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-rw-r--r--servers/rendering/renderer_rd/forward_clustered/scene_shader_forward_clustered.cpp3
-rw-r--r--servers/rendering/renderer_rd/forward_mobile/scene_shader_forward_mobile.cpp3
2 files changed, 6 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 c1b23af82f..bd9c736d6a 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
@@ -115,6 +115,9 @@ void SceneShaderForwardClustered::ShaderData::set_code(const String &p_code) {
actions.usage_flag_pointers["ALPHA"] = &uses_alpha;
actions.usage_flag_pointers["ALPHA_SCISSOR_THRESHOLD"] = &uses_alpha_clip;
+ // Use alpha clip pipeline for alpha hash/dither.
+ // This prevents sorting issues inherent to alpha blending and allows such materials to cast shadows.
+ actions.usage_flag_pointers["ALPHA_HASH_SCALE"] = &uses_alpha_clip;
actions.render_mode_flags["depth_prepass_alpha"] = &uses_depth_pre_pass;
actions.usage_flag_pointers["SSS_STRENGTH"] = &uses_sss;
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 02bd30d32d..db9db2fa44 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
@@ -116,6 +116,9 @@ void SceneShaderForwardMobile::ShaderData::set_code(const String &p_code) {
actions.usage_flag_pointers["ALPHA"] = &uses_alpha;
actions.usage_flag_pointers["ALPHA_SCISSOR_THRESHOLD"] = &uses_alpha_clip;
+ // Use alpha clip pipeline for alpha hash/dither.
+ // This prevents sorting issues inherent to alpha blending and allows such materials to cast shadows.
+ actions.usage_flag_pointers["ALPHA_HASH_SCALE"] = &uses_alpha_clip;
actions.render_mode_flags["depth_prepass_alpha"] = &uses_depth_pre_pass;
// actions.usage_flag_pointers["SSS_STRENGTH"] = &uses_sss;