[Mesa-dev] [PATCH 5/7] glsl: copy explicit offset to uniform storage
Timothy Arceri
timothy.arceri at collabora.com
Sun Jan 10 19:13:10 PST 2016
---
src/glsl/link_uniform_blocks.cpp | 5 +++++
src/glsl/link_uniforms.cpp | 13 +++++++++++++
src/glsl/linker.h | 2 ++
3 files changed, 20 insertions(+)
diff --git a/src/glsl/link_uniform_blocks.cpp b/src/glsl/link_uniform_blocks.cpp
index 7d75576..c8fa181 100644
--- a/src/glsl/link_uniform_blocks.cpp
+++ b/src/glsl/link_uniform_blocks.cpp
@@ -97,6 +97,11 @@ private:
this->offset, type->std140_base_alignment(row_major));
}
+ virtual void set_buffer_offset(unsigned offset)
+ {
+ this->offset = offset;
+ }
+
virtual void visit_field(const glsl_type *type, const char *name,
bool row_major, const glsl_type *,
const unsigned packing,
diff --git a/src/glsl/link_uniforms.cpp b/src/glsl/link_uniforms.cpp
index 47bb771..4f08dba 100644
--- a/src/glsl/link_uniforms.cpp
+++ b/src/glsl/link_uniforms.cpp
@@ -194,6 +194,9 @@ program_resource_visitor::recursion(const glsl_type *t, char **name,
if (t->fields.structure[i].type->is_record())
this->visit_field(&t->fields.structure[i]);
+ if (t->is_interface() && t->fields.structure[i].offset != -1)
+ this->set_buffer_offset(t->fields.structure[i].offset);
+
/* Append '.field' to the current variable name. */
if (name_length == 0) {
ralloc_asprintf_rewrite_tail(name, &new_length, "%s", field);
@@ -298,6 +301,11 @@ program_resource_visitor::leave_record(const glsl_type *, const char *, bool,
}
void
+program_resource_visitor::set_buffer_offset(unsigned)
+{
+}
+
+void
program_resource_visitor::set_record_array_count(unsigned)
{
}
@@ -669,6 +677,11 @@ private:
}
}
+ virtual void set_buffer_offset(unsigned offset)
+ {
+ this->ubo_byte_offset = offset;
+ }
+
virtual void set_record_array_count(unsigned record_array_count)
{
this->record_array_count = record_array_count;
diff --git a/src/glsl/linker.h b/src/glsl/linker.h
index c80be1c..88fc9d2 100644
--- a/src/glsl/linker.h
+++ b/src/glsl/linker.h
@@ -180,6 +180,8 @@ protected:
virtual void leave_record(const glsl_type *type, const char *name,
bool row_major, const unsigned packing);
+ virtual void set_buffer_offset(unsigned offset);
+
virtual void set_record_array_count(unsigned record_array_count);
private:
--
2.4.3
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