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authorYuri Roubinsky <chaosus89@gmail.com>2021-08-13 10:37:53 +0300
committerGitHub <noreply@github.com>2021-08-13 10:37:53 +0300
commiteadf9d92f97329d85f88dce1a6f8ea6866bf191b (patch)
treea0d57d154003c7fddd9100a2f001d9d00c3c9d8d
parentaf70288ee086493b3ab3df9c0e03c47ec07a19e8 (diff)
parentfa96c98bdf7a4ec3a97a6f99dea37a98c2c77f35 (diff)
Merge pull request #51609 from Chaosus/shader_fix_varying_error
Fix shader crash when using local var with the same name as varying
-rw-r--r--servers/rendering/renderer_rd/shader_compiler_rd.cpp4
-rw-r--r--servers/rendering/shader_language.cpp5
-rw-r--r--servers/rendering/shader_language.h2
3 files changed, 9 insertions, 2 deletions
diff --git a/servers/rendering/renderer_rd/shader_compiler_rd.cpp b/servers/rendering/renderer_rd/shader_compiler_rd.cpp
index 9c1068ea2e..8aa03b6426 100644
--- a/servers/rendering/renderer_rd/shader_compiler_rd.cpp
+++ b/servers/rendering/renderer_rd/shader_compiler_rd.cpp
@@ -887,7 +887,7 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
SL::VariableNode *vnode = (SL::VariableNode *)p_node;
bool use_fragment_varying = false;
- if (!(p_actions.entry_point_stages.has(current_func_name) && p_actions.entry_point_stages[current_func_name] == STAGE_VERTEX)) {
+ if (!vnode->is_local && !(p_actions.entry_point_stages.has(current_func_name) && p_actions.entry_point_stages[current_func_name] == STAGE_VERTEX)) {
if (p_assigning) {
if (shader->varyings.has(vnode->name)) {
use_fragment_varying = true;
@@ -1037,7 +1037,7 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
SL::ArrayNode *anode = (SL::ArrayNode *)p_node;
bool use_fragment_varying = false;
- if (!(p_actions.entry_point_stages.has(current_func_name) && p_actions.entry_point_stages[current_func_name] == STAGE_VERTEX)) {
+ if (!anode->is_local && !(p_actions.entry_point_stages.has(current_func_name) && p_actions.entry_point_stages[current_func_name] == STAGE_VERTEX)) {
if (anode->assign_expression != nullptr && shader->varyings.has(anode->name)) {
use_fragment_varying = true;
} else {
diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index 47c6317962..20fcb1396d 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -4228,6 +4228,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
IdentifierType ident_type;
int array_size = 0;
StringName struct_name;
+ bool is_local = false;
if (p_block && p_block->block_tag != SubClassTag::TAG_GLOBAL) {
int idx = 0;
@@ -4284,6 +4285,8 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
} else {
last_type = ident_type;
}
+
+ is_local = ident_type == IDENTIFIER_LOCAL_VAR || ident_type == IDENTIFIER_FUNCTION_ARGUMENT;
}
Node *index_expression = nullptr;
@@ -4358,6 +4361,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
arrname->assign_expression = assign_expression;
arrname->is_const = is_const;
arrname->array_size = array_size;
+ arrname->is_local = is_local;
expr = arrname;
} else {
VariableNode *varname = alloc_node<VariableNode>();
@@ -4365,6 +4369,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
varname->datatype_cache = data_type;
varname->is_const = is_const;
varname->struct_name = struct_name;
+ varname->is_local = is_local;
expr = varname;
}
#ifdef DEBUG_ENABLED
diff --git a/servers/rendering/shader_language.h b/servers/rendering/shader_language.h
index fae7fa54aa..9e0a63f0f7 100644
--- a/servers/rendering/shader_language.h
+++ b/servers/rendering/shader_language.h
@@ -409,6 +409,7 @@ public:
StringName name;
StringName struct_name;
bool is_const = false;
+ bool is_local = false;
virtual DataType get_datatype() const override { return datatype_cache; }
virtual String get_datatype_name() const override { return String(struct_name); }
@@ -444,6 +445,7 @@ public:
Node *assign_expression = nullptr;
bool is_const = false;
int array_size = 0;
+ bool is_local = false;
virtual DataType get_datatype() const override { return datatype_cache; }
virtual String get_datatype_name() const override { return String(struct_name); }