FGFS-4.1/OpenSceneGraph
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From Frederic Bouvier, "here is my proposal. It is supposed to be used like this :

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osg::Camera* c = createCamera();
   c->attach( osg::Camera::COLOR_BUFFER0, texture3d, 0,
osg::Camera::FACE_CONTROLLED_BY_GEOMETRY_SHADER );

it works also for cubemap textures and 2d texture arrays
"
This commit is contained in:
Robert Osfield
2010-06-01 14:12:03 +00:00
parent 4a047f2a82
commit 656a1b6da5
4 changed files with 21 additions and 3 deletions
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2
include/osg/Camera
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@@ -330,6 +330,8 @@ class OSG_EXPORT Camera : public Transform, public CullSettings
COLOR_BUFFER15 = COLOR_BUFFER0+15
};
static const unsigned int FACE_CONTROLLED_BY_GEOMETRY_SHADER;
/** Attach a buffer with specified OpenGL internal format.*/
void attach(BufferComponent buffer, GLenum internalFormat);

2
include/osg/FrameBufferObject
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@@ -157,6 +157,7 @@ namespace osg
typedef void GL_APIENTRY TglFramebufferTexture1D(GLenum, GLenum, GLenum, GLuint, GLint);
typedef void GL_APIENTRY TglFramebufferTexture2D(GLenum, GLenum, GLenum, GLuint, GLint);
typedef void GL_APIENTRY TglFramebufferTexture3D(GLenum, GLenum, GLenum, GLuint, GLint, GLint);
typedef void GL_APIENTRY TglFramebufferTexture(GLenum, GLenum, GLint, GLint);
typedef void GL_APIENTRY TglFramebufferTextureLayer(GLenum, GLenum, GLuint, GLint, GLint);
typedef void GL_APIENTRY TglFramebufferRenderbuffer(GLenum, GLenum, GLenum, GLuint);
typedef void GL_APIENTRY TglGenerateMipmap(GLenum);
@@ -176,6 +177,7 @@ namespace osg
TglFramebufferTexture1D* glFramebufferTexture1D;
TglFramebufferTexture2D* glFramebufferTexture2D;
TglFramebufferTexture3D* glFramebufferTexture3D;
TglFramebufferTexture* glFramebufferTexture;
TglFramebufferTextureLayer* glFramebufferTextureLayer;
TglFramebufferRenderbuffer* glFramebufferRenderbuffer;
TglGenerateMipmap* glGenerateMipmap;