Split reflection data from Program to a separate struct

[libs/gl.git] / source / core / reflectdata.cpp

diff --git a/source/core/reflectdata.cpp b/source/core/reflectdata.cpp
new file mode 100644 (file)
index 0000000..7a141db
--- /dev/null
+++ b/source/core/reflectdata.cpp
@@ -0,0 +1,58 @@
+#include <msp/core/algorithm.h>
+#include <msp/core/hash.h>
+#include <msp/strings/format.h>
+#include "reflectdata.h"
+
+using namespace std;
+
+namespace Msp {
+namespace GL {
+
+void ReflectData::update_layout_hash()
+{
+       string layout_descriptor;
+       for(const UniformBlockInfo &b: uniform_blocks)
+               layout_descriptor += format("%d:%x\n", b.bind_point, b.layout_hash);
+       layout_hash = hash32(layout_descriptor);
+}
+
+
+ReflectData::UniformInfo::UniformInfo():
+       block(0),
+       location(-1),
+       array_size(0),
+       array_stride(0),
+       matrix_stride(0),
+       type(VOID),
+       binding(-1)
+{ }
+
+
+ReflectData::UniformBlockInfo::UniformBlockInfo():
+       data_size(0),
+       bind_point(-1),
+       layout_hash(0)
+{ }
+
+void ReflectData::UniformBlockInfo::sort_uniforms()
+{
+       sort(uniforms, [](const UniformInfo *u1, const UniformInfo *u2){ return u1->location<u2->location; });
+}
+
+void ReflectData::UniformBlockInfo::update_layout_hash()
+{
+       string layout_descriptor;
+       for(const UniformInfo *u: uniforms)
+               layout_descriptor += format("%d:%s:%x:%d\n", u->location, u->name, u->type, u->array_size);
+       layout_hash = hash32(layout_descriptor);
+}
+
+
+ReflectData::AttributeInfo::AttributeInfo():
+       location(-1),
+       array_size(0),
+       type(VOID)
+{ }
+
+} // namespace GL
+} // namespace Msp