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Only query glVertexAttribIPointer when GL version >= 3.0

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rdb 2015-03-29 18:11:12 +02:00
parent bcb203af9a
commit 0f8f4d63b0
1 changed files with 13 additions and 4 deletions
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17
panda/src/glstuff/glGraphicsStateGuardian_src.cxx
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@ -1310,10 +1310,19 @@ reset() {
get_extension_func("glValidateProgram");
_glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERPROC)
get_extension_func("glVertexAttribPointer");
_glVertexAttribIPointer = (PFNGLVERTEXATTRIBIPOINTERPROC)
get_extension_func("glVertexAttribIPointer");
_glVertexAttribLPointer = (PFNGLVERTEXATTRIBLPOINTERPROC)
get_extension_func("glVertexAttribLPointer");
if (is_at_least_gl_version(3, 0)) {
_glVertexAttribIPointer = (PFNGLVERTEXATTRIBIPOINTERPROC)
get_extension_func("glVertexAttribIPointer");
} else {
_glVertexAttribIPointer = NULL;
}
if (has_extension("GL_ARB_vertex_attrib_64bit")) {
_glVertexAttribLPointer = (PFNGLVERTEXATTRIBLPOINTERPROC)
get_extension_func("glVertexAttribLPointer");
} else {
_glVertexAttribLPointer = NULL;
}
if (_supports_geometry_shaders) {
_glProgramParameteri = (PFNGLPROGRAMPARAMETERIPROC)