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authorFredrik Höglund <[email protected]>2013-04-09 20:54:25 +0200
committerFredrik Höglund <[email protected]>2013-11-07 16:20:45 +0100
commit59b01ca252bd6706f08cd80a864819d71dfe741c (patch)
tree7531a6193ef44fad1555998c5ff6346f22ca1641 /src/mesa/main/varray.h
parentbb2d02c7b53d2bcbdddcbe4e82a912e5183fdb8c (diff)
mesa: Add ARB_vertex_attrib_binding
update_array() and update_array_format() are changed to update the new attrib and binding states, and the client arrays become derived state. Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src/mesa/main/varray.h')
-rw-r--r--src/mesa/main/varray.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/mesa/main/varray.h b/src/mesa/main/varray.h
index 2b54fde9836..a75cb7db8ea 100644
--- a/src/mesa/main/varray.h
+++ b/src/mesa/main/varray.h
@@ -29,6 +29,7 @@
#include "glheader.h"
+#include "bufferobj.h"
struct gl_client_array;
struct gl_context;
@@ -64,6 +65,44 @@ _mesa_update_array_max_element(struct gl_client_array *array)
}
+/**
+ * Returns a pointer to the vertex attribute data in a client array,
+ * or the offset into the vertex buffer for an array that resides in
+ * a vertex buffer.
+ */
+static inline const GLubyte *
+_mesa_vertex_attrib_address(struct gl_vertex_attrib_array *array,
+ struct gl_vertex_buffer_binding *binding)
+{
+ return (binding->BufferObj->Name == 0 ?
+ array->Ptr :
+ (const GLubyte *)(binding->Offset + array->RelativeOffset));
+}
+
+/**
+ * Sets the fields in a gl_client_array to values derived from a
+ * gl_vertex_attrib_array and a gl_vertex_buffer_binding.
+ */
+static inline void
+_mesa_update_client_array(struct gl_context *ctx,
+ struct gl_client_array *dst,
+ struct gl_vertex_attrib_array *src,
+ struct gl_vertex_buffer_binding *binding)
+{
+ dst->Size = src->Size;
+ dst->Type = src->Type;
+ dst->Format = src->Format;
+ dst->Stride = src->Stride;
+ dst->StrideB = binding->Stride;
+ dst->Ptr = _mesa_vertex_attrib_address(src, binding);
+ dst->Enabled = src->Enabled;
+ dst->Normalized = src->Normalized;
+ dst->Integer = src->Integer;
+ dst->InstanceDivisor = binding->InstanceDivisor;
+ dst->_ElementSize = src->_ElementSize;
+ _mesa_reference_buffer_object(ctx, &dst->BufferObj, binding->BufferObj);
+}
+
extern void GLAPIENTRY
_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
@@ -278,6 +317,15 @@ _mesa_copy_client_array(struct gl_context *ctx,
struct gl_client_array *dst,
struct gl_client_array *src);
+extern void
+_mesa_copy_vertex_attrib_array(struct gl_context *ctx,
+ struct gl_vertex_attrib_array *dst,
+ const struct gl_vertex_attrib_array *src);
+
+extern void
+_mesa_copy_vertex_buffer_binding(struct gl_context *ctx,
+ struct gl_vertex_buffer_binding *dst,
+ const struct gl_vertex_buffer_binding *src);
extern void
_mesa_print_arrays(struct gl_context *ctx);