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Allow SCREEN_UV to be used in light function of spatial shader

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Chaosus
2024-07-31 18:33:16 +03:00
parent fd4c29a189
commit a64b3fd3f8
7 changed files with 26 additions and 23 deletions
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22
drivers/gles3/shaders/scene.glsl
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@@ -1259,7 +1259,7 @@ float SchlickFresnel(float u) {
return m2 * m2 * m; // pow(m,5)
}
void light_compute(vec3 N, vec3 L, vec3 V, float A, vec3 light_color, bool is_directional, float attenuation, vec3 f0, float roughness, float metallic, float specular_amount, vec3 albedo, inout float alpha,
void light_compute(vec3 N, vec3 L, vec3 V, float A, vec3 light_color, bool is_directional, float attenuation, vec3 f0, float roughness, float metallic, float specular_amount, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -1423,7 +1423,7 @@ float get_omni_spot_attenuation(float distance, float inv_range, float decay) {
}
#if !defined(DISABLE_LIGHT_OMNI) || defined(ADDITIVE_OMNI)
void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f0, float roughness, float metallic, float shadow, vec3 albedo, inout float alpha,
void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f0, float roughness, float metallic, float shadow, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -1450,7 +1450,7 @@ void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f
omni_attenuation *= shadow;
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, omni_attenuation, f0, roughness, metallic, omni_lights[idx].specular_amount, albedo, alpha,
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, omni_attenuation, f0, roughness, metallic, omni_lights[idx].specular_amount, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -1469,7 +1469,7 @@ void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f
#endif // !DISABLE_LIGHT_OMNI
#if !defined(DISABLE_LIGHT_SPOT) || defined(ADDITIVE_SPOT)
void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f0, float roughness, float metallic, float shadow, vec3 albedo, inout float alpha,
void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f0, float roughness, float metallic, float shadow, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -1506,7 +1506,7 @@ void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 f
spot_attenuation *= shadow;
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, spot_attenuation, f0, roughness, metallic, spot_lights[idx].specular_amount, albedo, alpha,
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, spot_attenuation, f0, roughness, metallic, spot_lights[idx].specular_amount, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2114,7 +2114,7 @@ void main() {
continue;
}
#endif
light_compute(normal, normalize(directional_lights[i].direction), normalize(view), directional_lights[i].size, directional_lights[i].color * directional_lights[i].energy, true, 1.0, f0, roughness, metallic, 1.0, albedo, alpha,
light_compute(normal, normalize(directional_lights[i].direction), normalize(view), directional_lights[i].size, directional_lights[i].color * directional_lights[i].energy, true, 1.0, f0, roughness, metallic, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2143,7 +2143,7 @@ void main() {
continue;
}
#endif
light_process_omni(omni_light_indices[i], vertex, view, normal, f0, roughness, metallic, 1.0, albedo, alpha,
light_process_omni(omni_light_indices[i], vertex, view, normal, f0, roughness, metallic, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2171,7 +2171,7 @@ void main() {
continue;
}
#endif
light_process_spot(spot_light_indices[i], vertex, view, normal, f0, roughness, metallic, 1.0, albedo, alpha,
light_process_spot(spot_light_indices[i], vertex, view, normal, f0, roughness, metallic, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2389,7 +2389,7 @@ void main() {
#endif // SHADOWS_DISABLED
#ifndef USE_VERTEX_LIGHTING
light_compute(normal, normalize(directional_lights[directional_shadow_index].direction), normalize(view), directional_lights[directional_shadow_index].size, directional_lights[directional_shadow_index].color * directional_lights[directional_shadow_index].energy, true, directional_shadow, f0, roughness, metallic, 1.0, albedo, alpha,
light_compute(normal, normalize(directional_lights[directional_shadow_index].direction), normalize(view), directional_lights[directional_shadow_index].size, directional_lights[directional_shadow_index].color * directional_lights[directional_shadow_index].energy, true, directional_shadow, f0, roughness, metallic, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2421,7 +2421,7 @@ void main() {
#endif // SHADOWS_DISABLED
#ifndef USE_VERTEX_LIGHTING
light_process_omni(omni_light_index, vertex, view, normal, f0, roughness, metallic, omni_shadow, albedo, alpha,
light_process_omni(omni_light_index, vertex, view, normal, f0, roughness, metallic, omni_shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2451,7 +2451,7 @@ void main() {
#endif // SHADOWS_DISABLED
#ifndef USE_VERTEX_LIGHTING
light_process_spot(spot_light_index, vertex, view, normal, f0, roughness, metallic, spot_shadow, albedo, alpha,
light_process_spot(spot_light_index, vertex, view, normal, f0, roughness, metallic, spot_shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif

3
editor/plugins/visual_shader_editor_plugin.cpp
View File

@@ -7026,7 +7026,7 @@ VisualShaderEditor::VisualShaderEditor() {
add_options.push_back(AddOption("NodePositionView", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_vertex_and_fragment_shader_modes, "node_position_view", "NODE_POSITION_VIEW"), { "node_position_view" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("NodePositionWorld", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_vertex_and_fragment_shader_modes, "node_position_world", "NODE_POSITION_WORLD"), { "node_position_world" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("PointCoord", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_fragment_shader_mode, "point_coord", "POINT_COORD"), { "point_coord" }, VisualShaderNode::PORT_TYPE_VECTOR_2D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("ScreenUV", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_fragment_shader_mode, "screen_uv", "SCREEN_UV"), { "screen_uv" }, VisualShaderNode::PORT_TYPE_VECTOR_2D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("ScreenUV", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_fragment_and_light_shader_modes, "screen_uv", "SCREEN_UV"), { "screen_uv" }, VisualShaderNode::PORT_TYPE_VECTOR_2D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("Tangent", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_vertex_and_fragment_shader_modes, "tangent", "TANGENT"), { "tangent" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("Vertex", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_vertex_and_fragment_shader_modes, "vertex", "VERTEX"), { "vertex" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("View", "Input/Fragment", "VisualShaderNodeInput", vformat(input_param_for_fragment_and_light_shader_modes, "view", "VIEW"), { "view" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_FRAGMENT, Shader::MODE_SPATIAL));
@@ -7044,6 +7044,7 @@ VisualShaderEditor::VisualShaderEditor() {
add_options.push_back(AddOption("LightIsDirectional", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_light_shader_mode, "light_is_directional", "LIGHT_IS_DIRECTIONAL"), { "light_is_directional" }, VisualShaderNode::PORT_TYPE_BOOLEAN, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("Metallic", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_light_shader_mode, "metallic", "METALLIC"), { "metallic" }, VisualShaderNode::PORT_TYPE_SCALAR, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("Roughness", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_light_shader_mode, "roughness", "ROUGHNESS"), { "roughness" }, VisualShaderNode::PORT_TYPE_SCALAR, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("ScreenUV", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_fragment_and_light_shader_modes, "screen_uv", "SCREEN_UV"), { "screen_uv" }, VisualShaderNode::PORT_TYPE_VECTOR_2D, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("Specular", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_light_shader_mode, "specular", "SPECULAR_LIGHT"), { "specular" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
add_options.push_back(AddOption("View", "Input/Light", "VisualShaderNodeInput", vformat(input_param_for_fragment_and_light_shader_modes, "view", "VIEW"), { "view" }, VisualShaderNode::PORT_TYPE_VECTOR_3D, TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));

1
scene/resources/visual_shader.cpp
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@@ -3167,6 +3167,7 @@ const VisualShaderNodeInput::Port VisualShaderNodeInput::ports[] = {
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_BOOLEAN, "output_is_srgb", "OUTPUT_IS_SRGB" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "projection_matrix", "PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR_2D, "screen_uv", "SCREEN_UV" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR_3D, "specular", "SPECULAR_LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR_2D, "uv", "UV" },

6
servers/rendering/renderer_rd/shaders/forward_clustered/scene_forward_clustered.glsl
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@@ -2299,7 +2299,7 @@ void fragment_shader(in SceneData scene_data) {
#else
directional_lights.data[i].color * directional_lights.data[i].energy * tint,
#endif
true, shadow, f0, orms, 1.0, albedo, alpha,
true, shadow, f0, orms, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2373,7 +2373,7 @@ void fragment_shader(in SceneData scene_data) {
shadow = blur_shadow(shadow);
light_process_omni(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha,
light_process_omni(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -2445,7 +2445,7 @@ void fragment_shader(in SceneData scene_data) {
shadow = blur_shadow(shadow);
light_process_spot(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha,
light_process_spot(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif

6
servers/rendering/renderer_rd/shaders/forward_mobile/scene_forward_mobile.glsl
View File

@@ -1591,7 +1591,7 @@ void main() {
light_compute(normal, directional_lights.data[i].direction, view, size_A,
directional_lights.data[i].color * directional_lights.data[i].energy * tint,
true, shadow, f0, orms, 1.0, albedo, alpha,
true, shadow, f0, orms, 1.0, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -1628,7 +1628,7 @@ void main() {
shadow = blur_shadow(shadow);
// Fragment lighting
light_process_omni(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha,
light_process_omni(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -1661,7 +1661,7 @@ void main() {
shadow = blur_shadow(shadow);
light_process_spot(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha,
light_process_spot(light_index, vertex, view, normal, vertex_ddx, vertex_ddy, f0, orms, shadow, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif

10
servers/rendering/renderer_rd/shaders/scene_forward_lights_inc.glsl
View File

@@ -39,7 +39,7 @@ vec3 F0(float metallic, float specular, vec3 albedo) {
return mix(vec3(dielectric), albedo, vec3(metallic));
}
void light_compute(vec3 N, vec3 L, vec3 V, float A, vec3 light_color, bool is_directional, float attenuation, vec3 f0, uint orms, float specular_amount, vec3 albedo, inout float alpha,
void light_compute(vec3 N, vec3 L, vec3 V, float A, vec3 light_color, bool is_directional, float attenuation, vec3 f0, uint orms, float specular_amount, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -547,7 +547,7 @@ float light_process_omni_shadow(uint idx, vec3 vertex, vec3 normal, float taa_fr
return 1.0;
}
void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 vertex_ddx, vec3 vertex_ddy, vec3 f0, uint orms, float shadow, vec3 albedo, inout float alpha,
void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 vertex_ddx, vec3 vertex_ddy, vec3 f0, uint orms, float shadow, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -675,7 +675,7 @@ void light_process_omni(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 v
light_attenuation *= shadow;
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, light_attenuation, f0, orms, omni_lights.data[idx].specular_amount, albedo, alpha,
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, light_attenuation, f0, orms, omni_lights.data[idx].specular_amount, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif
@@ -793,7 +793,7 @@ vec2 normal_to_panorama(vec3 n) {
return panorama_coords;
}
void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 vertex_ddx, vec3 vertex_ddy, vec3 f0, uint orms, float shadow, vec3 albedo, inout float alpha,
void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 vertex_ddx, vec3 vertex_ddy, vec3 f0, uint orms, float shadow, vec3 albedo, inout float alpha, vec2 screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
vec3 backlight,
#endif
@@ -884,7 +884,7 @@ void light_process_spot(uint idx, vec3 vertex, vec3 eye_vec, vec3 normal, vec3 v
}
light_attenuation *= shadow;
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, light_attenuation, f0, orms, spot_lights.data[idx].specular_amount, albedo, alpha,
light_compute(normal, normalize(light_rel_vec), eye_vec, size_A, color, false, light_attenuation, f0, orms, spot_lights.data[idx].specular_amount, albedo, alpha, screen_uv,
#ifdef LIGHT_BACKLIGHT_USED
backlight,
#endif

1
servers/rendering/shader_types.cpp
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@@ -201,6 +201,7 @@ ShaderTypes::ShaderTypes() {
shader_modes[RS::SHADER_SPATIAL].functions["light"].built_ins["DIFFUSE_LIGHT"] = ShaderLanguage::TYPE_VEC3;
shader_modes[RS::SHADER_SPATIAL].functions["light"].built_ins["SPECULAR_LIGHT"] = ShaderLanguage::TYPE_VEC3;
shader_modes[RS::SHADER_SPATIAL].functions["light"].built_ins["ALPHA"] = ShaderLanguage::TYPE_FLOAT;
shader_modes[RS::SHADER_SPATIAL].functions["light"].built_ins["SCREEN_UV"] = constt(ShaderLanguage::TYPE_VEC2);
shader_modes[RS::SHADER_SPATIAL].functions["light"].can_discard = true;
shader_modes[RS::SHADER_SPATIAL].functions["light"].main_function = true;