diff options
| -rw-r--r-- | src/imports/shapes/qquicknvprfunctions.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/imports/shapes/qquicknvprfunctions.cpp b/src/imports/shapes/qquicknvprfunctions.cpp index 0b92d4b4c0..409a59be7f 100644 --- a/src/imports/shapes/qquicknvprfunctions.cpp +++ b/src/imports/shapes/qquicknvprfunctions.cpp @@ -87,6 +87,8 @@ QSurfaceFormat QQuickNvprFunctions::format() return fmt; } +#define PROC(type, name) reinterpret_cast<type>(ctx->getProcAddress(#name)) + /*! \return true if GL_NV_path_rendering is supported with the current OpenGL context. @@ -114,6 +116,10 @@ bool QQuickNvprFunctions::isSupported() if (!ctx->hasExtension(QByteArrayLiteral("GL_NV_path_rendering"))) return false; + // Check that GL_NV_Path_rendering extension is at least API revision 1.3 + if (!PROC(PFNGLPROGRAMPATHFRAGMENTINPUTGENNVPROC, glProgramPathFragmentInputGenNV)) + return false; + // Do not check for DSA as the string may not be exposed on ES // drivers, yet the functions we need are resolvable. #if 0 @@ -199,8 +205,6 @@ bool QQuickNvprFunctions::createFragmentOnlyPipeline(const char *fragmentShaderS return true; } -#define PROC(type, name) reinterpret_cast<type>(ctx->getProcAddress(#name)) - bool QQuickNvprFunctionsPrivate::resolve() { QOpenGLContext *ctx = QOpenGLContext::currentContext(); |