diff options
Diffstat (limited to 'scene/resources/shader.cpp')
| -rw-r--r-- | scene/resources/shader.cpp | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/scene/resources/shader.cpp b/scene/resources/shader.cpp index d49157b1b8..16117986fe 100644 --- a/scene/resources/shader.cpp +++ b/scene/resources/shader.cpp @@ -33,6 +33,7 @@ #include "core/io/file_access.h" #include "scene/scene_string_names.h" #include "servers/rendering/shader_language.h" +#include "servers/rendering/shader_preprocessor.h" #include "servers/rendering_server.h" #include "texture.h" @@ -40,7 +41,23 @@ Shader::Mode Shader::get_mode() const { return mode; } +void Shader::_dependency_changed() { + RenderingServer::get_singleton()->shader_set_code(shader, RenderingServer::get_singleton()->shader_get_code(shader)); + params_cache_dirty = true; + + emit_changed(); +} + +void Shader::set_path(const String &p_path, bool p_take_over) { + Resource::set_path(p_path, p_take_over); + RS::get_singleton()->shader_set_path_hint(shader, p_path); +} + void Shader::set_code(const String &p_code) { + for (Ref<ShaderInclude> E : include_dependencies) { + E->disconnect(SNAME("changed"), callable_mp(this, &Shader::_dependency_changed)); + } + String type = ShaderLanguage::get_shader_type(p_code); if (type == "canvas_item") { @@ -55,7 +72,27 @@ void Shader::set_code(const String &p_code) { mode = MODE_SPATIAL; } - RenderingServer::get_singleton()->shader_set_code(shader, p_code); + code = p_code; + String pp_code = p_code; + + HashSet<Ref<ShaderInclude>> new_include_dependencies; + + { + // Preprocessor must run here and not in the server because: + // 1) Need to keep track of include dependencies at resource level + // 2) Server does not do interaction with Resource filetypes, this is a scene level feature. + ShaderPreprocessor preprocessor; + preprocessor.preprocess(p_code, pp_code, nullptr, nullptr, &new_include_dependencies); + } + + // This ensures previous include resources are not freed and then re-loaded during parse (which would make compiling slower) + include_dependencies = new_include_dependencies; + + for (Ref<ShaderInclude> E : include_dependencies) { + E->connect(SNAME("changed"), callable_mp(this, &Shader::_dependency_changed)); + } + + RenderingServer::get_singleton()->shader_set_code(shader, pp_code); params_cache_dirty = true; emit_changed(); @@ -63,7 +100,7 @@ void Shader::set_code(const String &p_code) { String Shader::get_code() const { _update_shader(); - return RenderingServer::get_singleton()->shader_get_code(shader); + return code; } void Shader::get_param_list(List<PropertyInfo> *p_params) const { |