diff options
Diffstat (limited to 'src/mesa/main/transformfeedback.c')
-rw-r--r-- | src/mesa/main/transformfeedback.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c index 4f9dadac9b4..0a6d00cb013 100644 --- a/src/mesa/main/transformfeedback.c +++ b/src/mesa/main/transformfeedback.c @@ -1257,3 +1257,35 @@ _mesa_GetTransformFeedbacki_v(GLuint xfb, GLenum pname, GLuint index, "glGetTransformFeedbacki_v(pname=%i)", pname); } } + +extern void GLAPIENTRY +_mesa_GetTransformFeedbacki64_v(GLuint xfb, GLenum pname, GLuint index, + GLint64 *param) +{ + struct gl_transform_feedback_object *obj; + GET_CURRENT_CONTEXT(ctx); + + obj = lookup_transform_feedback_object_err(ctx, xfb, + "glGetTransformFeedbacki64_v"); + if(!obj) { + return; + } + + if (index >= ctx->Const.MaxTransformFeedbackBuffers) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetTransformFeedbacki64_v(index=%i)", index); + return; + } + + switch(pname) { + case GL_TRANSFORM_FEEDBACK_BUFFER_START: + *param = obj->Offset[index]; + break; + case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE: + *param = obj->RequestedSize[index]; + break; + default: + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTransformFeedbacki64_v(pname=%i)", pname); + } +} |