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-Ability to choose operator for emission, closes #10441

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-Ability to use proper operator for GI Probe, closes #10534
-Closes #12938 as it's no longer needed (thanks for the work though)
This commit is contained in:
Juan Linietsky 2017-11-15 12:39:24 -03:00
parent a5c3e3084a
commit 7010ee3cb9
4 changed files with 52 additions and 8 deletions
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19
scene/3d/gi_probe.cpp
View file

@ -891,7 +891,7 @@ void GIProbe::_fixup_plot(int p_idx, int p_level, int p_x, int p_y, int p_z, Bak
}
}
Vector<Color> GIProbe::_get_bake_texture(Ref<Image> p_image, const Color &p_color) {
Vector<Color> GIProbe::_get_bake_texture(Ref<Image> p_image, const Color &p_color, bool p_color_add) {
Vector<Color> ret;
@ -919,9 +919,16 @@ Vector<Color> GIProbe::_get_bake_texture(Ref<Image> p_image, const Color &p_colo
for (int i = 0; i < bake_texture_size * bake_texture_size; i++) {
Color c;
c.r = (r[i * 4 + 0] / 255.0) * p_color.r;
c.g = (r[i * 4 + 1] / 255.0) * p_color.g;
c.b = (r[i * 4 + 2] / 255.0) * p_color.b;
if (p_color_add) {
c.r = (r[i * 4 + 0] / 255.0) + p_color.r;
c.g = (r[i * 4 + 1] / 255.0) + p_color.g;
c.b = (r[i * 4 + 2] / 255.0) + p_color.b;
} else {
c.r = (r[i * 4 + 0] / 255.0) * p_color.r;
c.g = (r[i * 4 + 1] / 255.0) * p_color.g;
c.b = (r[i * 4 + 2] / 255.0) * p_color.b;
}
c.a = r[i * 4 + 3] / 255.0;
ret[i] = c;
@ -954,7 +961,7 @@ GIProbe::Baker::MaterialCache GIProbe::_get_material_cache(Ref<Material> p_mater
} else {
}
mc.albedo = _get_bake_texture(img_albedo, mat->get_albedo());
mc.albedo = _get_bake_texture(img_albedo, mat->get_albedo(), false);
Ref<ImageTexture> emission_tex = mat->get_texture(SpatialMaterial::TEXTURE_EMISSION);
@ -970,7 +977,7 @@ GIProbe::Baker::MaterialCache GIProbe::_get_material_cache(Ref<Material> p_mater
img_emission = emission_tex->get_data();
}
mc.emission = _get_bake_texture(img_emission, emission_col);
mc.emission = _get_bake_texture(img_emission, emission_col, mat->get_emission_operator() == SpatialMaterial::EMISSION_OP_ADD);
} else {
Ref<Image> empty;

2
scene/3d/gi_probe.h
View file

@ -178,7 +178,7 @@ private:
int color_scan_cell_width;
int bake_texture_size;
Vector<Color> _get_bake_texture(Ref<Image> p_image, const Color &p_color);
Vector<Color> _get_bake_texture(Ref<Image> p_image, const Color &p_color, bool p_color_add = false);
Baker::MaterialCache _get_material_cache(Ref<Material> p_material, Baker *p_baker);
void _plot_face(int p_idx, int p_level, int p_x, int p_y, int p_z, const Vector3 *p_vtx, const Vector2 *p_uv, const Baker::MaterialCache &p_material, const Rect3 &p_aabb, Baker *p_baker);
void _plot_mesh(const Transform &p_xform, Ref<Mesh> &p_mesh, Baker *p_baker, const Vector<Ref<Material> > &p_materials, const Ref<Material> &p_override_material);

27
scene/resources/material.cpp
View file

@ -723,7 +723,11 @@ void SpatialMaterial::_update_shader() {
} else {
code += "\tvec3 emission_tex = texture(texture_emission,base_uv).rgb;\n";
}
code += "\tEMISSION = (emission.rgb+emission_tex)*emission_energy;\n";
if (emission_op == EMISSION_OP_ADD) {
code += "\tEMISSION = (emission.rgb+emission_tex)*emission_energy;\n";
} else {
code += "\tEMISSION = (emission.rgb*emission_tex)*emission_energy;\n";
}
}
if (features[FEATURE_REFRACTION] && !flags[FLAG_UV1_USE_TRIPLANAR]) { //refraction not supported with triplanar
@ -1635,6 +1639,19 @@ float SpatialMaterial::get_distance_fade_min_distance() const {
return distance_fade_min_distance;
}
void SpatialMaterial::set_emission_operator(EmissionOperator p_op) {
if (emission_op == p_op)
return;
emission_op = p_op;
_queue_shader_change();
}
SpatialMaterial::EmissionOperator SpatialMaterial::get_emission_operator() const {
return emission_op;
}
RID SpatialMaterial::get_shader_rid() const {
ERR_FAIL_COND_V(!shader_map.has(current_key), RID());
@ -1769,6 +1786,9 @@ void SpatialMaterial::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_grow", "amount"), &SpatialMaterial::set_grow);
ClassDB::bind_method(D_METHOD("get_grow"), &SpatialMaterial::get_grow);
ClassDB::bind_method(D_METHOD("set_emission_operator", "operator"), &SpatialMaterial::set_emission_operator);
ClassDB::bind_method(D_METHOD("get_emission_operator"), &SpatialMaterial::get_emission_operator);
ClassDB::bind_method(D_METHOD("set_ao_light_affect", "amount"), &SpatialMaterial::set_ao_light_affect);
ClassDB::bind_method(D_METHOD("get_ao_light_affect"), &SpatialMaterial::get_ao_light_affect);
@ -1854,6 +1874,7 @@ void SpatialMaterial::_bind_methods() {
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "emission_enabled"), "set_feature", "get_feature", FEATURE_EMISSION);
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "emission", PROPERTY_HINT_COLOR_NO_ALPHA), "set_emission", "get_emission");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "emission_energy", PROPERTY_HINT_RANGE, "0,16,0.01"), "set_emission_energy", "get_emission_energy");
ADD_PROPERTY(PropertyInfo(Variant::INT, "emission_operator", PROPERTY_HINT_ENUM, "Add,Multiply"), "set_emission_operator", "get_emission_operator");
ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "emission_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_texture", "get_texture", TEXTURE_EMISSION);
ADD_GROUP("NormalMap", "normal_");
@ -2022,6 +2043,9 @@ void SpatialMaterial::_bind_methods() {
BIND_ENUM_CONSTANT(TEXTURE_CHANNEL_BLUE);
BIND_ENUM_CONSTANT(TEXTURE_CHANNEL_ALPHA);
BIND_ENUM_CONSTANT(TEXTURE_CHANNEL_GRAYSCALE);
BIND_ENUM_CONSTANT(EMISSION_OP_ADD);
BIND_ENUM_CONSTANT(EMISSION_OP_MULTIPLY);
}
SpatialMaterial::SpatialMaterial()
@ -2057,6 +2081,7 @@ SpatialMaterial::SpatialMaterial()
set_particles_anim_v_frames(1);
set_particles_anim_loop(false);
set_alpha_scissor_threshold(0.98);
emission_op = EMISSION_OP_ADD;
proximity_fade_enabled = false;
distance_fade_enabled = false;

12
scene/resources/material.h
View file

@ -215,6 +215,11 @@ public:
TEXTURE_CHANNEL_GRAYSCALE
};
enum EmissionOperator {
EMISSION_OP_ADD,
EMISSION_OP_MULTIPLY
};
private:
union MaterialKey {
@ -234,6 +239,7 @@ private:
uint64_t grow : 1;
uint64_t proximity_fade : 1;
uint64_t distance_fade : 1;
uint64_t emission_op : 1;
};
uint64_t key;
@ -278,6 +284,7 @@ private:
mk.grow = grow_enabled;
mk.proximity_fade = proximity_fade_enabled;
mk.distance_fade = distance_fade_enabled;
mk.emission_op = emission_op;
return mk;
}
@ -394,6 +401,7 @@ private:
SpecularMode specular_mode;
DiffuseMode diffuse_mode;
BillboardMode billboard_mode;
EmissionOperator emission_op;
TextureChannel metallic_texture_channel;
TextureChannel roughness_texture_channel;
@ -571,6 +579,9 @@ public:
void set_distance_fade_min_distance(float p_distance);
float get_distance_fade_min_distance() const;
void set_emission_operator(EmissionOperator p_op);
EmissionOperator get_emission_operator() const;
void set_metallic_texture_channel(TextureChannel p_channel);
TextureChannel get_metallic_texture_channel() const;
void set_roughness_texture_channel(TextureChannel p_channel);
@ -603,6 +614,7 @@ VARIANT_ENUM_CAST(SpatialMaterial::DiffuseMode)
VARIANT_ENUM_CAST(SpatialMaterial::SpecularMode)
VARIANT_ENUM_CAST(SpatialMaterial::BillboardMode)
VARIANT_ENUM_CAST(SpatialMaterial::TextureChannel)
VARIANT_ENUM_CAST(SpatialMaterial::EmissionOperator)
//////////////////////