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/*
* Mesa 3-D graphics library
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright (C) 2009 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef VARRAY_H
#define VARRAY_H
#include "glheader.h"
#include "bufferobj.h"
struct gl_client_array;
struct gl_context;
/**
* 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(const struct gl_vertex_attrib_array *array,
const struct gl_vertex_buffer_binding *binding)
{
if (_mesa_is_bufferobj(binding->BufferObj))
return (const GLubyte *) (binding->Offset + array->RelativeOffset);
else
return array->Ptr;
}
/**
* 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,
const struct gl_vertex_attrib_array *src,
const 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->Doubles = src->Doubles;
dst->InstanceDivisor = binding->InstanceDivisor;
dst->_ElementSize = src->_ElementSize;
_mesa_reference_buffer_object(ctx, &dst->BufferObj, binding->BufferObj);
}
static inline bool
_mesa_attr_zero_aliases_vertex(struct gl_context *ctx)
{
const bool is_forward_compatible_context =
ctx->Const.ContextFlags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT;
/* In OpenGL 3.1 attribute 0 becomes non-magic, just like in OpenGL ES
* 2.0. Note that we cannot just check for API_OPENGL_COMPAT here because
* that will erroneously allow this usage in a 3.0 forward-compatible
* context too.
*/
return (ctx->API == API_OPENGLES
|| (ctx->API == API_OPENGL_COMPAT
&& !is_forward_compatible_context));
}
extern void GLAPIENTRY
_mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
GLsizei count, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr);
extern void GLAPIENTRY
_mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_SecondaryColorPointer(GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type,
GLboolean normalized, GLsizei stride,
const GLvoid *pointer);
void GLAPIENTRY
_mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr);
extern void GLAPIENTRY
_mesa_VertexAttribLPointer(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *pointer);
extern void GLAPIENTRY
_mesa_EnableVertexAttribArray(GLuint index);
extern void GLAPIENTRY
_mesa_EnableVertexArrayAttrib(GLuint vaobj, GLuint index);
extern void GLAPIENTRY
_mesa_DisableVertexAttribArray(GLuint index);
extern void GLAPIENTRY
_mesa_DisableVertexArrayAttrib(GLuint vaobj, GLuint index);
extern void GLAPIENTRY
_mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribLdv(GLuint index, GLenum pname, GLdouble *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params);
extern void GLAPIENTRY
_mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer);
void GLAPIENTRY
_mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index,
GLenum pname, GLint *param);
void GLAPIENTRY
_mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index,
GLenum pname, GLint64 *param);
extern void GLAPIENTRY
_mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer);
extern void GLAPIENTRY
_mesa_MultiDrawArrays( GLenum mode, const GLint *first,
const GLsizei *count, GLsizei primcount );
extern void GLAPIENTRY
_mesa_MultiDrawElementsEXT( GLenum mode, const GLsizei *count, GLenum type,
const GLvoid **indices, GLsizei primcount );
extern void GLAPIENTRY
_mesa_MultiDrawElementsBaseVertex( GLenum mode,
const GLsizei *count, GLenum type,
const GLvoid **indices, GLsizei primcount,
const GLint *basevertex);
extern void GLAPIENTRY
_mesa_MultiModeDrawArraysIBM( const GLenum * mode, const GLint * first,
const GLsizei * count,
GLsizei primcount, GLint modestride );
extern void GLAPIENTRY
_mesa_MultiModeDrawElementsIBM( const GLenum * mode, const GLsizei * count,
GLenum type, const GLvoid * const * indices,
GLsizei primcount, GLint modestride );
extern void GLAPIENTRY
_mesa_LockArraysEXT(GLint first, GLsizei count);
extern void GLAPIENTRY
_mesa_UnlockArraysEXT( void );
extern void GLAPIENTRY
_mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
extern void GLAPIENTRY
_mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count,
GLsizei primcount);
extern void GLAPIENTRY
_mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices);
extern void GLAPIENTRY
_mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
GLenum type, const GLvoid *indices);
extern void GLAPIENTRY
_mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices, GLint basevertex);
extern void GLAPIENTRY
_mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
GLsizei count, GLenum type,
const GLvoid *indices,
GLint basevertex);
extern void GLAPIENTRY
_mesa_DrawTransformFeedback(GLenum mode, GLuint name);
extern void GLAPIENTRY
_mesa_PrimitiveRestartIndex(GLuint index);
extern void GLAPIENTRY
_mesa_VertexAttribDivisor(GLuint index, GLuint divisor);
extern unsigned
_mesa_primitive_restart_index(const struct gl_context *ctx, GLenum ib_type);
extern void GLAPIENTRY
_mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset,
GLsizei stride);
extern void GLAPIENTRY
_mesa_VertexArrayVertexBuffer(GLuint vaobj, GLuint bindingIndex, GLuint buffer,
GLintptr offset, GLsizei stride);
extern void GLAPIENTRY
_mesa_BindVertexBuffers(GLuint first, GLsizei count, const GLuint *buffers,
const GLintptr *offsets, const GLsizei *strides);
extern void GLAPIENTRY
_mesa_VertexArrayVertexBuffers(GLuint vaobj, GLuint first, GLsizei count,
const GLuint *buffers,
const GLintptr *offsets, const GLsizei *strides);
extern void GLAPIENTRY
_mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type,
GLboolean normalized, GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexArrayAttribFormat(GLuint vaobj, GLuint attribIndex, GLint size,
GLenum type, GLboolean normalized,
GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexAttribIFormat(GLuint attribIndex, GLint size, GLenum type,
GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexArrayAttribIFormat(GLuint vaobj, GLuint attribIndex,
GLint size, GLenum type,
GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexAttribLFormat(GLuint attribIndex, GLint size, GLenum type,
GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexArrayAttribLFormat(GLuint vaobj, GLuint attribIndex,
GLint size, GLenum type,
GLuint relativeOffset);
extern void GLAPIENTRY
_mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex);
extern void GLAPIENTRY
_mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex,
GLuint bindingIndex);
extern void GLAPIENTRY
_mesa_VertexBindingDivisor(GLuint bindingIndex, GLuint divisor);
extern void GLAPIENTRY
_mesa_VertexArrayBindingDivisor(GLuint vaobj, GLuint bindingIndex, GLuint divisor);
extern void
_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);
extern void
_mesa_init_varray( struct gl_context * ctx );
extern void
_mesa_free_varray_data(struct gl_context *ctx);
#endif
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