FGFS-4.1/OpenSceneGraph
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Preliminary steps to support for compressed 3D textures.

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This commit is contained in:
Robert Osfield
2004-09-29 10:01:46 +00:00
parent f5e61a74fc
commit e08328a449
6 changed files with 120 additions and 30 deletions
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12
include/osg/Texture3D
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@@ -138,7 +138,7 @@ class SG_EXPORT Texture3D : public Texture
Extensions(const Extensions& rhs);
void lowestCommonDenominator(const Extensions& rhs);
void setupGLExtenions();
void setTexture3DSupported(bool flag) { _isTexture3DSupported=flag; }
@@ -159,6 +159,14 @@ class SG_EXPORT Texture3D : public Texture
void setCopyTexSubImage3DProc(void* ptr) { _glCopyTexSubImage3D = ptr; }
void glCopyTexSubImage3D( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height ) const;
bool isCompressedTexImage3DSupported() const { return _glCompressedTexImage3D!=0; }
void setCompressedTexImage3DProc(void* ptr) { _glCompressedTexImage3D = ptr; }
void glCompressedTexImage3D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const GLvoid *data) const;
bool isCompressedTexSubImage3DSupported() const { return _glCompressedTexSubImage3D!=0; }
void setCompressedTexSubImage3DProc(void* ptr) { _glCompressedTexSubImage3D = ptr; }
void glCompressedTexSubImage3D( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const GLvoid *data ) const;
void setBuild3DMipmapsProc(void* ptr) { _gluBuild3DMipmaps = ptr; }
void gluBuild3DMipmaps( GLenum target, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *data) const;
@@ -172,6 +180,8 @@ class SG_EXPORT Texture3D : public Texture
void* _glTexImage3D;
void* _glTexSubImage3D;
void* _glCompressedTexImage3D;
void* _glCompressedTexSubImage3D;
void* _glCopyTexSubImage3D;
void* _gluBuild3DMipmaps;