diff options
Diffstat (limited to 'scene/resources/shader.h')
| -rw-r--r-- | scene/resources/shader.h | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/scene/resources/shader.h b/scene/resources/shader.h index d267e6520e..57be142a95 100644 --- a/scene/resources/shader.h +++ b/scene/resources/shader.h @@ -87,15 +87,44 @@ public: virtual bool is_text_shader() const; - _FORCE_INLINE_ StringName remap_uniform(const StringName &p_uniform) const { + // Finds the shader parameter name for the given property name, which should start with "shader_parameter/". + _FORCE_INLINE_ StringName remap_parameter(const StringName &p_property) const { if (params_cache_dirty) { get_shader_uniform_list(nullptr); } - const HashMap<StringName, StringName>::Iterator E = params_cache.find(p_uniform); - if (E) { - return E->value; + String n = p_property; + + // Backwards compatibility with old shader parameter names. + // Note: The if statements are important to make sure we are only replacing text exactly at index 0. + if (n.find("param/") == 0) { + n = n.replace_first("param/", "shader_parameter/"); + } + if (n.find("shader_param/") == 0) { + n = n.replace_first("shader_param/", "shader_parameter/"); + } + if (n.find("shader_uniform/") == 0) { + n = n.replace_first("shader_uniform/", "shader_parameter/"); + } + + { + // Additional backwards compatibility for projects between #62972 and #64092 (about a month of v4.0 development). + // These projects did not have any prefix for shader uniforms due to a bug. + // This code should be removed during beta or rc of 4.0. + const HashMap<StringName, StringName>::Iterator E = params_cache.find(n); + if (E) { + return E->value; + } + } + + if (n.begins_with("shader_parameter/")) { + n = n.replace_first("shader_parameter/", ""); + const HashMap<StringName, StringName>::Iterator E = params_cache.find(n); + if (E) { + return E->value; + } } + return StringName(); } |