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Implement tooltips for shader uniform in the inspector.

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using regular expressions
This commit is contained in:
Magian
2024-04-26 17:48:11 +08:00
parent 4a0160241f
commit e3a7c751f2
3 changed files with 52 additions and 1 deletions
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43
scene/resources/shader.cpp
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@ -37,6 +37,15 @@
#include "servers/rendering_server.h"
#include "texture.h"
#ifdef TOOLS_ENABLED
#include "editor/editor_help.h"
#include "modules/modules_enabled.gen.h" // For regex.
#ifdef MODULE_REGEX_ENABLED
#include "modules/regex/regex.h"
#endif
#endif
Shader::Mode Shader::get_mode() const {
return mode;
}
@ -121,6 +130,11 @@ void Shader::get_shader_uniform_list(List<PropertyInfo> *p_params, bool p_get_gr
List<PropertyInfo> local;
RenderingServer::get_singleton()->get_shader_parameter_list(shader, &local);
#ifdef TOOLS_ENABLED
DocData::ClassDoc class_doc;
class_doc.name = get_path();
class_doc.is_script_doc = true;
#endif
for (PropertyInfo &pi : local) {
bool is_group = pi.usage == PROPERTY_USAGE_GROUP || pi.usage == PROPERTY_USAGE_SUBGROUP;
if (!p_get_groups && is_group) {
@ -136,9 +150,38 @@ void Shader::get_shader_uniform_list(List<PropertyInfo> *p_params, bool p_get_gr
if (pi.type == Variant::RID) {
pi.type = Variant::OBJECT;
}
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
#ifdef MODULE_REGEX_ENABLED
const RegEx pattern("/\\*\\*([^*]|[\\r\\n]|(\\*+([^*/]|[\\r\\n])))*\\*+/\\s*uniform\\s+\\w+\\s+" + pi.name + "(?=[\\s:;=])");
Ref<RegExMatch> pattern_ref = pattern.search(code);
if (pattern_ref != nullptr) {
RegExMatch *match = pattern_ref.ptr();
const RegEx pattern_tip("\\/\\*\\*([\\s\\S]*?)\\*/");
Ref<RegExMatch> pattern_tip_ref = pattern_tip.search(match->get_string(0));
RegExMatch *match_tip = pattern_tip_ref.ptr();
const RegEx pattern_stripped("\\n\\s*\\*\\s*");
DocData::PropertyDoc prop_doc;
prop_doc.name = "shader_parameter/" + pi.name;
prop_doc.description = pattern_stripped.sub(match_tip->get_string(1), "\n", true);
class_doc.properties.push_back(prop_doc);
}
#else
DocData::PropertyDoc prop_doc;
prop_doc.name = "shader_parameter/" + pi.name;
// prop_doc.description = "(Regex module is not enabled, shader parameter documentation will not be available.)";
class_doc.properties.push_back(prop_doc);
#endif
}
#endif
p_params->push_back(pi);
}
}
#ifdef TOOLS_ENABLED
if (!class_doc.name.is_empty() && p_params) {
EditorHelp::get_doc_data()->add_doc(class_doc);
}
#endif
}
RID Shader::get_rid() const {