Merge pull request #48837 from Soupstraw/shader-pi

Added constants PI, TAU and E to the shader language

5 files changed, 20 insertions, 0 deletions

diff --git a/servers/rendering/renderer_rd/forward_clustered/scene_shader_forward_clustered.cpp b/servers/rendering/renderer_rd/forward_clustered/scene_shader_forward_clustered.cpp
index c96c541461..5a26b5abbb 100644
--- a/servers/rendering/renderer_rd/forward_clustered/scene_shader_forward_clustered.cpp
+++ b/servers/rendering/renderer_rd/forward_clustered/scene_shader_forward_clustered.cpp
@@ -30,6 +30,7 @@
 
 #include "scene_shader_forward_clustered.h"
 #include "core/config/project_settings.h"
+#include "core/math/math_defs.h"
 #include "render_forward_clustered.h"
 
 using namespace RendererSceneRenderImplementation;
@@ -608,6 +609,9 @@ void SceneShaderForwardClustered::init(RendererStorageRD *p_storage, const Strin
 		//builtins
 
 		actions.renames["TIME"] = "scene_data.time";
+		actions.renames["PI"] = _MKSTR(Math_PI);
+		actions.renames["TAU"] = _MKSTR(Math_TAU);
+		actions.renames["E"] = _MKSTR(Math_E);
 		actions.renames["VIEWPORT_SIZE"] = "scene_data.viewport_size";
 
 		actions.renames["FRAGCOORD"] = "gl_FragCoord";
diff --git a/servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp b/servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp
index b9220cc514..883273c8a5 100644
--- a/servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp
+++ b/servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp
@@ -30,6 +30,7 @@
 
 #include "scene_shader_forward_mobile.h"
 #include "core/config/project_settings.h"
+#include "core/math/math_defs.h"
 #include "render_forward_mobile.h"
 
 using namespace RendererSceneRenderImplementation;
@@ -625,6 +626,9 @@ void SceneShaderForwardMobile::init(RendererStorageRD *p_storage, const String p
 		//builtins
 
 		actions.renames["TIME"] = "scene_data.time";
+		actions.renames["PI"] = _MKSTR(Math_PI);
+		actions.renames["TAU"] = _MKSTR(Math_TAU);
+		actions.renames["E"] = _MKSTR(Math_E);
 		actions.renames["VIEWPORT_SIZE"] = "scene_data.viewport_size";
 
 		actions.renames["FRAGCOORD"] = "gl_FragCoord";
diff --git a/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp b/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
index 1f27dd54ec..70c1705bff 100644
--- a/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
@@ -31,6 +31,7 @@
 #include "renderer_canvas_render_rd.h"
 #include "core/config/project_settings.h"
 #include "core/math/geometry_2d.h"
+#include "core/math/math_defs.h"
 #include "core/math/math_funcs.h"
 #include "renderer_compositor_rd.h"
 #include "servers/rendering/rendering_server_default.h"
@@ -2408,6 +2409,9 @@ RendererCanvasRenderRD::RendererCanvasRenderRD(RendererStorageRD *p_storage) {
 		actions.renames["CANVAS_MATRIX"] = "canvas_data.canvas_transform";
 		actions.renames["SCREEN_MATRIX"] = "canvas_data.screen_transform";
 		actions.renames["TIME"] = "canvas_data.time";
+		actions.renames["PI"] = _MKSTR(Math_PI);
+		actions.renames["TAU"] = _MKSTR(Math_TAU);
+		actions.renames["E"] = _MKSTR(Math_E);
 		actions.renames["AT_LIGHT_PASS"] = "false";
 		actions.renames["INSTANCE_CUSTOM"] = "instance_custom";
 
diff --git a/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp b/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
index 54c6e81110..966a1c6815 100644
--- a/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
@@ -30,6 +30,7 @@
 
 #include "renderer_scene_sky_rd.h"
 #include "core/config/project_settings.h"
+#include "core/math/math_defs.h"
 #include "renderer_scene_render_rd.h"
 #include "servers/rendering/rendering_server_default.h"
 
@@ -710,6 +711,9 @@ void RendererSceneSkyRD::init(RendererStorageRD *p_storage) {
 		actions.renames["SKY_COORDS"] = "panorama_coords";
 		actions.renames["SCREEN_UV"] = "uv";
 		actions.renames["TIME"] = "params.time";
+		actions.renames["PI"] = _MKSTR(Math_PI);
+		actions.renames["TAU"] = _MKSTR(Math_TAU);
+		actions.renames["E"] = _MKSTR(Math_E);
 		actions.renames["HALF_RES_COLOR"] = "half_res_color";
 		actions.renames["QUARTER_RES_COLOR"] = "quarter_res_color";
 		actions.renames["RADIANCE"] = "radiance";
diff --git a/servers/rendering/renderer_rd/renderer_storage_rd.cpp b/servers/rendering/renderer_rd/renderer_storage_rd.cpp
index 26ddd74a80..7a26e40c0a 100644
--- a/servers/rendering/renderer_rd/renderer_storage_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_storage_rd.cpp
@@ -33,6 +33,7 @@
 #include "core/config/engine.h"
 #include "core/config/project_settings.h"
 #include "core/io/resource_loader.h"
+#include "core/math/math_defs.h"
 #include "renderer_compositor_rd.h"
 #include "servers/rendering/shader_language.h"
 
@@ -9225,6 +9226,9 @@ RendererStorageRD::RendererStorageRD() {
 		actions.renames["CUSTOM"] = "PARTICLE.custom";
 		actions.renames["TRANSFORM"] = "PARTICLE.xform";
 		actions.renames["TIME"] = "FRAME.time";
+		actions.renames["PI"] = _MKSTR(Math_PI);
+		actions.renames["TAU"] = _MKSTR(Math_TAU);
+		actions.renames["E"] = _MKSTR(Math_E);
 		actions.renames["LIFETIME"] = "params.lifetime";
 		actions.renames["DELTA"] = "local_delta";
 		actions.renames["NUMBER"] = "particle_number";