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Changed: Implement GL_NV_vertex_array_range for GLX

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This commit is contained in:
kervala 2010-12-20 16:43:05 +01:00
parent e35615d4c3
commit b6cd8f4c9b
4 changed files with 32 additions and 4 deletions
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10
code/nel/src/3d/driver/opengl/driver_opengl_extension.cpp
View file

@ -444,6 +444,9 @@ PFNWGLGETEXTENSIONSSTRINGARBPROC nwglGetExtensionsStringARB;
#elif defined(NL_OS_MAC)
#elif defined(NL_OS_UNIX)
NEL_PFNGLXLALLOCATEMEMORYNVPROC nglXAllocateMemoryNV;
NEL_PFNGLXFREEMEMORYNVPROC nglXFreeMemoryNV;
// Swap control extensions
NEL_PFNGLXSWAPINTERVALEXTPROC nglXSwapIntervalEXT;
@ -562,9 +565,6 @@ static bool setupARBTextureNonPowerOfTwo(const char *glext)
static bool setupNVVertexArrayRange(const char *glext)
{
H_AUTO_OGL(setupNVVertexArrayRange);
#ifndef NL_OS_WINDOWS
return false;
#endif
// Test if VAR is present.
CHECK_EXT("GL_NV_vertex_array_range");
@ -575,9 +575,13 @@ static bool setupNVVertexArrayRange(const char *glext)
// Get VAR address.
CHECK_ADDRESS(NEL_PFNGLFLUSHVERTEXARRAYRANGENVPROC, glFlushVertexArrayRangeNV);
CHECK_ADDRESS(NEL_PFNGLVERTEXARRAYRANGENVPROC, glVertexArrayRangeNV);
#ifdef NL_OS_WINDOWS
CHECK_ADDRESS(PFNWGLALLOCATEMEMORYNVPROC, wglAllocateMemoryNV);
CHECK_ADDRESS(PFNWGLFREEMEMORYNVPROC, wglFreeMemoryNV);
#elif defined(NL_OS_UNIX) && !defined(NL_OS_MAC)
CHECK_ADDRESS(NEL_PFNGLXLALLOCATEMEMORYNVPROC, glXAllocateMemoryNV);
CHECK_ADDRESS(NEL_PFNGLXFREEMEMORYNVPROC, glXFreeMemoryNV);
#endif
// Get fence address.

3
code/nel/src/3d/driver/opengl/driver_opengl_extension.h
View file

@ -332,6 +332,9 @@ extern NEL_PFNGLVERTEXARRAYRANGENVPROC nglVertexArrayRangeNV;
#ifdef NL_OS_WINDOWS
extern PFNWGLALLOCATEMEMORYNVPROC nwglAllocateMemoryNV;
extern PFNWGLFREEMEMORYNVPROC nwglFreeMemoryNV;
#elif defined(NL_OS_UNIX) && !defined(NL_OS_MAC)
extern NEL_PFNGLXLALLOCATEMEMORYNVPROC nglXAllocateMemoryNV;
extern NEL_PFNGLXFREEMEMORYNVPROC nglXFreeMemoryNV;
#endif

6
code/nel/src/3d/driver/opengl/driver_opengl_extension_def.h
View file

@ -403,6 +403,12 @@ typedef GLint (APIENTRY * NEL_PFNGLXGETSWAPINTERVALMESAPROC) ();
#endif // NL_GLX_MESA_swap_control
#ifndef NL_GLX_NV_vertex_array_range
#define NL_GLX_NV_vertex_array_range 1
typedef void* (APIENTRY * NEL_PFNGLXALLOCATEMEMORYNVPROC) (GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
typedef void (APIENTRY * NEL_PFNGLXFREEMEMORYNVPROC) (void *pointer);
#endif // NL_GLX_NV_vertex_array_range
#endif // NL_OS_MAC
#ifdef __cplusplus

17
code/nel/src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp
View file

@ -116,7 +116,20 @@ bool CVertexArrayRangeNVidia::allocate(uint32 size, CVertexBuffer::TPreferredM
else
_VertexArrayPtr= nwglAllocateMemoryNV(size, 0, 0, 0.5f);
break;
};
}
#elif defined(NL_OS_UNIX) && !defined(NL_OS_MAC)
switch(vbType)
{
case CVertexBuffer::AGPPreferred:
_VertexArrayPtr= nglXAllocateMemoryNV(size, 0, 0, 0.5f);
break;
case CVertexBuffer::StaticPreferred:
if (_Driver->getStaticMemoryToVRAM())
_VertexArrayPtr= nglXAllocateMemoryNV(size, 0, 0, 1.0f);
else
_VertexArrayPtr= nglXAllocateMemoryNV(size, 0, 0, 0.5f);
break;
}
#endif // NL_OS_WINDOWS
@ -158,6 +171,8 @@ void CVertexArrayRangeNVidia::free()
#ifdef NL_OS_WINDOWS
// Free special memory.
nwglFreeMemoryNV(_VertexArrayPtr);
#elif defined(NL_OS_UNIX) && !defined(NL_OS_MAC)
nglXFreeMemoryNV(_VertexArrayPtr);
#endif // NL_OS_WINDOWS
_VertexArrayPtr= NULL;