1. rcrnstn/gltraits
  2. tests
  3. vertex_setup.cpp
Browse code

Add offset to Members

Robert Cranston authored on 08/03/2023 23:08:40
Showing 1 changed files
tests/vertex_setup.cpp
History View file @ 23a16d2
... ... 
@@ -9,26 +9,22 @@
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 template<
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     typename    T,
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     typename    Value,
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-    typename... Values
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+    std::size_t offset,
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+    typename... Members
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 >
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 void vertex_setup(
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-    GLTraits::Members<T, Value, Values...>,
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-    std::size_t offset   = 0,
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-    GLint       location = 0
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+    GLTraits::Members<T, GLTraits::Member<Value, offset>, Members...>,
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+    GLint location = 0
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 )
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 {
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-    auto unaligned = offset % alignof(Value);
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-    if (unaligned)
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-        offset += alignof(Value) - unaligned;
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     GLTraits::Value<Value>::vertex_attrib_pointer(location, offset, sizeof(T));
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     vertex_setup(
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-        GLTraits::Members<T, Values...>{},
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-        offset   + sizeof(Value),
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+        GLTraits::Members<T, Members...>{},
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         location + GLTraits::Value<Value>::columns
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     );
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 }
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 template<typename T>
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-void vertex_setup(GLTraits::Members<T>, std::size_t, GLint)
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+void vertex_setup(GLTraits::Members<T>, GLint)
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 {}
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34 30
Browse code

Add T to Members

Robert Cranston authored on 08/03/2023 23:32:20
Showing 1 changed files
tests/vertex_setup.cpp
History View file @ 5ee00b5
... ... 
@@ -7,12 +7,12 @@
7 7
8 8
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 template<
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+    typename    T,
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     typename    Value,
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     typename... Values
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 >
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 void vertex_setup(
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-    GLTraits::Members<Value, Values...>,
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-    std::size_t stride,
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+    GLTraits::Members<T, Value, Values...>,
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     std::size_t offset   = 0,
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     GLint       location = 0
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 )
... ... 
@@ -20,15 +20,15 @@ void vertex_setup(
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     auto unaligned = offset % alignof(Value);
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     if (unaligned)
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         offset += alignof(Value) - unaligned;
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-    GLTraits::Value<Value>::vertex_attrib_pointer(location, offset, stride);
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+    GLTraits::Value<Value>::vertex_attrib_pointer(location, offset, sizeof(T));
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     vertex_setup(
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-        GLTraits::Members<Values...>{},
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-        stride,
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+        GLTraits::Members<T, Values...>{},
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         offset   + sizeof(Value),
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         location + GLTraits::Value<Value>::columns
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     );
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 }
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-void vertex_setup(GLTraits::Members<>, std::size_t, std::size_t, GLint)
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+template<typename T>
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+void vertex_setup(GLTraits::Members<T>, std::size_t, GLint)
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 {}
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... ... 
@@ -44,5 +44,5 @@ int main()
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         GLubyte    flags;
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         GLdouble   unaligned;
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     };
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-    vertex_setup(GLTraits::members<Vertex>(), sizeof(Vertex));
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+    vertex_setup(GLTraits::members<Vertex>());
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 }
Browse code

Add Members

Robert Cranston authored on 01/03/2023 23:07:13
Showing 1 changed files
tests/vertex_setup.cpp
History View file @ 27d6971
1 1 
new file mode 100644
... ... 
@@ -0,0 +1,48 @@
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+#include <cstddef>
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+
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+#include <glm/glm.hpp>
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+
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+#include <glbase.hpp>
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+#include <gltraits.hpp>
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+
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+
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+template<
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+    typename    Value,
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+    typename... Values
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+>
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+void vertex_setup(
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+    GLTraits::Members<Value, Values...>,
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+    std::size_t stride,
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+    std::size_t offset   = 0,
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+    GLint       location = 0
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+)
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+{
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+    auto unaligned = offset % alignof(Value);
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+    if (unaligned)
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+        offset += alignof(Value) - unaligned;
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+    GLTraits::Value<Value>::vertex_attrib_pointer(location, offset, stride);
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+    vertex_setup(
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+        GLTraits::Members<Values...>{},
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+        stride,
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+        offset   + sizeof(Value),
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+        location + GLTraits::Value<Value>::columns
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+    );
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+}
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+void vertex_setup(GLTraits::Members<>, std::size_t, std::size_t, GLint)
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+{}
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+
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+
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+int main()
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+{
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+    struct Vertex
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+    {
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+        glm::vec3  position;
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+        glm::vec2  tex_coord;
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+        glm::mat3  tbn;
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+        glm::ivec4 bone_indices;
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+        glm::vec4  bone_weights;
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+        GLubyte    flags;
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+        GLdouble   unaligned;
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+    };
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+    vertex_setup(GLTraits::members<Vertex>(), sizeof(Vertex));
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+}