-#ifndef MSP_GL_VERTEXARRAY_H_
-#define MSP_GL_VERTEXARRAY_H_
-
-#include <climits>
-#include <vector>
-#include <msp/core/refptr.h>
-#include <msp/datafile/loader.h>
-#include "bindable.h"
-#include "bufferable.h"
-#include "datatype.h"
-#include "primitivetype.h"
-#include "vertexarraybuilder.h"
-#include "vertexformat.h"
-
-namespace Msp {
-namespace GL {
-
-class Buffer;
-
-/**
-Stores vertex data. Both legacy and generic attributes are supported. Mixing
-the two is possible but discouraged, as driver-specific issues may arise.
-
-The array's contents can be modified with the append and modify methods. To
-obtain the location of an individual component within the vertex, use
-VertexFormat::offset.
-
-A higher-level interface for filling in vertex data is available in the
-VertexArrayBuilder class.
-*/
-class VertexArray: public Bindable<VertexArray>, public Bufferable
-{
-public:
- class Loader: public DataFile::Loader, public VertexArrayBuilder
- {
- public:
- Loader(VertexArray &);
- };
-
-private:
- struct Array
- {
- unsigned char component;
- unsigned char offset;
-
- Array();
- };
-
- VertexFormat format;
- std::vector<float> data;
- unsigned stride;
- std::vector<Array> arrays;
- bool legacy;
-
- static bool legacy_used;
-
- VertexArray(const VertexArray &);
- VertexArray &operator=(const VertexArray &);
-public:
- VertexArray(const VertexFormat &);
- ~VertexArray();
-
- /// Resets the VertexArray to a different format. All data is cleared.
- void reset(const VertexFormat &);
-
- const VertexFormat &get_format() const { return format; }
-private:
- static unsigned get_array_slot(unsigned char);
-
-public:
- /// Deprecated alias for use_buffer
- void use_vertex_buffer(Buffer *b) { use_buffer(b); }
-
- /// Clears all vertices from the array.
- void clear();
-
- /// Reserve space for vertices.
- void reserve(unsigned);
-
- /// Append a new vertex at the end of the array and return its location.
- float *append();
-
- /// Returns the location of a vertex for modification.
- float *modify(unsigned);
-private:
- virtual unsigned get_data_size() const;
- virtual const void *get_data_pointer() const { return &data[0]; }
-
-public:
- unsigned size() const { return data.size()/stride; }
- const std::vector<float> &get_data() const { return data; }
- const float *operator[](unsigned i) const { return &data[0]+i*stride; }
-
- /** Equivalent to apply(true). For compatibility with the Bindable
- interface. */
- void bind() const { apply(); }
-
- /** Applies component arrays to the GL. If legacy is true, they are applied
- as is. If legacy is false, any legacy attributes are converted to generic
- attributes. */
- void apply(bool legacy = true) const;
-
-private:
- static void apply_arrays(const std::vector<Array> *, const std::vector<Array> *, const float *, unsigned, bool);
-public:
- static void unbind();
-};
-
-} // namespace GL
-} // namespace Msp
-
-#endif