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-rw-r--r--src/mesa/main/transformfeedback.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index e6b9803532a..0900d411b91 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -1203,3 +1203,28 @@ _mesa_ResumeTransformFeedback(void)
assert(ctx->Driver.ResumeTransformFeedback);
ctx->Driver.ResumeTransformFeedback(ctx, obj);
}
+
+extern void GLAPIENTRY
+_mesa_GetTransformFeedbackiv(GLuint xfb, GLenum pname, GLint *param)
+{
+ struct gl_transform_feedback_object *obj;
+ GET_CURRENT_CONTEXT(ctx);
+
+ obj = lookup_transform_feedback_object_err(ctx, xfb,
+ "glGetTransformFeedbackiv");
+ if(!obj) {
+ return;
+ }
+
+ switch(pname) {
+ case GL_TRANSFORM_FEEDBACK_PAUSED:
+ *param = obj->Paused;
+ break;
+ case GL_TRANSFORM_FEEDBACK_ACTIVE:
+ *param = obj->Active;
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetTransformFeedbackiv(pname=%i)", pname);
+ }
+}