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/*
* Mesa 3-D graphics library
*
* Copyright (C) 2011 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 TEXSTORAGE_H
#define TEXSTORAGE_H
/**
* \name Internal functions
*/
/*@{*/
extern void
_mesa_texture_storage(struct gl_context *ctx, GLuint dims,
struct gl_texture_object *texObj,
GLenum target, GLsizei levels,
GLenum internalformat, GLsizei width,
GLsizei height, GLsizei depth, bool dsa);
/**
* Texture width, height and depth check shared with the
* multisample variants of TexStorage functions.
*
* From OpenGL 4.5 Core spec, page 260 (section 8.19)
*
* "An INVALID_VALUE error is generated if width, height, depth
* or levels are less than 1, for commands with the corresponding
* parameters."
*
* (referring to TextureStorage* commands, these also match values
* specified for OpenGL ES 3.1.)
*/
static inline bool
_mesa_valid_tex_storage_dim(GLsizei width, GLsizei height, GLsizei depth)
{
if (width < 1 || height < 1 || depth < 1)
return false;
return true;
}
/*@}*/
/**
* \name API functions
*/
/*@{*/
extern void GLAPIENTRY
_mesa_TexStorage1D(GLenum target, GLsizei levels, GLenum internalformat,
GLsizei width);
extern void GLAPIENTRY
_mesa_TexStorage2D(GLenum target, GLsizei levels, GLenum internalformat,
GLsizei width, GLsizei height);
extern void GLAPIENTRY
_mesa_TexStorage3D(GLenum target, GLsizei levels, GLenum internalformat,
GLsizei width, GLsizei height, GLsizei depth);
extern void GLAPIENTRY
_mesa_TextureStorage1D(GLuint texture, GLsizei levels, GLenum internalformat,
GLsizei width);
extern void GLAPIENTRY
_mesa_TextureStorage2D(GLuint texture, GLsizei levels, GLenum internalformat,
GLsizei width, GLsizei height);
extern void GLAPIENTRY
_mesa_TextureStorage3D(GLuint texture, GLsizei levels, GLenum internalformat,
GLsizei width, GLsizei height, GLsizei depth);
extern void GLAPIENTRY
_mesa_TextureStorage1DEXT(GLuint texture, GLenum target, GLsizei levels,
GLenum internalformat,
GLsizei width);
extern void GLAPIENTRY
_mesa_TextureStorage2DEXT(GLuint texture, GLenum target, GLsizei levels,
GLenum internalformat,
GLsizei width, GLsizei height);
extern void GLAPIENTRY
_mesa_TextureStorage3DEXT(GLuint texture, GLenum target, GLsizei levels,
GLenum internalformat,
GLsizei width, GLsizei height, GLsizei depth);
extern GLboolean
_mesa_is_legal_tex_storage_format(const struct gl_context *ctx,
GLenum internalformat);
extern GLboolean
_mesa_AllocTextureStorage_sw(struct gl_context *ctx,
struct gl_texture_object *texObj,
GLsizei levels, GLsizei width,
GLsizei height, GLsizei depth);
#endif /* TEXSTORAGE_H */
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