diff options
Diffstat (limited to 'mesalib/src/mesa/main/api_validate.c')
| -rw-r--r-- | mesalib/src/mesa/main/api_validate.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/mesalib/src/mesa/main/api_validate.c b/mesalib/src/mesa/main/api_validate.c index cf6aaf0c6..ece0a2b4a 100644 --- a/mesalib/src/mesa/main/api_validate.c +++ b/mesalib/src/mesa/main/api_validate.c @@ -593,26 +593,42 @@ _mesa_validate_DrawElementsInstanced(struct gl_context *ctx, GLboolean _mesa_validate_DrawTransformFeedback(struct gl_context *ctx, GLenum mode, - struct gl_transform_feedback_object *obj) + struct gl_transform_feedback_object *obj, + GLuint stream, + GLsizei numInstances) { ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); FLUSH_CURRENT(ctx, 0); - if (!_mesa_valid_prim_mode(ctx, mode, "glDrawTransformFeedback")) { + if (!_mesa_valid_prim_mode(ctx, mode, "glDrawTransformFeedback*(mode)")) { return GL_FALSE; } if (!obj) { - _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTransformFeedback(name)"); + _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTransformFeedback*(name)"); return GL_FALSE; } if (!obj->EndedAnytime) { - _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawTransformFeedback"); + _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawTransformFeedback*"); return GL_FALSE; } - if (!check_valid_to_render(ctx, "glDrawTransformFeedback")) { + if (stream >= ctx->Const.MaxVertexStreams) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glDrawTransformFeedbackStream*(index>=MaxVertexStream)"); + return GL_FALSE; + } + + if (numInstances <= 0) { + if (numInstances < 0) + _mesa_error(ctx, GL_INVALID_VALUE, + "glDrawTransformFeedback*Instanced(numInstances=%d)", + numInstances); + return GL_FALSE; + } + + if (!check_valid_to_render(ctx, "glDrawTransformFeedback*")) { return GL_FALSE; } |