!OUTPUT_IS_SRGB) { \n"
" COLOR.rgb = mix(pow((COLOR.rgb + vec3(0.055)) * (1.0 / (1.0 + 0.055)), vec3(2.4)), COLOR.rgb * (1.0 / 12.92), lessThan(COLOR.rgb, vec3(0.04045))); \n"
" } \n"
"} \n"
"\n"
"void fragment() { \n"
" ALBEDO = COLOR.rgb; \n"
" vec3 dir = orthogonal ? -vec3(0, 0, 1) : VIEW; \n"
" float angle_fade = abs(dot(dir, NORMAL)); \n"
" angle_fade = smoothstep(0.05, 0.2, angle_fade); \n"
" \n"
" vec3 world_pos = (CAMERA_MATRIX * vec4(VERTEX, 1.0)).xyz; \n"
" vec3 world_normal = (CAMERA_MATRIX * vec4(NORMAL, 0.0)).xyz; \n"
" vec3 camera_world_pos = CAMERA_MATRIX[3].xyz; \n"
" vec3 camera_world_pos_on_plane = camera_world_pos * (1.0 - world_normal); \n"
" float dist_fade = 1.0 - (distance(world_pos, camera_world_pos_on_plane) / grid_size); \n"
" dist_fade = smoothstep(0.02, 0.3, dist_fade); \n"
" \n"
" ALPHA = COLOR.a * dist_fade * angle_fade; \n"
"}");
grid_shader->set_code(R"(
shader_type spatial;
render_mode unshaded;
uniform bool orthogonal;
uniform float grid_size;
void vertex() {
// From FLAG_SRGB_VERTEX_COLOR.
if (!OUTPUT_IS_SRGB) {
COLOR.rgb = mix(pow((COLOR.rgb + vec3(0.055)) * (1.0 / (1.0 + 0.055)), vec3(2.4)), COLOR.rgb * (1.0 / 12.92), lessThan(COLOR.rgb, vec3(0.04045)));
}
}
void fragment() {
ALBEDO = COLOR.rgb;
vec3 dir = orthogonal ? -vec3(0, 0, 1) : VIEW;
float angle_fade = abs(dot(dir, NORMAL));
angle_fade = smoothstep(0.05, 0.2, angle_fade);
vec3 world_pos = (CAMERA_MATRIX * vec4(VERTEX, 1.0)).xyz;
vec3 world_normal = (CAMERA_MATRIX * vec4(NORMAL, 0.0)).xyz;
vec3 camera_world_pos = CAMERA_MATRIX[3].xyz;
vec3 camera_world_pos_on_plane = camera_world_pos * (1.0 - world_normal);
float dist_fade = 1.0 - (distance(world_pos, camera_world_pos_on_plane) / grid_size);
dist_fade = smoothstep(0.02, 0.3, dist_fade);
ALPHA = COLOR.a * dist_fade * angle_fade;
}
)");
for (int i = 0; i < 3; i++) {
grid_mat[i].instantiate();
@@ -5621,33 +5623,35 @@ void Node3DEditor::_init_indicators() {
Ref<Shader> rotate_shader = memnew(Shader);
rotate_shader->set_code(
"\n"
"shader_type spatial; \n"
"render_mode unshaded, depth_test_disabled; \n"
"uniform vec4 albedo; \n"
"\n"
"mat3 orthonormalize(mat3 m) { \n"
" vec3 x = normalize(m[0]); \n"
" vec3 y = normalize(m[1] - x * dot(x, m[1])); \n"
" vec3 z = m[2] - x * dot(x, m[2]); \n"
" z = normalize(z - y * (dot(y,m[2]))); \n"
" return mat3(x,y,z); \n"
"} \n"
"\n"
"void vertex() { \n"
" mat3 mv = orthonormalize(mat3(MODELVIEW_MATRIX)); \n"
" vec3 n = mv * VERTEX; \n"
" float orientation = dot(vec3(0,0,-1),n); \n"
" if (orientation <= 0.005) { \n"
" VERTEX += NORMAL*0.02; \n"
" } \n"
"} \n"
"\n"
"void fragment() { \n"
" ALBEDO = albedo.rgb; \n"
" ALPHA = albedo.a; \n"
"}");
rotate_shader->set_code(R"(
shader_type spatial;
render_mode unshaded, depth_test_disabled;
uniform vec4 albedo;
mat3 orthonormalize(mat3 m) {
vec3 x = normalize(m[0]);
vec3 y = normalize(m[1] - x * dot(x, m[1]));
vec3 z = m[2] - x * dot(x, m[2]);
z = normalize(z - y * (dot(y,m[2])));
return mat3(x,y,z);
}
void vertex() {
mat3 mv = orthonormalize(mat3(MODELVIEW_MATRIX));
vec3 n = mv * VERTEX;
float orientation = dot(vec3(0, 0, -1), n);
if (orientation <= 0.005) {
VERTEX += NORMAL * 0.02;
}
}
void fragment() {
ALBEDO = albedo.rgb;
ALPHA = albedo.a;
}
)");
Ref<ShaderMaterial> rotate_mat = memnew(ShaderMaterial);
rotate_mat->set_render_priority(Material::RENDER_PRIORITY_MAX);
@@ -5667,34 +5671,36 @@ void Node3DEditor::_init_indicators() {
Ref<ShaderMaterial> border_mat = rotate_mat->duplicate();
Ref<Shader> border_shader = memnew(Shader);
border_shader->set_code(
"\n"
"shader_type spatial; \n"
"render_mode unshaded, depth_test_disabled; \n"
"uniform vec4 albedo; \n"
"\n"
"mat3 orthonormalize(mat3 m) { \n"
" vec3 x = normalize(m[0]); \n"
" vec3 y = normalize(m[1] - x * dot(x, m[1])); \n"
" vec3 z = m[2] - x * dot(x, m[2]); \n"
" z = normalize(z - y * (dot(y,m[2]))); \n"
" return mat3(x,y,z); \n"
"} \n"
"\n"
"void vertex() { \n"
" mat3 mv = orthonormalize(mat3(MODELVIEW_MATRIX)); \n"
" mv = inverse(mv); \n"
" VERTEX += NORMAL*0.008; \n"
" vec3 camera_dir_local = mv * vec3(0,0,1); \n"
" vec3 camera_up_local = mv * vec3(0,1,0); \n"
" mat3 rotation_matrix = mat3(cross(camera_dir_local, camera_up_local), camera_up_local, camera_dir_local); \n"
" VERTEX = rotation_matrix * VERTEX; \n"
"} \n"
"\n"
"void fragment() { \n"
" ALBEDO = albedo.rgb; \n"
" ALPHA = albedo.a; \n"
"}");
border_shader->set_code(R"(
shader_type spatial;
render_mode unshaded, depth_test_disabled;
uniform vec4 albedo;
mat3 orthonormalize(mat3 m) {
vec3 x = normalize(m[0]);
vec3 y = normalize(m[1] - x * dot(x, m[1]));
vec3 z = m[2] - x * dot(x, m[2]);
z = normalize(z - y * (dot(y,m[2])));
return mat3(x,y,z);
}
void vertex() {
mat3 mv = orthonormalize(mat3(MODELVIEW_MATRIX));
mv = inverse(mv);
VERTEX += NORMAL*0.008;
vec3 camera_dir_local = mv * vec3(0,0,1);
vec3 camera_up_local = mv * vec3(0,1,0);
mat3 rotation_matrix = mat3(cross(camera_dir_local, camera_up_local), camera_up_local, camera_dir_local);
VERTEX = rotation_matrix * VERTEX;
}
void fragment() {
ALBEDO = albedo.rgb;
ALPHA = albedo.a;
}
)");
border_mat->set_shader(border_shader);
border_mat->set_shader_param("albedo", Color(0.75, 0.75, 0.75, col.a / 3.0));
@@ -7155,9 +7161,21 @@ Node3DEditor::Node3DEditor(EditorNode *p_editor) {
sun_direction->connect("draw", callable_mp(this, &Node3DEditor::_sun_direction_draw));
sun_direction->set_default_cursor_shape(CURSOR_MOVE);
String sun_dir_shader_code = "shader_type canvas_item; uniform vec3 sun_direction; uniform vec3 sun_color; void fragment() { vec3 n; n.xy = UV * 2.0 - 1.0; n.z = sqrt(max(0.0, 1.0 - dot(n.xy, n.xy))); COLOR.rgb = dot(n,sun_direction) * sun_color; COLOR.a = 1.0 - smoothstep(0.99,1.0,length(n.xy)); }";
sun_direction_shader.instantiate();
sun_direction_shader->set_code(sun_dir_shader_code);
sun_direction_shader->set_code(R"(
shader_type canvas_item;
uniform vec3 sun_direction;
uniform vec3 sun_color;
void fragment() {
vec3 n;
n.xy = UV * 2.0 - 1.0;
n.z = sqrt(max(0.0, 1.0 - dot(n.xy, n.xy)));
COLOR.rgb = dot(n, sun_direction) * sun_color;
COLOR.a = 1.0 - smoothstep(0.99, 1.0, length(n.xy));
}
)");
sun_direction_material.instantiate();
sun_direction_material->set_shader(sun_direction_shader);
sun_direction_material->set_shader_param("sun_direction", Vector3(0, 0, 1));