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-rw-r--r--intern/cycles/blender/addon/properties.py2
-rw-r--r--intern/cycles/blender/addon/ui.py4
-rw-r--r--intern/cycles/blender/blender_object.cpp2
-rw-r--r--intern/cycles/render/light.cpp19
-rw-r--r--intern/cycles/render/light.h1
-rw-r--r--release/scripts/startup/bl_ui/properties_data_light.py4
-rw-r--r--release/scripts/startup/bl_ui/space_view3d.py9
-rw-r--r--source/blender/blenkernel/intern/light.c1
-rw-r--r--source/blender/blenloader/intern/versioning_280.c7
-rw-r--r--source/blender/draw/engines/eevee/eevee_lights.c3
-rw-r--r--source/blender/makesdna/DNA_light_types.h3
-rw-r--r--source/blender/makesrna/intern/rna_light.c8
12 files changed, 52 insertions, 11 deletions
diff --git a/intern/cycles/blender/addon/properties.py b/intern/cycles/blender/addon/properties.py
index 6da88a769f5..f376eb8ec67 100644
--- a/intern/cycles/blender/addon/properties.py
+++ b/intern/cycles/blender/addon/properties.py
@@ -1490,7 +1490,7 @@ class CyclesPreferences(bpy.types.AddonPreferences):
break
if not found_device:
- col = box.column(align=True);
+ col = box.column(align=True)
col.label(text="No compatible GPUs found for path tracing", icon='INFO')
col.label(text="Cycles will render on the CPU", icon='BLANK1')
return
diff --git a/intern/cycles/blender/addon/ui.py b/intern/cycles/blender/addon/ui.py
index 9714067b08e..5ff88367f22 100644
--- a/intern/cycles/blender/addon/ui.py
+++ b/intern/cycles/blender/addon/ui.py
@@ -1345,8 +1345,10 @@ class CYCLES_LIGHT_PT_light(CyclesButtonsPanel, Panel):
col.prop(light, "energy")
col.separator()
- if light.type in {'POINT', 'SUN', 'SPOT'}:
+ if light.type in {'POINT', 'SPOT'}:
col.prop(light, "shadow_soft_size", text="Size")
+ elif light.type == 'SUN':
+ col.prop(light, "angle")
elif light.type == 'AREA':
col.prop(light, "shape", text="Shape")
sub = col.column(align=True)
diff --git a/intern/cycles/blender/blender_object.cpp b/intern/cycles/blender/blender_object.cpp
index 1094ff37afb..c07e896ab33 100644
--- a/intern/cycles/blender/blender_object.cpp
+++ b/intern/cycles/blender/blender_object.cpp
@@ -149,7 +149,7 @@ void BlenderSync::sync_light(BL::Object &b_parent,
// }
case BL::Light::type_SUN: {
BL::SunLight b_sun_light(b_light);
- light->size = b_sun_light.shadow_soft_size();
+ light->angle = b_sun_light.angle();
light->type = LIGHT_DISTANT;
break;
}
diff --git a/intern/cycles/render/light.cpp b/intern/cycles/render/light.cpp
index ef4bd4260c9..5c3f1c35bdc 100644
--- a/intern/cycles/render/light.cpp
+++ b/intern/cycles/render/light.cpp
@@ -398,11 +398,18 @@ void LightManager::device_update_distribution(Device *,
distribution[offset].lamp.size = light->size;
totarea += lightarea;
- if (light->size > 0.0f && light->use_mis)
- use_lamp_mis = true;
- if (light->type == LIGHT_BACKGROUND) {
+ if (light->type == LIGHT_DISTANT) {
+ use_lamp_mis |= (light->angle > 0.0f && light->use_mis);
+ }
+ else if (light->type == LIGHT_POINT || light->type == LIGHT_SPOT) {
+ use_lamp_mis |= (light->size > 0.0f && light->use_mis);
+ }
+ else if (light->type == LIGHT_AREA) {
+ use_lamp_mis |= light->use_mis;
+ }
+ else if (light->type == LIGHT_BACKGROUND) {
num_background_lights++;
- background_mis = light->use_mis;
+ background_mis |= light->use_mis;
}
light_index++;
@@ -725,8 +732,8 @@ void LightManager::device_update_points(Device *, DeviceScene *dscene, Scene *sc
else if (light->type == LIGHT_DISTANT) {
shader_id &= ~SHADER_AREA_LIGHT;
- float radius = light->size;
- float angle = atanf(radius);
+ float angle = light->angle / 2.0f;
+ float radius = tanf(angle);
float cosangle = cosf(angle);
float area = M_PI_F * radius * radius;
float invarea = (area > 0.0f) ? 1.0f / area : 1.0f;
diff --git a/intern/cycles/render/light.h b/intern/cycles/render/light.h
index a7bffde7a8d..79450ea5f8d 100644
--- a/intern/cycles/render/light.h
+++ b/intern/cycles/render/light.h
@@ -47,6 +47,7 @@ class Light : public Node {
float3 dir;
float size;
+ float angle;
float3 axisu;
float sizeu;
diff --git a/release/scripts/startup/bl_ui/properties_data_light.py b/release/scripts/startup/bl_ui/properties_data_light.py
index 3d78b3a664d..376b7561739 100644
--- a/release/scripts/startup/bl_ui/properties_data_light.py
+++ b/release/scripts/startup/bl_ui/properties_data_light.py
@@ -101,8 +101,10 @@ class DATA_PT_EEVEE_light(DataButtonsPanel, Panel):
col.separator()
- if light.type in {'POINT', 'SPOT', 'SUN'}:
+ if light.type in {'POINT', 'SPOT'}:
col.prop(light, "shadow_soft_size", text="Radius")
+ elif light.type == 'SUN':
+ col.prop(light, "angle")
elif light.type == 'AREA':
col.prop(light, "shape")
diff --git a/release/scripts/startup/bl_ui/space_view3d.py b/release/scripts/startup/bl_ui/space_view3d.py
index 1b833d0a8c3..35b37475f17 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -2312,12 +2312,19 @@ class VIEW3D_MT_object_context_menu(Menu):
props.data_path_item = "data.size_y"
props.header_text = "Light Size Y: %.3f"
- elif light.type in {'SPOT', 'POINT', 'SUN'}:
+ elif light.type in {'SPOT', 'POINT'}:
props = layout.operator("wm.context_modal_mouse", text="Radius")
props.data_path_iter = "selected_editable_objects"
props.data_path_item = "data.shadow_soft_size"
props.header_text = "Light Radius: %.3f"
+ elif light.type == 'SUN':
+ props = layout.operator("wm.context_modal_mouse", text="Angle")
+ props.data_path_iter = "selected_editable_objects"
+ props.data_path_item = "data.angle"
+ props.header_text = "Light Angle: %.3f"
+
+
if light.type == 'SPOT':
layout.separator()
diff --git a/source/blender/blenkernel/intern/light.c b/source/blender/blenkernel/intern/light.c
index 05b2eb82daf..1c3acb6a73a 100644
--- a/source/blender/blenkernel/intern/light.c
+++ b/source/blender/blenkernel/intern/light.c
@@ -80,6 +80,7 @@ void BKE_light_init(Light *la)
la->contact_thickness = 0.2f;
la->spec_fac = 1.0f;
la->att_dist = 40.0f;
+ la->sun_angle = DEG2RADF(0.526f);
curvemapping_initialize(la->curfalloff);
}
diff --git a/source/blender/blenloader/intern/versioning_280.c b/source/blender/blenloader/intern/versioning_280.c
index 9d8fa2d06d0..526931d1a45 100644
--- a/source/blender/blenloader/intern/versioning_280.c
+++ b/source/blender/blenloader/intern/versioning_280.c
@@ -3418,5 +3418,12 @@ void blo_do_versions_280(FileData *fd, Library *UNUSED(lib), Main *bmain)
LISTBASE_FOREACH (bArmature *, arm, &bmain->armatures) {
arm->flag &= ~(ARM_FLAG_UNUSED_7 | ARM_FLAG_UNUSED_9);
}
+
+ /* Initializes sun lights with the new angular diameter property */
+ if (!DNA_struct_elem_find(fd->filesdna, "Light", "float", "sun_angle")) {
+ LISTBASE_FOREACH (Light *, light, &bmain->lights) {
+ light->sun_angle = 2.0f * atanf(light->area_size);
+ }
+ }
}
}
diff --git a/source/blender/draw/engines/eevee/eevee_lights.c b/source/blender/draw/engines/eevee/eevee_lights.c
index 730372bce9c..f64cd340ab2 100644
--- a/source/blender/draw/engines/eevee/eevee_lights.c
+++ b/source/blender/draw/engines/eevee/eevee_lights.c
@@ -672,6 +672,9 @@ static void light_shape_parameters_set(EEVEE_Light *evli, const Light *la, float
evli->sizey = max_ff(0.003f, la->area_size * scale[1] * 0.5f);
}
}
+ else if (la->type == LA_SUN) {
+ evli->radius = max_ff(0.001f, tanf(la->sun_angle / 2.0f));
+ }
else {
evli->radius = max_ff(0.001f, la->area_size);
}
diff --git a/source/blender/makesdna/DNA_light_types.h b/source/blender/makesdna/DNA_light_types.h
index 6bd118b7be9..5e881053910 100644
--- a/source/blender/makesdna/DNA_light_types.h
+++ b/source/blender/makesdna/DNA_light_types.h
@@ -66,6 +66,9 @@ typedef struct Light {
short area_shape;
float area_size, area_sizey, area_sizez;
+ float sun_angle;
+ char _pad3[4];
+
/* texact is for buttons */
short texact, shadhalostep;
diff --git a/source/blender/makesrna/intern/rna_light.c b/source/blender/makesrna/intern/rna_light.c
index da2b5752a0f..54c8049d4d2 100644
--- a/source/blender/makesrna/intern/rna_light.c
+++ b/source/blender/makesrna/intern/rna_light.c
@@ -545,12 +545,20 @@ static void rna_def_spot_light(BlenderRNA *brna)
static void rna_def_sun_light(BlenderRNA *brna)
{
StructRNA *srna;
+ PropertyRNA *prop;
srna = RNA_def_struct(brna, "SunLight", "Light");
RNA_def_struct_sdna(srna, "Light");
RNA_def_struct_ui_text(srna, "Sun Light", "Constant direction parallel ray Light");
RNA_def_struct_ui_icon(srna, ICON_LIGHT_SUN);
+ prop = RNA_def_property(srna, "angle", PROP_FLOAT, PROP_ANGLE);
+ RNA_def_property_float_sdna(prop, NULL, "sun_angle");
+ RNA_def_property_float_default(prop, DEG2RADF(0.526f));
+ RNA_def_property_range(prop, DEG2RADF(0.0f), DEG2RADF(180.0f));
+ RNA_def_property_ui_text(prop, "Angle", "Angular diameter of the Sun as seen from the Earth");
+ RNA_def_property_update(prop, 0, "rna_Light_update");
+
rna_def_light_energy(srna, true);
rna_def_light_shadow(srna, true);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 09:57:36 +0300