Moved FBO Extensions into GL2Extensions.
git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14586 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield
parent
d5fcdabfa1
commit
43049ebcf1
@ -132,10 +132,10 @@ void getPossibleConfigs(GraphicsContext* gc, BufferConfigList& colorConfigs,
|
||||
unsigned contextID = gc->getState()->getContextID();
|
||||
colorConfigs.push_back(BufferConfig("RGBA8", GL_RGBA8, 8));
|
||||
depthConfigs.push_back(BufferConfig("D24", GL_DEPTH_COMPONENT24, 24));
|
||||
FBOExtensions* fboe = FBOExtensions::instance(contextID, true);
|
||||
if (!fboe->isSupported())
|
||||
osg::GL2Extensions* ext = gc->getState()->get<GL2Extensions>();
|
||||
if (!ext->isRenderbufferMultisampleSupported())
|
||||
return;
|
||||
if (fboe->isMultisampleSupported())
|
||||
if (ext->isMultisampleSupported)
|
||||
glGetIntegerv(GL_MAX_SAMPLES_EXT, &maxSamples);
|
||||
// isMultisampleCoverageSupported
|
||||
if (isGLExtensionSupported(contextID,
|
||||
@ -156,9 +156,8 @@ void getPossibleConfigs(GraphicsContext* gc, BufferConfigList& colorConfigs,
|
||||
bool checkFramebufferStatus(GraphicsContext* gc, bool silent = false)
|
||||
{
|
||||
State& state = *gc->getState();
|
||||
unsigned contextID = state.getContextID();
|
||||
FBOExtensions* fboe = FBOExtensions::instance(contextID, true);
|
||||
switch(fboe->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT)) {
|
||||
osg::GL2Extensions* ext = gc->getState()->get<GL2Extensions>();
|
||||
switch(ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT)) {
|
||||
case GL_FRAMEBUFFER_COMPLETE_EXT:
|
||||
break;
|
||||
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
|
||||
@ -242,30 +241,30 @@ bool createFBO(GraphicsContext* gc, FboConfig &config, FboData &data)
|
||||
}
|
||||
State& state = *gc->getState();
|
||||
unsigned int contextID = state.getContextID();
|
||||
FBOExtensions* fboe = FBOExtensions::instance(contextID, true);
|
||||
osg::GL2Extensions* ext = gc->getState()->get<GL2Extensions>();
|
||||
|
||||
data.fb->apply(state);
|
||||
result = checkFramebufferStatus(gc, true);
|
||||
if (!result)
|
||||
{
|
||||
fboe->glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
|
||||
ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
|
||||
return false;
|
||||
}
|
||||
int query;
|
||||
if (multisample)
|
||||
{
|
||||
GLuint colorRBID = colorRB->getObjectID(contextID, fboe);
|
||||
fboe->glBindRenderbuffer(GL_RENDERBUFFER_EXT, colorRBID);
|
||||
GLuint colorRBID = colorRB->getObjectID(contextID, ext);
|
||||
ext->glBindRenderbuffer(GL_RENDERBUFFER_EXT, colorRBID);
|
||||
if (csaa)
|
||||
{
|
||||
fboe->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
ext->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
GL_RENDERBUFFER_COVERAGE_SAMPLES_NV,
|
||||
&query);
|
||||
if (query < config.coverageSamples)
|
||||
result = false;
|
||||
else
|
||||
config.coverageSamples = query;
|
||||
fboe->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
ext->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
GL_RENDERBUFFER_COLOR_SAMPLES_NV,
|
||||
&query);
|
||||
|
||||
@ -277,7 +276,7 @@ bool createFBO(GraphicsContext* gc, FboConfig &config, FboData &data)
|
||||
}
|
||||
else
|
||||
{
|
||||
fboe->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
ext->glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
|
||||
GL_RENDERBUFFER_SAMPLES_EXT,
|
||||
&query);
|
||||
if (query < config.depthSamples)
|
||||
@ -303,7 +302,7 @@ bool createFBO(GraphicsContext* gc, FboConfig &config, FboData &data)
|
||||
result = false;
|
||||
}
|
||||
}
|
||||
fboe->glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
|
||||
ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
|
||||
return result;
|
||||
}
|
||||
|
||||
@ -696,15 +695,15 @@ GraphicsContext* setupGC(osgViewer::Viewer& viewer, ArgumentParser& arguments)
|
||||
DisplaySettings* ds = viewer.getDisplaySettings() ? viewer.getDisplaySettings() : DisplaySettings::instance().get();
|
||||
GraphicsContext::ScreenIdentifier si;
|
||||
si.readDISPLAY();
|
||||
|
||||
// displayNum has not been set so reset it to 0.
|
||||
if (si.displayNum<0) si.displayNum = 0;
|
||||
si.setUndefinedScreenDetailsToDefaultScreen();
|
||||
|
||||
bool decoration = true;
|
||||
if (x < 0)
|
||||
{
|
||||
unsigned int w, h;
|
||||
wsi->getScreenResolution(si, w, h);
|
||||
OSG_NOTICE<<"Screen resolution is "<<w<<", "<<h<<std::endl;
|
||||
OSG_NOTICE<<"ScreenIdentifier "<<si.displayNum<<", "<<si.screenNum<<std::endl;
|
||||
x = 0;
|
||||
y = 0;
|
||||
width = w;
|
||||
@ -712,8 +711,9 @@ GraphicsContext* setupGC(osgViewer::Viewer& viewer, ArgumentParser& arguments)
|
||||
decoration = false;
|
||||
}
|
||||
|
||||
ref_ptr<GraphicsContext::Traits> traits
|
||||
= new GraphicsContext::Traits(ds);
|
||||
OSG_NOTICE<<"x = "<<x<<", y = "<<y<<", width = "<<width<<", height = "<<height<<std::endl;
|
||||
|
||||
ref_ptr<GraphicsContext::Traits> traits = new GraphicsContext::Traits(ds);
|
||||
traits->hostName = si.hostName;
|
||||
traits->displayNum = si.displayNum;
|
||||
traits->screenNum = si.screenNum;
|
||||
@ -724,10 +724,9 @@ GraphicsContext* setupGC(osgViewer::Viewer& viewer, ArgumentParser& arguments)
|
||||
traits->windowDecoration = decoration;
|
||||
traits->doubleBuffer = true;
|
||||
traits->sharedContext = 0;
|
||||
ref_ptr<GraphicsContext> gc
|
||||
= GraphicsContext::createGraphicsContext(traits.get());
|
||||
osgViewer::GraphicsWindow* gw
|
||||
= dynamic_cast<osgViewer::GraphicsWindow*>(gc.get());
|
||||
|
||||
ref_ptr<GraphicsContext> gc = GraphicsContext::createGraphicsContext(traits.get());
|
||||
osgViewer::GraphicsWindow* gw = dynamic_cast<osgViewer::GraphicsWindow*>(gc.get());
|
||||
if (gw)
|
||||
{
|
||||
OSG_NOTIFY(INFO)<<"View::setUpViewOnSingleScreen - GraphicsWindow has been created successfully."<<std::endl;
|
||||
@ -750,20 +749,29 @@ GraphicsContext* setupGC(osgViewer::Viewer& viewer, ArgumentParser& arguments)
|
||||
}
|
||||
// Context has to be current to test for extensions
|
||||
gc->realize();
|
||||
gc->makeCurrent();
|
||||
if (!gc->makeCurrent())
|
||||
{
|
||||
OSG_NOTIFY(NOTICE) << "Unable to create GraphicsWindow"<<std::endl;
|
||||
gc->releaseContext();
|
||||
gc->close(true);
|
||||
return 0;
|
||||
}
|
||||
|
||||
unsigned int contextID = gc->getState()->getContextID();
|
||||
FBOExtensions* fboe = FBOExtensions::instance(contextID, true);
|
||||
if (!fboe->isSupported())
|
||||
osg::GL2Extensions* ext = gc->getState()->get<GL2Extensions>();
|
||||
if (!ext->isFrameBufferObjectSupported)
|
||||
{
|
||||
OSG_NOTIFY(NOTICE) << "Frame buffer objects are not supported\n";
|
||||
gc->releaseContext();
|
||||
gc->close(true);
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (isGLExtensionSupported(contextID, "GL_ARB_depth_buffer_float"))
|
||||
depthTextureEnum = GL_DEPTH_COMPONENT32F;
|
||||
else if (isGLExtensionSupported(contextID, "GL_NV_depth_buffer_float"))
|
||||
depthTextureEnum = GL_DEPTH_COMPONENT32F_NV;
|
||||
|
||||
BufferConfigList colorConfigs;
|
||||
BufferConfigList depthConfigs;
|
||||
vector<int> coverageConfigs;
|
||||
|
||||
@ -86,9 +86,9 @@ public:
|
||||
// check if we need to do some depth buffer copying from a source FBO into the current FBO
|
||||
if (_source_fbo.get() != NULL)
|
||||
{
|
||||
osg::FBOExtensions* fbo_ext = osg::FBOExtensions::instance(renderInfo.getContextID(),true);
|
||||
bool fbo_supported = fbo_ext && fbo_ext->isSupported();
|
||||
if (fbo_supported && fbo_ext->glBlitFramebuffer)
|
||||
osg::GL2Extensions* ext = renderInfo.getState()->get<osg::GL2Extensions>();
|
||||
bool fbo_supported = ext && ext->isFrameBufferObjectSupported;
|
||||
if (fbo_supported && ext->glBlitFramebuffer)
|
||||
{
|
||||
// blit the depth buffer from the solid geometry fbo into the current transparency fbo
|
||||
(_fbo.get())->apply(*renderInfo.getState(), osg::FrameBufferObject::DRAW_FRAMEBUFFER);
|
||||
@ -96,7 +96,7 @@ public:
|
||||
|
||||
// glReadBuffer(GL_COLOR_ATTACHMENT0_EXT); // only needed to blit the color buffer
|
||||
// glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT); // only needed to blit the color buffer
|
||||
fbo_ext->glBlitFramebuffer(
|
||||
ext->glBlitFramebuffer(
|
||||
0, 0, static_cast<GLint>(_width), static_cast<GLint>(_height),
|
||||
0, 0, static_cast<GLint>(_width), static_cast<GLint>(_height),
|
||||
#ifdef USE_PACKED_DEPTH_STENCIL
|
||||
@ -130,7 +130,9 @@ public:
|
||||
{
|
||||
// only unbind the fbo if this is the last transparency pass
|
||||
if (_restore)
|
||||
osg::FBOExtensions::instance( renderInfo.getState()->getContextID(), false )->glBindFramebuffer( GL_FRAMEBUFFER_EXT, 0 );
|
||||
{
|
||||
renderInfo.getState()->get<osg::GL2Extensions>()->glBindFramebuffer( GL_FRAMEBUFFER_EXT, 0 );
|
||||
}
|
||||
}
|
||||
protected:
|
||||
bool _restore;
|
||||
|
||||
@ -119,73 +119,12 @@
|
||||
namespace osg
|
||||
{
|
||||
|
||||
/**************************************************************************
|
||||
* FBOExtensions
|
||||
**************************************************************************/
|
||||
|
||||
class OSG_EXPORT FBOExtensions : public osg::Referenced
|
||||
{
|
||||
public:
|
||||
typedef void GL_APIENTRY TglBindRenderbuffer(GLenum, GLuint);
|
||||
typedef void GL_APIENTRY TglDeleteRenderbuffers(GLsizei n, const GLuint *renderbuffers);
|
||||
typedef void GL_APIENTRY TglGenRenderbuffers(GLsizei, GLuint *);
|
||||
typedef void GL_APIENTRY TglRenderbufferStorage(GLenum, GLenum, GLsizei, GLsizei);
|
||||
typedef void GL_APIENTRY TglRenderbufferStorageMultisample(GLenum, GLsizei, GLenum, GLsizei, GLsizei);
|
||||
typedef void GL_APIENTRY TglRenderbufferStorageMultisampleCoverageNV(GLenum, GLsizei, GLsizei, GLenum, GLsizei, GLsizei);
|
||||
typedef void GL_APIENTRY TglBindFramebuffer(GLenum, GLuint);
|
||||
typedef void GL_APIENTRY TglDeleteFramebuffers(GLsizei n, const GLuint *framebuffers);
|
||||
typedef void GL_APIENTRY TglGenFramebuffers(GLsizei, GLuint *);
|
||||
typedef GLenum GL_APIENTRY TglCheckFramebufferStatus(GLenum);
|
||||
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);
|
||||
typedef void GL_APIENTRY TglBlitFramebuffer(GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLbitfield, GLenum);
|
||||
typedef void GL_APIENTRY TglGetRenderbufferParameteriv(GLenum, GLenum, GLint*);
|
||||
|
||||
TglBindRenderbuffer* glBindRenderbuffer;
|
||||
TglGenRenderbuffers* glGenRenderbuffers;
|
||||
TglDeleteRenderbuffers* glDeleteRenderbuffers;
|
||||
TglRenderbufferStorage* glRenderbufferStorage;
|
||||
TglRenderbufferStorageMultisample* glRenderbufferStorageMultisample;
|
||||
TglRenderbufferStorageMultisampleCoverageNV* glRenderbufferStorageMultisampleCoverageNV;
|
||||
TglBindFramebuffer* glBindFramebuffer;
|
||||
TglDeleteFramebuffers* glDeleteFramebuffers;
|
||||
TglGenFramebuffers* glGenFramebuffers;
|
||||
TglCheckFramebufferStatus* glCheckFramebufferStatus;
|
||||
TglFramebufferTexture1D* glFramebufferTexture1D;
|
||||
TglFramebufferTexture2D* glFramebufferTexture2D;
|
||||
TglFramebufferTexture3D* glFramebufferTexture3D;
|
||||
TglFramebufferTexture* glFramebufferTexture;
|
||||
TglFramebufferTextureLayer* glFramebufferTextureLayer;
|
||||
TglFramebufferRenderbuffer* glFramebufferRenderbuffer;
|
||||
TglGenerateMipmap* glGenerateMipmap;
|
||||
TglBlitFramebuffer* glBlitFramebuffer;
|
||||
TglGetRenderbufferParameteriv* glGetRenderbufferParameteriv;
|
||||
|
||||
static FBOExtensions* instance(unsigned contextID, bool createIfNotInitalized);
|
||||
|
||||
bool isSupported() const { return _supported; }
|
||||
bool isMultisampleSupported() const { return glRenderbufferStorageMultisample != 0; }
|
||||
bool isMultisampleCoverageSupported() const { return glRenderbufferStorageMultisampleCoverageNV != 0; }
|
||||
bool isPackedDepthStencilSupported() const { return _packed_depth_stencil_supported; }
|
||||
|
||||
protected:
|
||||
FBOExtensions(unsigned int contextID);
|
||||
|
||||
bool _supported;
|
||||
bool _packed_depth_stencil_supported;
|
||||
};
|
||||
|
||||
/**************************************************************************
|
||||
* RenderBuffer
|
||||
**************************************************************************/
|
||||
|
||||
class OSG_EXPORT RenderBuffer: public Object
|
||||
{
|
||||
class OSG_EXPORT RenderBuffer: public Object
|
||||
{
|
||||
public:
|
||||
RenderBuffer();
|
||||
RenderBuffer(int width, int height, GLenum internalFormat, int samples=0, int colorSamples=0);
|
||||
@ -205,7 +144,7 @@ namespace osg
|
||||
inline void setSamples(int samples);
|
||||
inline void setColorSamples(int colorSamples);
|
||||
|
||||
GLuint getObjectID(unsigned int contextID, const FBOExtensions *ext) const;
|
||||
GLuint getObjectID(unsigned int contextID, const GL2Extensions *ext) const;
|
||||
inline int compare(const RenderBuffer &rb) const;
|
||||
|
||||
/** Mark internal RenderBuffer for deletion.
|
||||
@ -222,7 +161,7 @@ namespace osg
|
||||
* this call is useful for when an OpenGL context has been destroyed. */
|
||||
static void discardDeletedRenderBuffers(unsigned int contextID);
|
||||
|
||||
static int getMaxSamples(unsigned int contextID, const FBOExtensions *ext);
|
||||
static int getMaxSamples(unsigned int contextID, const GL2Extensions* ext);
|
||||
|
||||
/** Resize any per context GLObject buffers to specified size. */
|
||||
virtual void resizeGLObjectBuffers(unsigned int maxSize);
|
||||
@ -335,16 +274,16 @@ namespace osg
|
||||
/**************************************************************************
|
||||
* FrameBufferAttachement
|
||||
**************************************************************************/
|
||||
class Texture1D;
|
||||
class Texture2D;
|
||||
class Texture2DMultisample;
|
||||
class Texture3D;
|
||||
class Texture2DArray;
|
||||
class TextureCubeMap;
|
||||
class TextureRectangle;
|
||||
class Texture1D;
|
||||
class Texture2D;
|
||||
class Texture2DMultisample;
|
||||
class Texture3D;
|
||||
class Texture2DArray;
|
||||
class TextureCubeMap;
|
||||
class TextureRectangle;
|
||||
|
||||
class OSG_EXPORT FrameBufferAttachment
|
||||
{
|
||||
class OSG_EXPORT FrameBufferAttachment
|
||||
{
|
||||
public:
|
||||
FrameBufferAttachment();
|
||||
FrameBufferAttachment(const FrameBufferAttachment& copy);
|
||||
@ -364,8 +303,8 @@ namespace osg
|
||||
FrameBufferAttachment&operator = (const FrameBufferAttachment& copy);
|
||||
|
||||
bool isMultisample() const;
|
||||
void createRequiredTexturesAndApplyGenerateMipMap(State& state, const FBOExtensions* ext) const;
|
||||
void attach(State &state, GLenum target, GLenum attachment_point, const FBOExtensions* ext) const;
|
||||
void createRequiredTexturesAndApplyGenerateMipMap(State& state, const GL2Extensions* ext) const;
|
||||
void attach(State &state, GLenum target, GLenum attachment_point, const GL2Extensions* ext) const;
|
||||
int compare(const FrameBufferAttachment &fa) const;
|
||||
|
||||
RenderBuffer* getRenderBuffer();
|
||||
@ -389,8 +328,8 @@ namespace osg
|
||||
/**************************************************************************
|
||||
* FrameBufferObject
|
||||
**************************************************************************/
|
||||
class OSG_EXPORT FrameBufferObject: public StateAttribute
|
||||
{
|
||||
class OSG_EXPORT FrameBufferObject: public StateAttribute
|
||||
{
|
||||
public:
|
||||
typedef std::map<Camera::BufferComponent, FrameBufferAttachment> AttachmentMap;
|
||||
typedef std::vector<GLenum> MultipleRenderingTargets;
|
||||
|
||||
@ -534,6 +534,24 @@ typedef char GLchar;
|
||||
#define GL_MAP_UNSYNCHRONIZED_BIT 0x0020
|
||||
#endif
|
||||
|
||||
#ifndef GL_ARB_sync
|
||||
#define GL_MAX_SERVER_WAIT_TIMEOUT 0x9111
|
||||
#define GL_OBJECT_TYPE 0x9112
|
||||
#define GL_SYNC_CONDITION 0x9113
|
||||
#define GL_SYNC_STATUS 0x9114
|
||||
#define GL_SYNC_FLAGS 0x9115
|
||||
#define GL_SYNC_FENCE 0x9116
|
||||
#define GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
|
||||
#define GL_UNSIGNALED 0x9118
|
||||
#define GL_SIGNALED 0x9119
|
||||
#define GL_ALREADY_SIGNALED 0x911A
|
||||
#define GL_TIMEOUT_EXPIRED 0x911B
|
||||
#define GL_CONDITION_SATISFIED 0x911C
|
||||
#define GL_WAIT_FAILED 0x911D
|
||||
#define GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
|
||||
#define GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull
|
||||
#endif
|
||||
|
||||
// for compatibility with gl.h headers that don't support VBO,
|
||||
//GL_VERSION_1_5 and GL_ARB_vertex_buffer_object provide these types for OpenGL
|
||||
//all ES versions except GL_OES_VERSION_1_0 provide these types for OpenGL ES
|
||||
@ -698,9 +716,6 @@ class OSG_EXPORT GL2Extensions : public osg::Referenced
|
||||
void (GL_APIENTRY * glUniformMatrix3x4fv)( GLint location, GLsizei count, GLboolean transpose, const GLfloat* value );
|
||||
void (GL_APIENTRY * glUniformMatrix4x3fv)( GLint location, GLsizei count, GLboolean transpose, const GLfloat* value );
|
||||
void (GL_APIENTRY * glProgramParameteri)( GLuint program, GLenum pname, GLint value );
|
||||
void (GL_APIENTRY * glFramebufferTexture)( GLenum target, GLenum attachment, GLuint texture, GLint level );
|
||||
void (GL_APIENTRY * glFramebufferTextureLayer)( GLenum target, GLenum attachment, GLuint texture, GLint level, GLint layer );
|
||||
void (GL_APIENTRY * glFramebufferTextureFace)( GLenum target, GLenum attachment, GLuint texture, GLint level, GLenum face );
|
||||
void (GL_APIENTRY * glPatchParameteri)( GLenum pname, GLint value );
|
||||
void (GL_APIENTRY * glPatchParameterfv)( GLenum pname, const GLfloat* values );
|
||||
void (GL_APIENTRY * glGetUniformuiv)( GLuint program, GLint location, GLuint* params );
|
||||
@ -960,6 +975,7 @@ class OSG_EXPORT GL2Extensions : public osg::Referenced
|
||||
|
||||
void (GL_APIENTRY * glSampleCoverage) (GLclampf value, GLboolean invert);
|
||||
|
||||
|
||||
// Point
|
||||
bool isPointParametersSupported;
|
||||
bool isPointSpriteSupported;
|
||||
@ -969,6 +985,46 @@ class OSG_EXPORT GL2Extensions : public osg::Referenced
|
||||
void (GL_APIENTRY * glPointParameterf) (GLenum pname, GLfloat param);
|
||||
void (GL_APIENTRY * glPointParameterfv) (GLenum pname, const GLfloat *params);
|
||||
|
||||
|
||||
// FrameBuferObject
|
||||
bool isFrameBufferObjectSupported;
|
||||
bool isPackedDepthStencilSupported;
|
||||
bool isRenderbufferMultisampleSupported() const { return glRenderbufferStorageMultisample != 0; }
|
||||
bool isRenderbufferMultisampleCoverageSupported() const { return glRenderbufferStorageMultisampleCoverageNV != 0; }
|
||||
|
||||
void (GL_APIENTRY * glBindRenderbuffer) (GLenum, GLuint);
|
||||
void (GL_APIENTRY * glDeleteRenderbuffers) (GLsizei n, const GLuint *renderbuffers);
|
||||
void (GL_APIENTRY * glGenRenderbuffers) (GLsizei, GLuint *);
|
||||
void (GL_APIENTRY * glRenderbufferStorage) (GLenum, GLenum, GLsizei, GLsizei);
|
||||
void (GL_APIENTRY * glRenderbufferStorageMultisample) (GLenum, GLsizei, GLenum, GLsizei, GLsizei);
|
||||
void (GL_APIENTRY * glRenderbufferStorageMultisampleCoverageNV) (GLenum, GLsizei, GLsizei, GLenum, GLsizei, GLsizei);
|
||||
void (GL_APIENTRY * glBindFramebuffer) (GLenum, GLuint);
|
||||
void (GL_APIENTRY * glDeleteFramebuffers) (GLsizei n, const GLuint *framebuffers);
|
||||
void (GL_APIENTRY * glGenFramebuffers) (GLsizei, GLuint *);
|
||||
GLenum (GL_APIENTRY * glCheckFramebufferStatus) (GLenum);
|
||||
|
||||
void (GL_APIENTRY * glFramebufferTexture1D) (GLenum, GLenum, GLenum, GLuint, GLint);
|
||||
void (GL_APIENTRY * glFramebufferTexture2D) (GLenum, GLenum, GLenum, GLuint, GLint);
|
||||
void (GL_APIENTRY * glFramebufferTexture3D) (GLenum, GLenum, GLenum, GLuint, GLint, GLint);
|
||||
void (GL_APIENTRY * glFramebufferTexture) (GLenum, GLenum, GLint, GLint);
|
||||
void (GL_APIENTRY * glFramebufferTextureLayer) (GLenum, GLenum, GLuint, GLint, GLint);
|
||||
void (GL_APIENTRY * glFramebufferTextureFace)( GLenum target, GLenum attachment, GLuint texture, GLint level, GLenum face );
|
||||
void (GL_APIENTRY * glFramebufferRenderbuffer) (GLenum, GLenum, GLenum, GLuint);
|
||||
|
||||
void (GL_APIENTRY * glGenerateMipmap) (GLenum);
|
||||
void (GL_APIENTRY * glBlitFramebuffer) (GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLint, GLbitfield, GLenum);
|
||||
void (GL_APIENTRY * glGetRenderbufferParameteriv) (GLenum, GLenum, GLint*);
|
||||
|
||||
|
||||
// Sync
|
||||
GLsync (GL_APIENTRY * glFenceSync) (GLenum condition, GLbitfield flags);
|
||||
GLboolean (GL_APIENTRY * glIsSync) (GLsync sync);
|
||||
void (GL_APIENTRY * glDeleteSync) (GLsync sync);
|
||||
GLenum (GL_APIENTRY * glClientWaitSync) (GLsync sync, GLbitfield flags, GLuint64 timeout);
|
||||
void (GL_APIENTRY * glWaitSync) (GLsync sync, GLbitfield flags, GLuint64 timeout);
|
||||
void (GL_APIENTRY * glGetSynciv) (GLsync sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values);
|
||||
|
||||
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
@ -533,53 +533,16 @@ class OSG_EXPORT GraphicsContext : public Object
|
||||
|
||||
//#include <osg/GLExtensions>
|
||||
|
||||
#ifndef GL_ARB_sync
|
||||
#define GL_MAX_SERVER_WAIT_TIMEOUT 0x9111
|
||||
#define GL_OBJECT_TYPE 0x9112
|
||||
#define GL_SYNC_CONDITION 0x9113
|
||||
#define GL_SYNC_STATUS 0x9114
|
||||
#define GL_SYNC_FLAGS 0x9115
|
||||
#define GL_SYNC_FENCE 0x9116
|
||||
#define GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
|
||||
#define GL_UNSIGNALED 0x9118
|
||||
#define GL_SIGNALED 0x9119
|
||||
#define GL_ALREADY_SIGNALED 0x911A
|
||||
#define GL_TIMEOUT_EXPIRED 0x911B
|
||||
#define GL_CONDITION_SATISFIED 0x911C
|
||||
#define GL_WAIT_FAILED 0x911D
|
||||
#define GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
|
||||
#define GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull
|
||||
#endif
|
||||
|
||||
class OSG_EXPORT SyncSwapBuffersCallback : public GraphicsContext::SwapCallback
|
||||
{
|
||||
public:
|
||||
SyncSwapBuffersCallback();
|
||||
|
||||
void setUpExtensions();
|
||||
|
||||
virtual void swapBuffersImplementation(GraphicsContext* gc);
|
||||
|
||||
typedef struct __GLsync *GLsync;
|
||||
|
||||
typedef GLsync (GL_APIENTRY * PFNGLFENCESYNCPROC) (GLenum condition, GLbitfield flags);
|
||||
typedef GLboolean (GL_APIENTRY * PFNGLISSYNCPROC) (GLsync sync);
|
||||
typedef void (GL_APIENTRY * PFNGLDELETESYNCPROC) (GLsync sync);
|
||||
typedef GLenum (GL_APIENTRY * PFNGLCLIENTWAITSYNCPROC) (GLsync sync, GLbitfield flags, GLuint64 timeout);
|
||||
typedef void (GL_APIENTRY * PFNGLWAITSYNCPROC) (GLsync sync, GLbitfield flags, GLuint64 timeout);
|
||||
typedef void (GL_APIENTRY * PFNGLGETINTEGER64VPROC) (GLenum pname, GLint64 *params);
|
||||
typedef void (GL_APIENTRY * PFNGLGETSYNCIVPROC) (GLsync sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values);
|
||||
|
||||
bool _extensionInitialized;
|
||||
|
||||
PFNGLFENCESYNCPROC _glFenceSync;
|
||||
PFNGLISSYNCPROC _glIsSync;
|
||||
PFNGLDELETESYNCPROC _glDeleteSync;
|
||||
PFNGLCLIENTWAITSYNCPROC _glClientWaitSync;
|
||||
PFNGLWAITSYNCPROC _glWaitSync;
|
||||
PFNGLGETINTEGER64VPROC _glGetInteger64v;
|
||||
PFNGLGETSYNCIVPROC _glGetSynciv;
|
||||
|
||||
GLsync _previousSync;
|
||||
};
|
||||
|
||||
|
||||
@ -264,193 +264,6 @@ void GLBufferObject::setBufferDataHasBeenRead(const osg::BufferData* bd)
|
||||
++entry.numRead;
|
||||
}
|
||||
|
||||
#if 0
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// Extension support
|
||||
//
|
||||
|
||||
typedef buffered_value< ref_ptr<GLBufferObject::Extensions> > BufferedExtensions;
|
||||
static BufferedExtensions s_extensions;
|
||||
|
||||
GLBufferObject::Extensions* GLBufferObject::getExtensions(unsigned int contextID,bool createIfNotInitalized)
|
||||
{
|
||||
if (!s_extensions[contextID] && createIfNotInitalized) s_extensions[contextID] = new GLBufferObject::Extensions(contextID);
|
||||
return s_extensions[contextID].get();
|
||||
}
|
||||
|
||||
void GLBufferObject::setExtensions(unsigned int contextID,Extensions* extensions)
|
||||
{
|
||||
s_extensions[contextID] = extensions;
|
||||
}
|
||||
|
||||
GLBufferObject::Extensions::Extensions(unsigned int contextID)
|
||||
{
|
||||
setupGLExtensions(contextID);
|
||||
}
|
||||
|
||||
GLBufferObject::Extensions::Extensions(const Extensions& rhs):
|
||||
Referenced()
|
||||
{
|
||||
_glGenBuffers = rhs._glGenBuffers;
|
||||
_glBindBuffer = rhs._glBindBuffer;
|
||||
_glBufferData = rhs._glBufferData;
|
||||
_glBufferSubData = rhs._glBufferSubData;
|
||||
_glDeleteBuffers = rhs._glDeleteBuffers;
|
||||
_glIsBuffer = rhs._glIsBuffer;
|
||||
_glGetBufferSubData = rhs._glGetBufferSubData;
|
||||
_glMapBuffer = rhs._glMapBuffer;
|
||||
_glUnmapBuffer = rhs._glUnmapBuffer;
|
||||
_glGetBufferParameteriv = rhs._glGetBufferParameteriv;
|
||||
_glGetBufferPointerv = rhs._glGetBufferPointerv;
|
||||
_glBindBufferRange = rhs._glBindBufferRange;
|
||||
_glBindBufferBase = rhs._glBindBufferBase;
|
||||
_glTexBuffer = rhs._glTexBuffer;
|
||||
|
||||
}
|
||||
|
||||
|
||||
void GLBufferObject::Extensions::lowestCommonDenominator(const Extensions& rhs)
|
||||
{
|
||||
if (!rhs._glGenBuffers) _glGenBuffers = rhs._glGenBuffers;
|
||||
if (!rhs._glBindBuffer) _glBindBuffer = rhs._glBindBuffer;
|
||||
if (!rhs._glBufferData) _glBufferData = rhs._glBufferData;
|
||||
if (!rhs._glBufferSubData) _glBufferSubData = rhs._glBufferSubData;
|
||||
if (!rhs._glDeleteBuffers) _glDeleteBuffers = rhs._glDeleteBuffers;
|
||||
if (!rhs._glIsBuffer) _glIsBuffer = rhs._glIsBuffer;
|
||||
if (!rhs._glGetBufferSubData) _glGetBufferSubData = rhs._glGetBufferSubData;
|
||||
if (!rhs._glMapBuffer) _glMapBuffer = rhs._glMapBuffer;
|
||||
if (!rhs._glUnmapBuffer) _glUnmapBuffer = rhs._glUnmapBuffer;
|
||||
if (!rhs._glGetBufferParameteriv) _glGetBufferParameteriv = rhs._glGetBufferParameteriv;
|
||||
if (!rhs._glGetBufferParameteriv) _glGetBufferPointerv = rhs._glGetBufferPointerv;
|
||||
if (!rhs._glBindBufferRange) _glBindBufferRange = rhs._glBindBufferRange;
|
||||
if (!rhs._glBindBufferBase) _glBindBufferBase = rhs._glBindBufferBase;
|
||||
if (!rhs._glTexBuffer) _glTexBuffer = rhs._glTexBuffer;
|
||||
|
||||
_isPBOSupported = rhs._isPBOSupported;
|
||||
_isUniformBufferObjectSupported = rhs._isUniformBufferObjectSupported;
|
||||
_isTBOSupported = rhs._isTBOSupported;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::setupGLExtensions(unsigned int contextID)
|
||||
{
|
||||
setGLExtensionFuncPtr(_glGenBuffers, "glGenBuffers","glGenBuffersARB");
|
||||
setGLExtensionFuncPtr(_glBindBuffer, "glBindBuffer","glBindBufferARB");
|
||||
setGLExtensionFuncPtr(_glBufferData, "glBufferData","glBufferDataARB");
|
||||
setGLExtensionFuncPtr(_glBufferSubData, "glBufferSubData","glBufferSubDataARB");
|
||||
setGLExtensionFuncPtr(_glDeleteBuffers, "glDeleteBuffers","glDeleteBuffersARB");
|
||||
setGLExtensionFuncPtr(_glIsBuffer, "glIsBuffer","glIsBufferARB");
|
||||
setGLExtensionFuncPtr(_glGetBufferSubData, "glGetBufferSubData","glGetBufferSubDataARB");
|
||||
setGLExtensionFuncPtr(_glMapBuffer, "glMapBuffer","glMapBufferARB");
|
||||
setGLExtensionFuncPtr(_glUnmapBuffer, "glUnmapBuffer","glUnmapBufferARB");
|
||||
setGLExtensionFuncPtr(_glGetBufferParameteriv, "glGetBufferParameteriv","glGetBufferParameterivARB");
|
||||
setGLExtensionFuncPtr(_glGetBufferPointerv, "glGetBufferPointerv","glGetBufferPointervARB");
|
||||
setGLExtensionFuncPtr(_glBindBufferRange, "glBindBufferRange");
|
||||
setGLExtensionFuncPtr(_glBindBufferBase, "glBindBufferBase");
|
||||
setGLExtensionFuncPtr(_glTexBuffer, "glTexBuffer","glTexBufferARB" );
|
||||
|
||||
_isPBOSupported = OSG_GL3_FEATURES || osg::isGLExtensionSupported(contextID,"GL_ARB_pixel_buffer_object");
|
||||
_isUniformBufferObjectSupported = osg::isGLExtensionSupported(contextID, "GL_ARB_uniform_buffer_object");
|
||||
_isTBOSupported = osg::isGLExtensionSupported(contextID,"GL_ARB_texture_buffer_object");
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glGenBuffers(GLsizei n, GLuint *buffers) const
|
||||
{
|
||||
if (_glGenBuffers) _glGenBuffers(n, buffers);
|
||||
else OSG_WARN<<"Error: glGenBuffers not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glBindBuffer(GLenum target, GLuint buffer) const
|
||||
{
|
||||
if (_glBindBuffer) _glBindBuffer(target, buffer);
|
||||
else OSG_WARN<<"Error: glBindBuffer not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glBufferData(GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage) const
|
||||
{
|
||||
if (_glBufferData) _glBufferData(target, size, data, usage);
|
||||
else OSG_WARN<<"Error: glBufferData not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glBufferSubData(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data) const
|
||||
{
|
||||
if (_glBufferSubData) _glBufferSubData(target, offset, size, data);
|
||||
else OSG_WARN<<"Error: glBufferData not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glDeleteBuffers(GLsizei n, const GLuint *buffers) const
|
||||
{
|
||||
if (_glDeleteBuffers) _glDeleteBuffers(n, buffers);
|
||||
else OSG_WARN<<"Error: glBufferData not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
GLboolean GLBufferObject::Extensions::glIsBuffer (GLuint buffer) const
|
||||
{
|
||||
if (_glIsBuffer) return _glIsBuffer(buffer);
|
||||
else
|
||||
{
|
||||
OSG_WARN<<"Error: glIsBuffer not supported by OpenGL driver"<<std::endl;
|
||||
return GL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glGetBufferSubData (GLenum target, GLintptrARB offset, GLsizeiptrARB size, GLvoid *data) const
|
||||
{
|
||||
if (_glGetBufferSubData) _glGetBufferSubData(target,offset,size,data);
|
||||
else OSG_WARN<<"Error: glGetBufferSubData not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
GLvoid* GLBufferObject::Extensions::glMapBuffer (GLenum target, GLenum access) const
|
||||
{
|
||||
if (_glMapBuffer) return _glMapBuffer(target,access);
|
||||
else
|
||||
{
|
||||
OSG_WARN<<"Error: glMapBuffer not supported by OpenGL driver"<<std::endl;
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
GLboolean GLBufferObject::Extensions::glUnmapBuffer (GLenum target) const
|
||||
{
|
||||
if (_glUnmapBuffer) return _glUnmapBuffer(target);
|
||||
else
|
||||
{
|
||||
OSG_WARN<<"Error: glUnmapBuffer not supported by OpenGL driver"<<std::endl;
|
||||
return GL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glGetBufferParameteriv (GLenum target, GLenum pname, GLint *params) const
|
||||
{
|
||||
if (_glGetBufferParameteriv) _glGetBufferParameteriv(target,pname,params);
|
||||
else OSG_WARN<<"Error: glGetBufferParameteriv not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glGetBufferPointerv (GLenum target, GLenum pname, GLvoid* *params) const
|
||||
{
|
||||
if (_glGetBufferPointerv) _glGetBufferPointerv(target,pname,params);
|
||||
else OSG_WARN<<"Error: glGetBufferPointerv not supported by OpenGL driver"<<std::endl;
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glBindBufferRange (GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size)
|
||||
{
|
||||
if (_glBindBufferRange) _glBindBufferRange(target, index, buffer, offset, size);
|
||||
else OSG_WARN<<"Error: glBindBufferRange not supported by OpenGL driver\n";
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glBindBufferBase (GLenum target, GLuint index, GLuint buffer)
|
||||
{
|
||||
if (_glBindBufferBase) _glBindBufferBase(target, index, buffer);
|
||||
else OSG_WARN<<"Error: glBindBufferBase not supported by OpenGL driver\n";
|
||||
}
|
||||
|
||||
void GLBufferObject::Extensions::glTexBuffer( GLenum target, GLenum internalFormat, GLuint buffer ) const
|
||||
{
|
||||
if ( _glTexBuffer ) _glTexBuffer( target, internalFormat, buffer );
|
||||
else OSG_WARN<<"Error: glTexBuffer not supported by OpenGL driver\n";
|
||||
}
|
||||
#endif
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// GLBufferObjectSet
|
||||
|
||||
@ -28,96 +28,6 @@
|
||||
|
||||
using namespace osg;
|
||||
|
||||
static buffered_object< ref_ptr<FBOExtensions> > s_extensions;
|
||||
|
||||
FBOExtensions* FBOExtensions::instance(unsigned contextID, bool createIfNotInitalized)
|
||||
{
|
||||
if (!s_extensions[contextID] && createIfNotInitalized) s_extensions[contextID] = new FBOExtensions(contextID);
|
||||
return s_extensions[contextID].get();
|
||||
}
|
||||
|
||||
/**************************************************************************
|
||||
* FBOExtensions
|
||||
**************************************************************************/
|
||||
#if defined(OSG_GLES1_AVAILABLE) || defined(OSG_GLES2_AVAILABLE)
|
||||
#if defined(OSG_GLES1_AVAILABLE)
|
||||
#define LOAD_FBO_EXT(name) setGLExtensionFuncPtr(name, (#name), (std::string(#name)+std::string("OES") ).c_str() )
|
||||
#else
|
||||
#define LOAD_FBO_EXT(name) setGLExtensionFuncPtr(name, (#name), std::string(#name).c_str() )
|
||||
#endif
|
||||
#else
|
||||
#define LOAD_FBO_EXT(name) setGLExtensionFuncPtr(name, (#name), (std::string(#name)+std::string("EXT") ).c_str() )
|
||||
#endif
|
||||
|
||||
FBOExtensions::FBOExtensions(unsigned int contextID)
|
||||
: glBindRenderbuffer(0),
|
||||
glGenRenderbuffers(0),
|
||||
glDeleteRenderbuffers(0),
|
||||
glRenderbufferStorage(0),
|
||||
glRenderbufferStorageMultisample(0),
|
||||
glRenderbufferStorageMultisampleCoverageNV(0),
|
||||
glBindFramebuffer(0),
|
||||
glDeleteFramebuffers(0),
|
||||
glGenFramebuffers(0),
|
||||
glCheckFramebufferStatus(0),
|
||||
glFramebufferTexture1D(0),
|
||||
glFramebufferTexture2D(0),
|
||||
glFramebufferTexture3D(0),
|
||||
glFramebufferTexture(0),
|
||||
glFramebufferTextureLayer(0),
|
||||
glFramebufferRenderbuffer(0),
|
||||
glGenerateMipmap(0),
|
||||
glBlitFramebuffer(0),
|
||||
_supported(false),
|
||||
_packed_depth_stencil_supported(false)
|
||||
{
|
||||
LOAD_FBO_EXT(glBindRenderbuffer);
|
||||
LOAD_FBO_EXT(glGenRenderbuffers);
|
||||
LOAD_FBO_EXT(glDeleteRenderbuffers);
|
||||
LOAD_FBO_EXT(glRenderbufferStorage);
|
||||
LOAD_FBO_EXT(glBindFramebuffer);
|
||||
LOAD_FBO_EXT(glDeleteFramebuffers);
|
||||
LOAD_FBO_EXT(glGenFramebuffers);
|
||||
LOAD_FBO_EXT(glCheckFramebufferStatus);
|
||||
LOAD_FBO_EXT(glFramebufferTexture1D);
|
||||
LOAD_FBO_EXT(glFramebufferTexture2D);
|
||||
LOAD_FBO_EXT(glFramebufferTexture3D);
|
||||
LOAD_FBO_EXT(glFramebufferTexture);
|
||||
LOAD_FBO_EXT(glFramebufferTextureLayer);
|
||||
LOAD_FBO_EXT(glFramebufferRenderbuffer);
|
||||
LOAD_FBO_EXT(glGenerateMipmap);
|
||||
LOAD_FBO_EXT(glGetRenderbufferParameteriv);
|
||||
|
||||
_supported =
|
||||
glBindRenderbuffer != 0 &&
|
||||
glDeleteRenderbuffers != 0 &&
|
||||
glGenRenderbuffers != 0 &&
|
||||
glRenderbufferStorage != 0 &&
|
||||
glBindFramebuffer != 0 &&
|
||||
glDeleteFramebuffers != 0 &&
|
||||
glGenFramebuffers != 0 &&
|
||||
glCheckFramebufferStatus != 0 &&
|
||||
glFramebufferTexture2D != 0 &&
|
||||
glFramebufferRenderbuffer != 0 &&
|
||||
glGenerateMipmap != 0 &&
|
||||
glGetRenderbufferParameteriv != 0;
|
||||
|
||||
#if !defined(OSG_GLES1_AVAILABLE) && !defined(OSG_GLES2_AVAILABLE)
|
||||
_supported = _supported &&
|
||||
glFramebufferTexture1D != 0 &&
|
||||
glFramebufferTexture3D != 0 &&
|
||||
isGLExtensionOrVersionSupported(contextID, "GL_EXT_framebuffer_object",3.0f);
|
||||
#endif
|
||||
|
||||
LOAD_FBO_EXT(glBlitFramebuffer);
|
||||
LOAD_FBO_EXT(glRenderbufferStorageMultisample);
|
||||
LOAD_FBO_EXT(glRenderbufferStorageMultisampleCoverageNV);
|
||||
|
||||
_packed_depth_stencil_supported = OSG_GL3_FEATURES ||
|
||||
(isGLExtensionSupported(contextID, "GL_EXT_packed_depth_stencil")) ||
|
||||
(isGLExtensionSupported(contextID, "GL_OES_packed_depth_stencil"));
|
||||
}
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
* RenderBuffer
|
||||
@ -149,8 +59,8 @@ void RenderBuffer::flushDeletedRenderBuffers(unsigned int contextID,double /*cur
|
||||
// if no time available don't try to flush objects.
|
||||
if (availableTime<=0.0) return;
|
||||
|
||||
const FBOExtensions* extensions = FBOExtensions::instance(contextID,true);
|
||||
if(!extensions || !extensions->isSupported() ) return;
|
||||
const GL2Extensions* extensions = GL2Extensions::Get(contextID,true);
|
||||
if(!extensions || !extensions->isFrameBufferObjectSupported ) return;
|
||||
|
||||
const osg::Timer& timer = *osg::Timer::instance();
|
||||
osg::Timer_t start_tick = timer.tick();
|
||||
@ -219,13 +129,13 @@ RenderBuffer::~RenderBuffer()
|
||||
}
|
||||
}
|
||||
|
||||
int RenderBuffer::getMaxSamples(unsigned int contextID, const FBOExtensions *ext)
|
||||
int RenderBuffer::getMaxSamples(unsigned int contextID, const GL2Extensions* ext)
|
||||
{
|
||||
static osg::buffered_value<GLint> maxSamplesList;
|
||||
|
||||
GLint& maxSamples = maxSamplesList[contextID];
|
||||
|
||||
if (!maxSamples && ext->isMultisampleSupported())
|
||||
if (!maxSamples && ext->isMultisampleSupported)
|
||||
{
|
||||
glGetIntegerv(GL_MAX_SAMPLES_EXT, &maxSamples);
|
||||
}
|
||||
@ -233,7 +143,7 @@ int RenderBuffer::getMaxSamples(unsigned int contextID, const FBOExtensions *ext
|
||||
return maxSamples;
|
||||
}
|
||||
|
||||
GLuint RenderBuffer::getObjectID(unsigned int contextID, const FBOExtensions *ext) const
|
||||
GLuint RenderBuffer::getObjectID(unsigned int contextID, const GL2Extensions* ext) const
|
||||
{
|
||||
GLuint &objectID = _objectID[contextID];
|
||||
|
||||
@ -261,7 +171,7 @@ GLuint RenderBuffer::getObjectID(unsigned int contextID, const FBOExtensions *ex
|
||||
const_cast<RenderBuffer*>(this)->setSamples(_colorSamples);
|
||||
}
|
||||
|
||||
if (_samples > 0 && ext->isMultisampleCoverageSupported())
|
||||
if (_samples > 0 && ext->isRenderbufferMultisampleCoverageSupported())
|
||||
{
|
||||
int samples = minimum(_samples, getMaxSamples(contextID, ext));
|
||||
int colorSamples = minimum(_colorSamples, samples);
|
||||
@ -269,7 +179,7 @@ GLuint RenderBuffer::getObjectID(unsigned int contextID, const FBOExtensions *ex
|
||||
ext->glRenderbufferStorageMultisampleCoverageNV(GL_RENDERBUFFER_EXT,
|
||||
samples, colorSamples, _internalFormat, _width, _height);
|
||||
}
|
||||
else if (_samples > 0 && ext->isMultisampleSupported())
|
||||
else if (_samples > 0 && ext->isRenderbufferMultisampleSupported())
|
||||
{
|
||||
int samples = minimum(_samples, getMaxSamples(contextID, ext));
|
||||
|
||||
@ -540,7 +450,7 @@ bool FrameBufferAttachment::isMultisample() const
|
||||
return false;
|
||||
}
|
||||
|
||||
void FrameBufferAttachment::createRequiredTexturesAndApplyGenerateMipMap(State &state, const FBOExtensions* ext) const
|
||||
void FrameBufferAttachment::createRequiredTexturesAndApplyGenerateMipMap(State &state, const GL2Extensions* ext) const
|
||||
{
|
||||
unsigned int contextID = state.getContextID();
|
||||
|
||||
@ -571,7 +481,7 @@ void FrameBufferAttachment::createRequiredTexturesAndApplyGenerateMipMap(State &
|
||||
}
|
||||
}
|
||||
|
||||
void FrameBufferAttachment::attach(State &state, GLenum target, GLenum attachment_point, const FBOExtensions* ext) const
|
||||
void FrameBufferAttachment::attach(State &state, GLenum target, GLenum attachment_point, const GL2Extensions* ext) const
|
||||
{
|
||||
unsigned int contextID = state.getContextID();
|
||||
|
||||
@ -731,8 +641,8 @@ void FrameBufferObject::flushDeletedFrameBufferObjects(unsigned int contextID,do
|
||||
// if no time available don't try to flush objects.
|
||||
if (availableTime<=0.0) return;
|
||||
|
||||
const FBOExtensions* extensions = FBOExtensions::instance(contextID,true);
|
||||
if(!extensions || !extensions->isSupported() ) return;
|
||||
const GL2Extensions* extensions = GL2Extensions::Get(contextID,true);
|
||||
if(!extensions || !extensions->isFrameBufferObjectSupported ) return;
|
||||
|
||||
const osg::Timer& timer = *osg::Timer::instance();
|
||||
osg::Timer_t start_tick = timer.tick();
|
||||
@ -862,8 +772,8 @@ void FrameBufferObject::apply(State &state, BindTarget target) const
|
||||
return;
|
||||
|
||||
|
||||
FBOExtensions* ext = FBOExtensions::instance(contextID,true);
|
||||
if (!ext->isSupported())
|
||||
GL2Extensions* ext = state.get<GL2Extensions>();
|
||||
if (!ext->isFrameBufferObjectSupported)
|
||||
{
|
||||
_unsupported[contextID] = 1;
|
||||
OSG_WARN << "Warning: EXT_framebuffer_object is not supported" << std::endl;
|
||||
@ -938,7 +848,7 @@ void FrameBufferObject::apply(State &state, BindTarget target) const
|
||||
switch(i->first)
|
||||
{
|
||||
case(Camera::PACKED_DEPTH_STENCIL_BUFFER):
|
||||
if (ext->isPackedDepthStencilSupported())
|
||||
if (ext->isPackedDepthStencilSupported)
|
||||
{
|
||||
fa.attach(state, target, GL_DEPTH_ATTACHMENT_EXT, ext);
|
||||
fa.attach(state, target, GL_STENCIL_ATTACHMENT_EXT, ext);
|
||||
|
||||
@ -222,9 +222,6 @@ GL2Extensions::GL2Extensions(unsigned int contextID)
|
||||
|
||||
// EXT_geometry_shader4
|
||||
setGLExtensionFuncPtr(glProgramParameteri, "glProgramParameteri", "glProgramParameteriEXT" );
|
||||
setGLExtensionFuncPtr(glFramebufferTexture, "glFramebufferTexture", "glFramebufferTextureEXT" );
|
||||
setGLExtensionFuncPtr(glFramebufferTextureLayer, "glFramebufferTextureLayer", "glFramebufferTextureLayerEXT" );
|
||||
setGLExtensionFuncPtr(glFramebufferTextureFace, "glFramebufferTextureFace", "glFramebufferTextureFaceEXT" );
|
||||
|
||||
// ARB_tesselation_shader
|
||||
setGLExtensionFuncPtr(glPatchParameteri, "glPatchParameteri" );
|
||||
@ -612,6 +609,58 @@ GL2Extensions::GL2Extensions(unsigned int contextID)
|
||||
|
||||
setGLExtensionFuncPtr(glSampleCoverage, "glSampleCoverageARB");
|
||||
|
||||
|
||||
// FrameBufferObject
|
||||
setGLExtensionFuncPtr(glBindRenderbuffer, "glBindRenderbuffer", "glBindRenderbufferEXT", "glBindRenderbufferOES");
|
||||
setGLExtensionFuncPtr(glDeleteRenderbuffers, "glDeleteRenderbuffers", "glDeleteRenderbuffersEXT", "glDeleteRenderbuffersOES");
|
||||
setGLExtensionFuncPtr(glGenRenderbuffers, "glGenRenderbuffers", "glGenRenderbuffersEXT", "glGenRenderbuffersOES");
|
||||
setGLExtensionFuncPtr(glRenderbufferStorage, "glRenderbufferStorage", "glRenderbufferStorageEXT", "glRenderbufferStorageOES");
|
||||
setGLExtensionFuncPtr(glRenderbufferStorageMultisample, "glRenderbufferStorageMultisample", "glRenderbufferStorageMultisampleEXT", "glRenderbufferStorageMultisampleOES");
|
||||
setGLExtensionFuncPtr(glRenderbufferStorageMultisampleCoverageNV, "glRenderbufferStorageMultisampleCoverageNV");
|
||||
setGLExtensionFuncPtr(glBindFramebuffer, "glBindFramebuffer", "glBindFramebufferEXT", "glBindFramebufferOES");
|
||||
setGLExtensionFuncPtr(glDeleteFramebuffers, "glDeleteFramebuffers", "glDeleteFramebuffersEXT", "glDeleteFramebuffersOES");
|
||||
setGLExtensionFuncPtr(glGenFramebuffers, "glGenFramebuffers", "glGenFramebuffersEXT", "glGenFramebuffersOES");
|
||||
setGLExtensionFuncPtr(glCheckFramebufferStatus, "glCheckFramebufferStatus", "glCheckFramebufferStatusEXT", "glCheckFramebufferStatusOES");
|
||||
|
||||
setGLExtensionFuncPtr(glFramebufferTexture1D, "glFramebufferTexture1D", "glFramebufferTexture1DEXT", "glFramebufferTexture1DOES");
|
||||
setGLExtensionFuncPtr(glFramebufferTexture2D, "glFramebufferTexture2D", "glFramebufferTexture2DEXT", "glFramebufferTexture2DOES");
|
||||
setGLExtensionFuncPtr(glFramebufferTexture3D, "glFramebufferTexture3D", "glFramebufferTexture3DEXT", "glFramebufferTexture3DOES");
|
||||
setGLExtensionFuncPtr(glFramebufferTexture, "glFramebufferTexture", "glFramebufferTextureEXT", "glFramebufferTextureOES");
|
||||
setGLExtensionFuncPtr(glFramebufferTextureLayer, "glFramebufferTextureLayer", "glFramebufferTextureLayerEXT", "glFramebufferTextureLayerOES");
|
||||
setGLExtensionFuncPtr(glFramebufferTextureFace, "glFramebufferTextureFace", "glFramebufferTextureFaceEXT", "glFramebufferTextureFaceOES" );
|
||||
setGLExtensionFuncPtr(glFramebufferRenderbuffer, "glFramebufferRenderbuffer", "glFramebufferRenderbufferEXT", "glFramebufferRenderbufferOES");
|
||||
|
||||
setGLExtensionFuncPtr(glGenerateMipmap, "glGenerateMipmap", "glGenerateMipmapEXT", "glGenerateMipmapOES");
|
||||
setGLExtensionFuncPtr(glBlitFramebuffer, "glBlitFramebuffer", "glBlitFramebufferEXT", "glBlitFramebufferOES");
|
||||
setGLExtensionFuncPtr(glGetRenderbufferParameteriv, "glGetRenderbufferParameteriv", "glGetRenderbufferParameterivEXT", "glGetRenderbufferParameterivOES");
|
||||
|
||||
isFrameBufferObjectSupported =
|
||||
glBindRenderbuffer != 0 &&
|
||||
glDeleteRenderbuffers != 0 &&
|
||||
glGenRenderbuffers != 0 &&
|
||||
glRenderbufferStorage != 0 &&
|
||||
glBindFramebuffer != 0 &&
|
||||
glDeleteFramebuffers != 0 &&
|
||||
glGenFramebuffers != 0 &&
|
||||
glCheckFramebufferStatus != 0 &&
|
||||
glFramebufferTexture2D != 0 &&
|
||||
glFramebufferRenderbuffer != 0 &&
|
||||
glGenerateMipmap != 0 &&
|
||||
glGetRenderbufferParameteriv != 0;
|
||||
|
||||
isPackedDepthStencilSupported = OSG_GL3_FEATURES ||
|
||||
(isGLExtensionSupported(contextID, "GL_EXT_packed_depth_stencil")) ||
|
||||
(isGLExtensionSupported(contextID, "GL_OES_packed_depth_stencil"));
|
||||
|
||||
|
||||
// Sync
|
||||
osg::setGLExtensionFuncPtr(glFenceSync, "glFenceSync");
|
||||
osg::setGLExtensionFuncPtr(glIsSync, "glIsSync");
|
||||
osg::setGLExtensionFuncPtr(glDeleteSync, "glDeleteSync");
|
||||
osg::setGLExtensionFuncPtr(glClientWaitSync, "glClientWaitSync");
|
||||
osg::setGLExtensionFuncPtr(glWaitSync, "glWaitSync");
|
||||
osg::setGLExtensionFuncPtr(glGetSynciv, "glGetSynciv");
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -982,30 +982,9 @@ void GraphicsContext::resizedImplementation(int x, int y, int width, int height)
|
||||
//
|
||||
// SyncSwapBuffersCallback
|
||||
//
|
||||
SyncSwapBuffersCallback::SyncSwapBuffersCallback():
|
||||
_extensionInitialized(false),
|
||||
_glFenceSync(0),
|
||||
_glIsSync(0),
|
||||
_glDeleteSync(0),
|
||||
_glClientWaitSync(0),
|
||||
_glWaitSync(0),
|
||||
_glGetInteger64v(0),
|
||||
_glGetSynciv(0),
|
||||
_previousSync(0)
|
||||
SyncSwapBuffersCallback::SyncSwapBuffersCallback()
|
||||
{
|
||||
OSG_NOTICE<<"Created Swap callback."<<std::endl;
|
||||
}
|
||||
|
||||
void SyncSwapBuffersCallback::setUpExtensions()
|
||||
{
|
||||
_extensionInitialized = true;
|
||||
osg::setGLExtensionFuncPtr(_glFenceSync, "glFenceSync");
|
||||
osg::setGLExtensionFuncPtr(_glIsSync, "glIsSync");
|
||||
osg::setGLExtensionFuncPtr(_glDeleteSync, "glDeleteSync");
|
||||
osg::setGLExtensionFuncPtr(_glClientWaitSync, "glClientWaitSync");
|
||||
osg::setGLExtensionFuncPtr(_glWaitSync, "glWaitSync");
|
||||
osg::setGLExtensionFuncPtr(_glGetInteger64v, "glGetInteger64v");
|
||||
osg::setGLExtensionFuncPtr(_glGetSynciv, "glGetSynciv");
|
||||
OSG_INFO<<"Created SyncSwapBuffersCallback."<<std::endl;
|
||||
}
|
||||
|
||||
void SyncSwapBuffersCallback::swapBuffersImplementation(osg::GraphicsContext* gc)
|
||||
@ -1014,20 +993,19 @@ void SyncSwapBuffersCallback::swapBuffersImplementation(osg::GraphicsContext* gc
|
||||
gc->swapBuffersImplementation();
|
||||
//glFinish();
|
||||
|
||||
if (!_extensionInitialized) setUpExtensions();
|
||||
GL2Extensions* ext = gc->getState()->get<GL2Extensions>();
|
||||
|
||||
if (_glClientWaitSync)
|
||||
if (ext->glClientWaitSync)
|
||||
{
|
||||
if (_previousSync)
|
||||
{
|
||||
unsigned int num_seconds = 1;
|
||||
GLuint64 timeout = num_seconds * ((GLuint64)1000 * 1000 * 1000);
|
||||
_glClientWaitSync(_previousSync, 0, timeout);
|
||||
|
||||
_glDeleteSync(_previousSync);
|
||||
ext->glClientWaitSync(_previousSync, 0, timeout);
|
||||
ext->glDeleteSync(_previousSync);
|
||||
}
|
||||
|
||||
_previousSync = _glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
|
||||
_previousSync = ext->glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
|
||||
}
|
||||
//gc->getState()->checkGLErrors("after glWaitSync");
|
||||
|
||||
|
||||
@ -129,13 +129,13 @@ struct RetrieveQueriesCallback : public osg::Camera::DrawCallback
|
||||
{
|
||||
// No valid GraphicsContext in the Camera. This might happen in
|
||||
// SceneView-based apps. Rely on the creating code to have passed
|
||||
// in a valid Extensions pointer, and hope it's valid for any
|
||||
// in a valid GL2Extensions pointer, and hope it's valid for any
|
||||
// context that might be current.
|
||||
OSG_DEBUG << "osgOQ: RQCB: Using fallback path to obtain Extensions pointer." << std::endl;
|
||||
OSG_DEBUG << "osgOQ: RQCB: Using fallback path to obtain GL2Extensions pointer." << std::endl;
|
||||
ext = _extensionsFallback;
|
||||
if (!ext)
|
||||
{
|
||||
OSG_FATAL << "osgOQ: RQCB: Extensions pointer fallback is NULL." << std::endl;
|
||||
OSG_FATAL << "osgOQ: RQCB: GL2Extensions pointer fallback is NULL." << std::endl;
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
@ -2671,17 +2671,13 @@ bool Texture::isHardwareMipmapGenerationEnabled(const State& state) const
|
||||
{
|
||||
if (_useHardwareMipMapGeneration)
|
||||
{
|
||||
unsigned int contextID = state.getContextID();
|
||||
const GL2Extensions* extensions = state.get<GL2Extensions>();
|
||||
|
||||
if (extensions->isGenerateMipMapSupported)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
const FBOExtensions* fbo_ext = FBOExtensions::instance(contextID,true);
|
||||
|
||||
if (fbo_ext->isSupported() && fbo_ext->glGenerateMipmap)
|
||||
if (extensions->glGenerateMipmap)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
@ -2698,13 +2694,12 @@ Texture::GenerateMipmapMode Texture::mipmapBeforeTexImage(const State& state, bo
|
||||
return GENERATE_MIPMAP;
|
||||
#else
|
||||
|
||||
FBOExtensions* fbo_ext = FBOExtensions::instance(state.getContextID(),true);
|
||||
const GL2Extensions* tex_ext = state.get<GL2Extensions>();
|
||||
bool useGenerateMipMap = fbo_ext->isSupported() && fbo_ext->glGenerateMipmap;
|
||||
const GL2Extensions* extensions = state.get<GL2Extensions>();
|
||||
bool useGenerateMipMap = extensions->glGenerateMipmap;
|
||||
|
||||
if (useGenerateMipMap)
|
||||
{
|
||||
if (tex_ext->preferGenerateMipmapSGISForPowerOfTwo)
|
||||
if (extensions->preferGenerateMipmapSGISForPowerOfTwo)
|
||||
{
|
||||
int width = getTextureWidth();
|
||||
int height = getTextureHeight();
|
||||
@ -2736,8 +2731,8 @@ void Texture::mipmapAfterTexImage(State& state, GenerateMipmapMode beforeResult)
|
||||
TextureObject* textureObject = getTextureObject(contextID);
|
||||
if (textureObject)
|
||||
{
|
||||
osg::FBOExtensions* fbo_ext = osg::FBOExtensions::instance(contextID, true);
|
||||
fbo_ext->glGenerateMipmap(textureObject->target());
|
||||
osg::GL2Extensions* ext = state.get<GL2Extensions>();
|
||||
ext->glGenerateMipmap(textureObject->target());
|
||||
}
|
||||
break;
|
||||
}
|
||||
@ -2769,13 +2764,13 @@ void Texture::generateMipmap(State& state) const
|
||||
}
|
||||
|
||||
// get fbo extension which provides us with the glGenerateMipmapEXT function
|
||||
osg::FBOExtensions* fbo_ext = osg::FBOExtensions::instance(state.getContextID(), true);
|
||||
osg::GL2Extensions* ext = state.get<GL2Extensions>();
|
||||
|
||||
// check if the function is supported
|
||||
if (fbo_ext->isSupported() && fbo_ext->glGenerateMipmap)
|
||||
if (ext->glGenerateMipmap)
|
||||
{
|
||||
textureObject->bind();
|
||||
fbo_ext->glGenerateMipmap(textureObject->target());
|
||||
ext->glGenerateMipmap(textureObject->target());
|
||||
|
||||
// inform state that this texture is the current one bound.
|
||||
state.haveAppliedTextureAttribute(state.getActiveTextureUnit(), this);
|
||||
@ -2818,144 +2813,4 @@ void Texture::releaseGLObjects(State* state) const
|
||||
}
|
||||
}
|
||||
|
||||
#if 0
|
||||
Texture::Extensions* Texture::getExtensions(unsigned int contextID,bool createIfNotInitalized)
|
||||
{
|
||||
if (!s_extensions[contextID] && createIfNotInitalized) s_extensions[contextID] = new Extensions(contextID);
|
||||
return s_extensions[contextID].get();
|
||||
}
|
||||
|
||||
void Texture::setExtensions(unsigned int contextID,Extensions* extensions)
|
||||
{
|
||||
s_extensions[contextID] = extensions;
|
||||
}
|
||||
|
||||
Texture::Extensions::Extensions(unsigned int contextID)
|
||||
{
|
||||
const char* version = (const char*) glGetString( GL_VERSION );
|
||||
if (!version)
|
||||
{
|
||||
OSG_FATAL<<"Error: In Texture::Extensions::setupGLExtensions(..) OpenGL version test failed, requires valid graphics context."<<std::endl;
|
||||
return;
|
||||
}
|
||||
|
||||
const char* renderer = (const char*) glGetString(GL_RENDERER);
|
||||
std::string rendererString(renderer ? renderer : "");
|
||||
|
||||
bool radeonHardwareDetected = (rendererString.find("Radeon")!=std::string::npos || rendererString.find("RADEON")!=std::string::npos);
|
||||
bool fireGLHardwareDetected = (rendererString.find("FireGL")!=std::string::npos || rendererString.find("FIREGL")!=std::string::npos);
|
||||
|
||||
bool builtInSupport = OSG_GLES2_FEATURES || OSG_GL3_FEATURES;
|
||||
|
||||
_isMultiTexturingSupported = builtInSupport || OSG_GLES1_FEATURES ||
|
||||
isGLExtensionOrVersionSupported( contextID,"GL_ARB_multitexture", 1.3f) ||
|
||||
isGLExtensionOrVersionSupported(contextID,"GL_EXT_multitexture", 1.3f);
|
||||
|
||||
_isTextureFilterAnisotropicSupported = isGLExtensionSupported(contextID,"GL_EXT_texture_filter_anisotropic");
|
||||
|
||||
_isTextureSwizzleSupported = isGLExtensionSupported(contextID,"GL_ARB_texture_swizzle");
|
||||
|
||||
_isTextureCompressionARBSupported = builtInSupport || isGLExtensionOrVersionSupported(contextID,"GL_ARB_texture_compression", 1.3f);
|
||||
|
||||
_isTextureCompressionS3TCSupported = isGLExtensionSupported(contextID,"GL_EXT_texture_compression_s3tc");
|
||||
|
||||
_isTextureCompressionPVRTC2BPPSupported = isGLExtensionSupported(contextID,"GL_IMG_texture_compression_pvrtc");
|
||||
|
||||
_isTextureCompressionPVRTC4BPPSupported = _isTextureCompressionPVRTC2BPPSupported;//covered by same extension
|
||||
|
||||
_isTextureCompressionETCSupported = isGLExtensionSupported(contextID,"GL_OES_compressed_ETC1_RGB8_texture");
|
||||
|
||||
_isTextureCompressionETC2Supported = isGLExtensionSupported(contextID,"GL_ARB_ES3_compatibility");
|
||||
|
||||
_isTextureCompressionRGTCSupported = isGLExtensionSupported(contextID,"GL_EXT_texture_compression_rgtc");
|
||||
|
||||
_isTextureCompressionPVRTCSupported = isGLExtensionSupported(contextID,"GL_IMG_texture_compression_pvrtc");
|
||||
|
||||
_isTextureMirroredRepeatSupported = builtInSupport ||
|
||||
isGLExtensionOrVersionSupported(contextID,"GL_IBM_texture_mirrored_repeat", 1.4f) ||
|
||||
isGLExtensionOrVersionSupported(contextID,"GL_ARB_texture_mirrored_repeat", 1.4f);
|
||||
|
||||
_isTextureEdgeClampSupported = builtInSupport ||
|
||||
isGLExtensionOrVersionSupported(contextID,"GL_EXT_texture_edge_clamp", 1.2f) ||
|
||||
isGLExtensionOrVersionSupported(contextID,"GL_SGIS_texture_edge_clamp", 1.2f);
|
||||
|
||||
|
||||
_isTextureBorderClampSupported = OSG_GL3_FEATURES ||
|
||||
((OSG_GL1_FEATURES || OSG_GL2_FEATURES) && isGLExtensionOrVersionSupported(contextID,"GL_ARB_texture_border_clamp", 1.3f));
|
||||
|
||||
_isGenerateMipMapSupported = builtInSupport || isGLExtensionOrVersionSupported(contextID,"GL_SGIS_generate_mipmap", 1.4f);
|
||||
|
||||
_preferGenerateMipmapSGISForPowerOfTwo = (radeonHardwareDetected||fireGLHardwareDetected) ? false : true;
|
||||
|
||||
_isTextureMultisampledSupported = isGLExtensionSupported(contextID,"GL_ARB_texture_multisample");
|
||||
|
||||
_isShadowSupported = OSG_GL3_FEATURES || isGLExtensionSupported(contextID,"GL_ARB_shadow");
|
||||
|
||||
_isShadowAmbientSupported = isGLExtensionSupported(contextID,"GL_ARB_shadow_ambient");
|
||||
|
||||
_isClientStorageSupported = isGLExtensionSupported(contextID,"GL_APPLE_client_storage");
|
||||
|
||||
_isNonPowerOfTwoTextureNonMipMappedSupported = builtInSupport || isGLExtensionOrVersionSupported(contextID,"GL_ARB_texture_non_power_of_two", 2.0) || isGLExtensionSupported(contextID,"GL_APPLE_texture_2D_limited_npot");
|
||||
|
||||
_isNonPowerOfTwoTextureMipMappedSupported = builtInSupport || _isNonPowerOfTwoTextureNonMipMappedSupported;
|
||||
|
||||
_isTextureIntegerEXTSupported = OSG_GL3_FEATURES || isGLExtensionSupported(contextID, "GL_EXT_texture_integer");
|
||||
|
||||
#if 0
|
||||
if (rendererString.find("Radeon")!=std::string::npos || rendererString.find("RADEON")!=std::string::npos)
|
||||
{
|
||||
_isNonPowerOfTwoTextureMipMappedSupported = false;
|
||||
OSG_INFO<<"Disabling _isNonPowerOfTwoTextureMipMappedSupported for ATI hardware."<<std::endl;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (rendererString.find("GeForce FX")!=std::string::npos)
|
||||
{
|
||||
_isNonPowerOfTwoTextureMipMappedSupported = false;
|
||||
OSG_INFO<<"Disabling _isNonPowerOfTwoTextureMipMappedSupported for GeForce FX hardware."<<std::endl;
|
||||
}
|
||||
|
||||
_maxTextureSize=0;
|
||||
glGetIntegerv(GL_MAX_TEXTURE_SIZE,&_maxTextureSize);
|
||||
|
||||
char *ptr;
|
||||
if( (ptr = getenv("OSG_MAX_TEXTURE_SIZE")) != 0)
|
||||
{
|
||||
GLint osg_max_size = atoi(ptr);
|
||||
|
||||
if (osg_max_size<_maxTextureSize)
|
||||
{
|
||||
|
||||
_maxTextureSize = osg_max_size;
|
||||
}
|
||||
}
|
||||
|
||||
setGLExtensionFuncPtr(_glTexStorage2D,"glTexStorage2D","glTexStorage2DARB");
|
||||
setGLExtensionFuncPtr(_glCompressedTexImage2D,"glCompressedTexImage2D","glCompressedTexImage2DARB");
|
||||
setGLExtensionFuncPtr(_glCompressedTexSubImage2D,"glCompressedTexSubImage2D","glCompressedTexSubImage2DARB");
|
||||
setGLExtensionFuncPtr(_glGetCompressedTexImage,"glGetCompressedTexImage","glGetCompressedTexImageARB");;
|
||||
setGLExtensionFuncPtr(_glTexImage2DMultisample, "glTexImage2DMultisample", "glTexImage2DMultisampleARB");
|
||||
|
||||
setGLExtensionFuncPtr(_glTexParameterIiv, "glTexParameterIiv", "glTexParameterIivARB");
|
||||
setGLExtensionFuncPtr(_glTexParameterIuiv, "glTexParameterIuiv", "glTexParameterIuivARB");
|
||||
|
||||
|
||||
if (_glTexParameterIiv == NULL) setGLExtensionFuncPtr(_glTexParameterIiv, "glTexParameterIivEXT");
|
||||
if (_glTexParameterIuiv == NULL) setGLExtensionFuncPtr(_glTexParameterIuiv, "glTexParameterIuivEXT");
|
||||
|
||||
setGLExtensionFuncPtr(_glBindImageTexture, "glBindImageTexture", "glBindImageTextureARB");
|
||||
|
||||
_isTextureMaxLevelSupported = ( getGLVersionNumber() >= 1.2f );
|
||||
|
||||
_isTextureStorageEnabled = isTexStorage2DSupported();
|
||||
if ( (ptr = getenv("OSG_GL_TEXTURE_STORAGE")) != 0 && isTexStorage2DSupported())
|
||||
{
|
||||
if (strcmp(ptr,"OFF")==0 || strcmp(ptr,"DISABLE")==0 ) _isTextureStorageEnabled = false;
|
||||
else _isTextureStorageEnabled = true;
|
||||
}
|
||||
|
||||
OSG_DEBUG<<"Texture::Extensions::Extensionts() _isTextureStorageEnabled = "<<_isTextureStorageEnabled<<std::endl;
|
||||
}
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
@ -559,73 +559,3 @@ void Texture3D::allocateMipmap(State& state) const
|
||||
state.haveAppliedTextureAttribute(state.getActiveTextureUnit(), this);
|
||||
}
|
||||
}
|
||||
|
||||
#if 0
|
||||
typedef buffered_value< ref_ptr<Texture3D::Extensions> > BufferedExtensions;
|
||||
static BufferedExtensions s_extensions;
|
||||
|
||||
Texture3D::Extensions* Texture3D::getExtensions(unsigned int contextID,bool createIfNotInitalized)
|
||||
{
|
||||
if (!s_extensions[contextID] && createIfNotInitalized) s_extensions[contextID] = new Extensions(contextID);
|
||||
return s_extensions[contextID].get();
|
||||
}
|
||||
|
||||
void Texture3D::setExtensions(unsigned int contextID,Extensions* extensions)
|
||||
{
|
||||
s_extensions[contextID] = extensions;
|
||||
}
|
||||
|
||||
#ifndef GL_MAX_3D_TEXTURE_SIZE
|
||||
#define GL_MAX_3D_TEXTURE_SIZE 0x8073
|
||||
#endif
|
||||
|
||||
Texture3D::Extensions::Extensions(unsigned int contextID)
|
||||
{
|
||||
setupGLExtensions(contextID);
|
||||
}
|
||||
|
||||
Texture3D::Extensions::Extensions(const Extensions& rhs):
|
||||
Referenced()
|
||||
{
|
||||
_isTexture3DSupported = rhs._isTexture3DSupported;
|
||||
_isTexture3DFast = rhs._isTexture3DFast;
|
||||
_maxTexture3DSize = rhs._maxTexture3DSize;
|
||||
|
||||
glTexImage3D = rhs.glTexImage3D;
|
||||
glTexSubImage3D = rhs.glTexSubImage3D;
|
||||
glCompressedTexImage3D = rhs.glCompressedTexImage3D;
|
||||
glCompressedTexSubImage3D = rhs.glCompressedTexSubImage3D;
|
||||
glCopyTexSubImage3D = rhs.glCopyTexSubImage3D;
|
||||
}
|
||||
|
||||
void Texture3D::Extensions::lowestCommonDenominator(const Extensions& rhs)
|
||||
{
|
||||
if (!rhs._isTexture3DSupported) _isTexture3DSupported = false;
|
||||
if (!rhs._isTexture3DFast) _isTexture3DFast = false;
|
||||
if (rhs._maxTexture3DSize<_maxTexture3DSize) _maxTexture3DSize = rhs._maxTexture3DSize;
|
||||
|
||||
if (!rhs.glTexImage3D) glTexImage3D = 0;
|
||||
if (!rhs.glTexSubImage3D) glTexSubImage3D = 0;
|
||||
if (!rhs.glCompressedTexImage3D) glCompressedTexImage3D = 0;
|
||||
if (!rhs.glCompressedTexSubImage3D) glCompressedTexSubImage3D = 0;
|
||||
if (!rhs.glCopyTexSubImage3D) glCopyTexSubImage3D = 0;
|
||||
}
|
||||
|
||||
void Texture3D::Extensions::setupGLExtensions(unsigned int contextID)
|
||||
{
|
||||
_isTexture3DFast = OSG_GL3_FEATURES || isGLExtensionSupported(contextID,"GL_EXT_texture3D");
|
||||
|
||||
if (_isTexture3DFast) _isTexture3DSupported = true;
|
||||
else _isTexture3DSupported = strncmp((const char*)glGetString(GL_VERSION),"1.2",3)>=0;
|
||||
|
||||
_maxTexture3DSize = 0;
|
||||
glGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, &_maxTexture3DSize);
|
||||
|
||||
setGLExtensionFuncPtr(glTexImage3D,"glTexImage3D","glTexImage3DEXT");
|
||||
setGLExtensionFuncPtr(glTexSubImage3D,"glTexSubImage3D","glTexSubImage3DEXT");
|
||||
setGLExtensionFuncPtr(glCompressedTexImage3D,"glCompressedTexImage3D","glCompressedTexImage3DARB");
|
||||
setGLExtensionFuncPtr(glCompressedTexSubImage3D,"glCompressedTexSubImage3D","glCompressedTexSubImage3DARB");
|
||||
setGLExtensionFuncPtr(glCopyTexSubImage3D,"glCopyTexSubImage3D","glCopyTexSubImage3DEXT");
|
||||
|
||||
}
|
||||
#endif
|
||||
|
||||
@ -499,24 +499,6 @@ void TextureRectangle::copyTexImage2D(State& state, int x, int y, int width, int
|
||||
|
||||
applyTexParameters(GL_TEXTURE_RECTANGLE,state);
|
||||
|
||||
|
||||
/* bool needHardwareMipMap = (_min_filter != LINEAR && _min_filter != NEAREST);
|
||||
bool hardwareMipMapOn = false;
|
||||
if (needHardwareMipMap)
|
||||
{
|
||||
const Extensions* extensions = getExtensions(contextID,true);
|
||||
bool generateMipMapSupported = extensions->isGenerateMipMapSupported();
|
||||
|
||||
hardwareMipMapOn = _useHardwareMipMapGeneration && generateMipMapSupported;
|
||||
|
||||
if (!hardwareMipMapOn)
|
||||
{
|
||||
// have to swtich off mip mapping
|
||||
OSG_NOTICE<<"Warning: Texture2D::copyTexImage2D(,,,,) switch of mip mapping as hardware support not available."<<std::endl;
|
||||
_min_filter = LINEAR;
|
||||
}
|
||||
}
|
||||
*/
|
||||
// if (hardwareMipMapOn) glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS,GL_TRUE);
|
||||
|
||||
glCopyTexImage2D( GL_TEXTURE_RECTANGLE, 0, _internalFormat, x, y, width, height, 0 );
|
||||
@ -551,23 +533,6 @@ void TextureRectangle::copyTexSubImage2D(State& state, int xoffset, int yoffset,
|
||||
|
||||
applyTexParameters(GL_TEXTURE_RECTANGLE,state);
|
||||
|
||||
/* bool needHardwareMipMap = (_min_filter != LINEAR && _min_filter != NEAREST);
|
||||
bool hardwareMipMapOn = false;
|
||||
if (needHardwareMipMap)
|
||||
{
|
||||
const Extensions* extensions = getExtensions(contextID,true);
|
||||
bool generateMipMapSupported = extensions->isGenerateMipMapSupported();
|
||||
|
||||
hardwareMipMapOn = _useHardwareMipMapGeneration && generateMipMapSupported;
|
||||
|
||||
if (!hardwareMipMapOn)
|
||||
{
|
||||
// have to swtich off mip mapping
|
||||
OSG_NOTICE<<"Warning: Texture2D::copyTexImage2D(,,,,) switch of mip mapping as hardware support not available."<<std::endl;
|
||||
_min_filter = LINEAR;
|
||||
}
|
||||
}
|
||||
*/
|
||||
// if (hardwareMipMapOn) glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS,GL_TRUE);
|
||||
|
||||
glCopyTexSubImage2D( GL_TEXTURE_RECTANGLE, 0, xoffset, yoffset, x, y, width, height);
|
||||
|
||||
@ -338,8 +338,8 @@ void RenderStage::runCameraSetUp(osg::RenderInfo& renderInfo)
|
||||
|
||||
if (renderTargetImplementation==osg::Camera::FRAME_BUFFER_OBJECT)
|
||||
{
|
||||
osg::FBOExtensions* fbo_ext = osg::FBOExtensions::instance(state.getContextID(),true);
|
||||
bool fbo_supported = fbo_ext && fbo_ext->isSupported();
|
||||
osg::GL2Extensions* ext = state.get<osg::GL2Extensions>();
|
||||
bool fbo_supported = ext->isFrameBufferObjectSupported;
|
||||
|
||||
if (fbo_supported)
|
||||
{
|
||||
@ -362,7 +362,7 @@ void RenderStage::runCameraSetUp(osg::RenderInfo& renderInfo)
|
||||
unsigned int renderBuffersMask = _camera->getImplicitBufferAttachmentRenderMask(true);
|
||||
unsigned int resolveBuffersMask = _camera->getImplicitBufferAttachmentRenderMask(true);
|
||||
|
||||
if (fbo_ext->isMultisampleSupported())
|
||||
if (ext->isRenderbufferMultisampleSupported())
|
||||
{
|
||||
for(osg::Camera::BufferAttachmentMap::iterator itr = bufferAttachments.begin();
|
||||
itr != bufferAttachments.end();
|
||||
@ -518,7 +518,7 @@ void RenderStage::runCameraSetUp(osg::RenderInfo& renderInfo)
|
||||
#endif
|
||||
}
|
||||
|
||||
GLenum status = fbo_ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
GLenum status = ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
|
||||
if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
|
||||
{
|
||||
@ -526,7 +526,7 @@ void RenderStage::runCameraSetUp(osg::RenderInfo& renderInfo)
|
||||
|
||||
fbo_supported = false;
|
||||
GLuint fboId = state.getGraphicsContext() ? state.getGraphicsContext()->getDefaultFboId() : 0;
|
||||
fbo_ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
|
||||
ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
|
||||
fbo = 0;
|
||||
|
||||
// clean up.
|
||||
@ -548,7 +548,7 @@ void RenderStage::runCameraSetUp(osg::RenderInfo& renderInfo)
|
||||
{
|
||||
fbo_multisample->apply(state);
|
||||
|
||||
GLenum status = fbo_ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
GLenum status = ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
|
||||
if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
|
||||
{
|
||||
@ -903,8 +903,8 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
|
||||
osg::State& state = *renderInfo.getState();
|
||||
|
||||
osg::FBOExtensions* fbo_ext = _fbo.valid() ? osg::FBOExtensions::instance(state.getContextID(),true) : 0;
|
||||
bool fbo_supported = fbo_ext && fbo_ext->isSupported();
|
||||
osg::GL2Extensions* ext = _fbo.valid() ? state.get<osg::GL2Extensions>() : 0;
|
||||
bool fbo_supported = ext && ext->isFrameBufferObjectSupported;
|
||||
|
||||
bool using_multiple_render_targets = fbo_supported && _fbo->hasMultipleRenderingTargets();
|
||||
|
||||
@ -934,9 +934,9 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
{
|
||||
if (state.checkGLErrors("after RenderBin::draw(..)"))
|
||||
{
|
||||
if ( fbo_ext )
|
||||
if ( ext )
|
||||
{
|
||||
GLenum fbstatus = fbo_ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
GLenum fbstatus = ext->glCheckFramebufferStatus(GL_FRAMEBUFFER_EXT);
|
||||
if ( fbstatus != GL_FRAMEBUFFER_COMPLETE_EXT )
|
||||
{
|
||||
OSG_NOTICE<<"RenderStage::drawInner(,) FBO status = 0x"<<std::hex<<fbstatus<<std::dec<<std::endl;
|
||||
@ -948,7 +948,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
const FrameBufferObject* read_fbo = fbo_supported ? _fbo.get() : 0;
|
||||
bool apply_read_fbo = false;
|
||||
|
||||
if (fbo_supported && _resolveFbo.valid() && fbo_ext->glBlitFramebuffer)
|
||||
if (fbo_supported && _resolveFbo.valid() && ext->glBlitFramebuffer)
|
||||
{
|
||||
GLbitfield blitMask = 0;
|
||||
bool needToBlitColorBuffers = false;
|
||||
@ -988,7 +988,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
// Note that (with nvidia 175.16 windows drivers at least) if the read
|
||||
// framebuffer is multisampled then the dimension arguments are ignored
|
||||
// and the whole framebuffer is always copied.
|
||||
fbo_ext->glBlitFramebuffer(
|
||||
ext->glBlitFramebuffer(
|
||||
static_cast<GLint>(_viewport->x()), static_cast<GLint>(_viewport->y()),
|
||||
static_cast<GLint>(_viewport->x() + _viewport->width()), static_cast<GLint>(_viewport->y() + _viewport->height()),
|
||||
static_cast<GLint>(_viewport->x()), static_cast<GLint>(_viewport->y()),
|
||||
@ -1009,7 +1009,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
glReadBuffer(GL_COLOR_ATTACHMENT0_EXT + (attachment - osg::Camera::COLOR_BUFFER0));
|
||||
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT + (attachment - osg::Camera::COLOR_BUFFER0));
|
||||
|
||||
fbo_ext->glBlitFramebuffer(
|
||||
ext->glBlitFramebuffer(
|
||||
static_cast<GLint>(_viewport->x()), static_cast<GLint>(_viewport->y()),
|
||||
static_cast<GLint>(_viewport->x() + _viewport->width()), static_cast<GLint>(_viewport->y() + _viewport->height()),
|
||||
static_cast<GLint>(_viewport->x()), static_cast<GLint>(_viewport->y()),
|
||||
@ -1088,7 +1088,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
{
|
||||
// switch off the frame buffer object
|
||||
GLuint fboId = state.getGraphicsContext() ? state.getGraphicsContext()->getDefaultFboId() : 0;
|
||||
fbo_ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
|
||||
ext->glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
|
||||
}
|
||||
|
||||
doCopyTexture = true;
|
||||
@ -1106,7 +1106,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
|
||||
{
|
||||
state.setActiveTextureUnit(0);
|
||||
state.applyTextureAttribute(0, itr->second._texture.get());
|
||||
fbo_ext->glGenerateMipmap(itr->second._texture->getTextureTarget());
|
||||
ext->glGenerateMipmap(itr->second._texture->getTextureTarget());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user